World Metro Database

#	City  >	< Country  >	< Continent  >	< System  >	< Network length  >	< Lines  >	< Avg. line length  >	< Avg. station distance  >	< Ridership per km  >	< Annual ridership  >	< Ridership year  >	< Fare  >	<  Gauge  >	< Tracks  >	< Voltage  >	< Driverless  >	< Rubber-tyred  >	< Platform screen doors  >	< Aircon trains  >	< Remarks
1	Sapporo	Japan	Asia	Subway	48.0 km	3	16.0	1,043 m	11,900	209 million	2008		2150, 2180 (Namboku Line)	left	1500, 750 (Namboku Line)		yes			According to Mr. Osamu Abe
2	Jacksonville	USA	America	Skyway	6.9 km	1	6.9	1,380 m					2060	right	750	downtown monorail people mover
3	Lille	France	Europe	Métro	45.5 km	2	22.8	758 m	5,780	96 million	2009		2060	right	750	VAL	yes	VAL, all stations
4	Taipei	Taiwan	Asia	MRT	112.6 km	8	14.1	1,149 m	15,900	652 million	2012	0.60 EUR	2060	right	750	Wenshan (Muzha) VAL line	yes	PGDs in the busier MRT stations, PSDs in all VAL stations	yes
5	Toulouse	France	Europe	Métro	27.5 km	2	13.8	764 m	10,300	103 million	2011		2060	right	750	VAL	yes	VAL
6	Mexico City	Mexico	America	Metro	180.0 km	12	15.0	984 m	24,500	1,609 million	2012	0.14 EUR	1995	right	750		yes			ONLY PASSENGER SERVICE KM COUNTED
7	Montreal	Canada	America	Metro	69.2 km	4	17.3	1,003 m	8,670	219 million	2006	1.67 EUR	1994	right	750		yes
8	Delhi	India	Asia	Metro	193.2 km	6	32.2	1,410 m	8,600	606 million	2011	0.12 EUR	1676, 1435 (Green, Violet lines)	left	25000				yes
9	San Francisco	USA	America	BART	166.9 km	5	33.4	4,279 m	1,820	111 million	2012		1676	right	1000				yes	MUNI not included (8 underground stations)
10	Rio de Janeiro	Brazil	America	Metrô	42.0 km	2	21.0	1,313 m	13,800	212 million	2010	0.77 EUR	1600	right	750				yes
11	Sao Paulo	Brazil	America	Metrô	74.3 km	5	14.9	1,198 m	32,300	877 million	2012	0.76 EUR	1600	right	750 (lines 1-3), 1500 (lines 4, 5)	line 4		lines 2, 3, 4 (since 2010)	all metro lines and regional rail	According to official website. C Line: 26 km + 16 st. E Line: 22km + 7 st)
12	Helsinki	Finland	Europe	Metro	21.0 km	1	21.0	1,313 m	8,090	62 million	2011	2.10 EUR	1524	right	750					According to Metros in Skandinavien (R.Schwandl)
13	Baku	Azerbaijan	Asia	Metro	34.6 km	2	17.3	1,646 m	14,500	183 million	2011		1520	right	825
14	Dnepropetrovsk	Ukraine	Europe	Metro	7.1 km	1	7.1	1,420 m	3,470	9 million	2010		1520		825					According to Mr. Yuri Popov
15	Kiev	Ukraine	Europe	Metro	66.2 km	3	22.1	1,379 m	21,500	519 million	2011	0.27 EUR	1520	right	825
16	Minsk	Belarus	Europe	Metro	35.4 km	2	17.7	1,362 m	21,700	281 million	2012		1520	right	825					According to Mr. Yuri Popov
17	Moscow	Russia	Europe	Metro	309.4 km	12	25.8	1,778 m	21,200	2,389 million	2011	0.50 EUR	1520	right	825				lines 3, 5 since 2009	Monorail (6 stations, 4.7 km) not included.
18	Nizhny Novgorod	Russia	Europe	Metro	18.9 km	2	9.4	1,454 m	3,910	27 million	2010		1520	right	825					According to Mr. Yuri Popov
19	Novosibirsk	Russia	Asia	Metro	16.4 km	2	8.2	1,487 m	12,700	76 million	2011		1520	right	825					According to Mr. Yuri Popov
20	Saint Petersburg	Russia	Europe	Metro	113.5 km	5	22.7	1,831 m	19,000	786 million	2011		1520	right	825			windowless steel doors in ten stations		According to Mr. Yuri Popov
21	Samara	Russia	Europe	Metro	10.2 km	1	10.2	1,275 m	4,300	16 million	2011		1520	right	825					According to Mr. Yuri Popov
22	Tashkent	Uzbekistan	Asia	Metro	36.2 km	3	12.1	1,392 m	4,920	65 million	2010		1520	right	825					According to Mr. Yuri Popov
23	Tbilisi	Georgia	Asia	Metro	26.3 km	2	13.1	1,315 m	9,170	88 million	2008		1520	right	825					According to Mr. Yuri Popov
24	Toronto	Canada	America	Subway	71.3 km	4	17.8	1,019 m	10,700	278 million	2006	1.67 EUR	1480	right	600				yes
25	Madrid	Spain	Europe	Metro	286.3 km	13	22.0	1,064 m	6,080	635 million	2011	1.00 EUR	1445	left	600			tests in 2010, plans for 2011	yes	ML1, ML2, ML3 not included (27.8 km, 37 st.; Embajadores=Acacias)
26	Philadelphia	USA	America	Subway	62.0 km	3	20.7	984 m	4,730	107 million	2011		1435, 1588 (Market-Frankford Line)	right	600, 685 (PATCO)				yes	PATCO line included. Subway trolley not (10 stations)
27	Nagoya	Japan	Asia	Subway	93.1 km	4	23.3	1,001 m	12,600	427 million	2008		1435, 1067 (Tsurumai, Sakura-dori lines)	left	600, 1500 (Tsurumai, Sakura-dori lines)	Tobu Kyuryo maglev line		Tobu Kyuryo maglev line	yes	3 stations +
28	Algiers	Algeria	Africa	Metro	9.0 km	1	9.0	1,000 m					1435		750				yes
29	Amsterdam	Netherlands	Europe	Metro	32.7 km	4	8.2	1,128 m	7,120	85 million	2009	2.09 EUR	1435	right	750					Sneltram not included (9.8 km, 19 stations; 'Metros in Holland')
30	Ankara	Turkey	Asia	Metro	23.1 km	2	11.6	1,100 m	13,400	113 million	2007		1435	right	750	metro line
31	Athens	Greece	Europe	Metro	52.0 km	3	17.3	1,020 m	18,000	342 million	2008	1.00 EUR	1435	right	600				yes	M3 airport line not included.
32	Atlanta	USA	America	MARTA	79.2 km	2	39.6	2,141 m	1,180	34 million	2007		1435	right	750				yes
33	Baltimore	USA	America	Metro Subway	24.5 km	1	24.5	1,885 m	2,010	18 million	2011		1435	right	700				yes
34	Bangkok	Thailand	Asia	Skytrain, MRT	80.2 km	4	20.0	1,512 m	8,370	245 million	2011	0.64 EUR	1435	left		Green line		Green line, Blue line	yes
35	Barcelona	Spain	Europe	Metro	119.4 km	11	10.9	786 m	8,930	389 million	2011	1.35 EUR	1435	right	1200	lines L9, L10, L11		lines L9, L10, L11	yes	Tram lines not included (1.8 km subway tram line, T5)
36	Beijing	China	Asia	Subway	442.0 km	16	27.6	1,797 m	15,200	2,460 million	2012	0.15 EUR	1435	right	825			PGDs on underground stations of line 5, PSDs on lines 8, 10	yes
37	Berlin	Germany	Europe	U-Bahn	147.4 km	10	14.7	797 m	9,390	505 million	2011	2.10 EUR	1435	right	750
38	Bochum	Germany	Europe	Stadtbahn	21.5 km	2	10.8	797 m					1435	right	660					Rhein-Ruhr Stadtbahn Album 2
39	Bonn	Germany	Europe	Stadtbahn	9.0 km	1	9.0	818 m					1435	right	750					9 km, 12 stations underground. Approx. 17 km metro-like
40	Boston	USA	America	The T	60.5 km	3	20.2	960 m	6,660	147 million	2010		1435	right	600				yes	Green and Red Lines' tram section not included
41	Brussels	Belgium	Europe	Métro	32.2 km	3	10.7	555 m	11,300	133 million	2009	1.53 EUR	1435	right (left on lines 1 and 6 between Midi and Roi Baudouin)	900					Premetro tunnels not included, 11 stations
42	Bucharest	Romania	Europe	Metro	69.3 km	4	17.3	1,505 m	6,770	171 million	2011	0.40 EUR	1435	right	825
43	Budapest	Hungary	Europe	Metro	33.0 km	3	11.0	846 m	25,100	302 million	2011	0.95 EUR	1435	right	825, 600 (Line M1)
44	Buenos Aires	Argentina	America	Subte	49.3 km	6	8.2	685 m	17,100	308 million	2011	0.24 EUR	1435	left	1500, 1100 (Line B)					Premetro line not included
45	Cairo	Egypt	Africa	Metro	65.5 km	2	32.8	1,236 m	35,000	837 million	2010	0.14 EUR	1435	left	1500				5 stations
46	Caracas	Venezuela	America	Metro	60.5 km	5	12.1	1,344 m	22,000	485 million	2009	0.31 EUR	1435		750				yes	Metro Los Teques included (9.5 km)
47	Catania	Italy	Europe	Metropolitana	3.8 km	1	3.8	760 m					1435	right	3000					metroitaliane.it
48	Chicago	USA	America	"L"	166.0 km	8	20.8	1,153 m	3,660	222 million	2011	1.58 EUR	1435	right	600				yes	151 Stations and 173 km (UrbanRail.net)
49	Cleveland	USA	America	Rapid Transit	31.0 km	1	31.0	1,824 m	530	6 million	2011		1435	right	600					2 Light Rail lines not included
50	Cologne	Germany	Europe	Stadtbahn	45.0 km	15	3.0	1,250 m					1435	right	750				new light rail trains only	Approx. 45 km metro-like. 30 km underground.
51	Copenhagen	Denmark	Europe	Metro	21.0 km	2	10.5	1,050 m	7,050	54 million	2011	2.81 EUR	1435	right	750	all metro lines		all underground stations	all metro and S-Tog trains	According to official website
52	Detroit	USA	America	People Mover	4.8 km	1	4.8	400 m					1435	right	600	downtown people mover, LIM technology			yes
53	Dortmund	Germany	Europe	Stadtbahn	29.5 km	3	9.8	866 m					1435	right	600	H-Bahn				Rhein-Ruhr Stadtbahn Album 2
54	Dubai	United Arab Emirates	Asia	Metro	69.7 km	2	34.8	1,584 m	4,280	109 million	2012		1435	right	750	metro		metro, monorail	yes
55	Duesseldorf	Germany	Europe	Stadtbahn	9.6 km	2	4.8	798 m					1435	right	600					Rhein-Ruhr Stadtbahn Album 1
56	Essen	Germany	Europe	Stadtbahn	20.2 km	3	6.7	842 m					1435	right	750					Rhein-Ruhr Stadtbahn Album 1
57	Frankfurt	Germany	Europe	U-Bahn	20.5 km	3	6.8	732 m				2.30 EUR	1435	right	750					20.40 km, 27 stations underground ('Schnellbahnen in Deutschland')
58	Genoa	Italy	Europe	Metropolitana	7.1 km	1	7.1	1,014 m					1435	right	750					metroitaliane.it
59	Guangzhou	China	Asia	Metro	231.9 km	8	29.0	1,680 m	21,600	1,825 million	2012		1435	right	825	APM line (underground people mover)	Zhujiang people mover	yes	yes	APM included
60	Hamburg	Germany	Europe	U-Bahn	104.7 km	4	26.2	1,102 m	5,210	199 million	2011		1435	right	750					According to official website
61	Hanover	Germany	Europe	Stadtbahn	18.6 km	3	6.2	1,033 m					1435	right	600					18.60 km, 17 stations underground ('Schnellbahnen in Deutschland')
62	Hong Kong	Hong Kong S.A.R.	Asia	MTR	175.0 km	10	17.5	2,059 m	22,600	1,444 million	2012	0.91 EUR	1435	left	1500 (MTR), 25000 (KCR)	Disneyland Resort Line	SI, WI lines, planned	all underground stations	yes	175 Km and 82 stations according to MRT. 184km urbanrail.35.3km airport express not included
63	Istanbul	Turkey	Europe	Metro	42.0 km	2	21.0	1,615 m	5,090	78 million	2011	0.63 EUR	1435	right	750					Wikipedia. Hafif Metro not included (25.8 km, 24 stations, 2 lines)
64	Izmir	Turkey	Asia	Metro	15.9 km	1	15.9	1,223 m	10,900	63 million	2011		1435		750
65	Kaohsiung	Taiwan	Asia	MRT	45.0 km	2	22.5	1,250 m	3,170	52 million	2012		1435		750			MRT
66	Kobe	Japan	Asia	Subway	30.6 km	2	15.3	1,275 m	10,800	121 million	2008		1435	left	1500, 600 (Portliner)	Port Liner and Rokko Liner, rubber-tyred	Port Liner and Rokko Liner	Port Liner and Rokko Liner		According to Mr. Osamu Abe. Portliner, Rokko lines not included (15 st)
67	Kyoto	Japan	Asia	Subway	31.3 km	2	15.6	1,043 m	11,000	126 million	2008		1435	left	1500			Tozai line
68	Lisbon	Portugal	Europe	Metro	44.3 km	4	11.1	869 m	11,300	183 million	2010	0.80 EUR	1435	left	750
69	London	United Kingdom	Europe	Underground	402.0 km	11	36.5	1,552 m	7,980	1,171 million	2011	2.75 EUR	1435	left	600, 750 (DLR)	Docklands Light Rail		Jubilee Line extension	Metropolitan Line	DLR not included (31.4 km, 39 stations). East London Line removed (will be assigned to Overground). Overground: 86 km, 55 st.
70	Los Angeles	USA	America	Metro Rail	59.3 km	3	19.8	2,196 m	2,130	46 million	2011	1.91 EUR	1435	right	750				yes	Red, Purple and Green lines
71	Lyon	France	Europe	Métro	30.7 km	4	7.7	787 m	22,900	257 million	2009	1.60 EUR	1435	left	750	line D/Maggaly, rubber-tyred, no PSDs	yes
72	Marseille	France	Europe	Métro	21.8 km	2	10.9	779 m	9,430	75 million	2011		1435	right	750		yes
73	Mecca	Saudi Arabia	Asia	Metro	18.1 km	1	18.1	2,263 m					1435	right	1500			yes	yes
74	Medellin	Colombia	America	Metro	28.8 km	2	14.4	1,200 m	16,200	170 million	2011		1435		1500					Metro Cable not included, 4 stations
75	Miami	USA	America	Metrorail	39.8 km	1	39.8	1,809 m	1,240	18 million	2011	1.66 EUR	1435	right	750	downtown people mover, rubber-tyred	Downtown people mover		yes	Metromover not included (20 stations, 7 km)
76	Milan	Italy	Europe	Metropolitana	83.3 km	3	27.8	915 m	10,800	328 million	2007	1.00 EUR	1435	right	1500, 750 (line M1)	line M5		line M5	yes	metroitaliane.it
77	Mulheim	Germany	Europe	Stadtbahn	9.0 km	2	4.5	819 m					1435	right	750					Rhein-Ruhr Stadtbahn Album 1
78	Munich	Germany	Europe	U-Bahn	94.2 km	6	15.7	981 m	10,500	360 million	2010	2.30 EUR	1435	right	750
79	Naples	Italy	Europe	Metropolitana	31.8 km	3	10.6	1,136 m	3,020	35 million	2011		1435	left	1500					M3 and M4 not included (M3: 12.3 km, 12 sta. M4: 8.3 km, 8 sta.)
80	New York	USA	America	Subway	368.0 km	27	13.6	834 m	12,300	1,655 million	2012	1.53 EUR	1435	right	625, 650 (PATH)			planned for new Second Avenue Line	yes	According to official website. PATH not included (22.2 km, 13 stations). SIR not included
81	Newcastle	United Kingdom	Europe	Metro	76.5 km	2	38.3	1,297 m	1,360	38 million	2011		1435	left	1500
82	Nuremberg	Germany	Europe	U-Bahn	36.0 km	3	12.0	800 m	8,980	118 million	2011		1435	right	750	lines U2, U3, no PSDs, sharing tracks with driver-operated trains
83	Oporto	Portugal	Europe	Metro	21.7 km	2	10.9	1,669 m					1435	right	750				yes	Full metro section length unknown.14 underground stations & 6,3 km in tunnel in downtown
84	Osaka	Japan	Asia	Subway	137.8 km	9	15.3	1,111 m	16,600	836 million	2010		1435	left	750, 600 (Nanko Port Town Line)	Nanko Port Town Line, rubber-tyred	Nanko Port Town Line	all stations on the Nanko Port Town Line		Monorail not included (23.8 km, 18 st). OTS + new tram included
85	Oslo	Norway	Europe	T-Bane	62.0 km	5	12.4	861 m	3,360	76 million	2010	2.67 EUR	1435	right	750					Line 1 not included (it has level crossings). Length not sure
86	Paris	France	Europe	Métro	218.0 km	16	13.6	596 m	19,200	1,524 million	2011	1.57 EUR	1435	right (metro), left (RER)	750	lines 1, 14, rubber-tyred	lines 1, 4, 6, 11, 14	lines 1, 13 (part), 14	lines 1, 2, 5, 9
87	Prague	Czech Republic	Europe	Metro	59.1 km	3	19.7	1,094 m	24,600	530 million	2011	0.65 EUR	1435	right	750
88	Pyongyang	North Korea	Asia	Metro	22.5 km	2	11.3	1,607 m	4,380	36 million	2009		1435		825
89	Rome	Italy	Europe	Metropolitana	41.6 km	2	20.8	832 m	21,800	331 million	2008	1.00 EUR	1435	left	1500				yes	metroitaliane.it
90	Rotterdam	Netherlands	Europe	Metro	47.0 km	2	23.5	1,306 m	5,070	87 million	2008		1435	right	750					Only metro section. Sneltram: 8.4 km, 11 stations. 'Metros in Holland'
91	Santiago	Chile	America	Metro	102.4 km	5	20.5	994 m	17,100	640 million	2011	0.55 EUR	1435	right	750		yes
92	Santo Domingo	Dominican Republic	America	Metro	14.5 km	1	14.5	967 m	5,480	29 million	2011		1435						yes
93	Seoul	South Korea	Asia	Subway	326.5 km	9	36.3	1,114 m	21,100	2,518 million	2012	0.54 EUR	1435	right	1500			lines 2 and 9, planned for all lines by 2010	yes	Only metro section.
94	Shanghai	China	Asia	Metro	437.0 km	12	36.4	1,539 m	14,300	2,276 million	2012	0.34 EUR	1435	right	1500			newer line 4 stations and refitted line 1 stations	yes	Maglev and Bund tunnel not included. From Wikipedia. 411,90 km ? Line 13 closes for reconstruction
95	Shenzhen	China	Asia	Metro	178.4 km	5	35.7	1,416 m	2,030	132 million	2009		1435	right				yes	yes
96	Singapore	Singapore	Asia	MRT	146.5 km	4	36.6	1,526 m	14,800	794 million	2011	0.97 EUR	1435	left	750	North-East Line, Circle Line and the 3 rubber-tyred LRT lines	LRT lines	yes	yes
97	Sofia	Bulgaria	Europe	Metro	31.2 km	2	15.6	1,200 m	2,550	29 million	2009	0.51 EUR	1435	right	825
98	Stockholm	Sweden	Europe	Tunnelbana	105.7 km	3	35.2	1,047 m	8,010	309 million	2011	3.73 EUR	1435	left	650, 750 (Blue Line)					According to official website. 7 operational lines
99	Stuttgart	Germany	Europe	Stadtbahn	24.0 km	2	12.0	1,412 m					1435	right	750				yes	24 km underground. (Schnellbahnen in Deutschland)
100	Tehran	Iran	Asia	Metro	73.0 km	4	18.3	1,106 m	18,000	480 million	2011		1435		750				yes	Line 5 to Karaj not included (42 km, 11 stations) Lenght unknown
101	Tianjin	China	Asia	Metro	124.0 km	4	31.0	1,610 m	1,410	64 million	2010		1435	right	825			platform gate doors	yes	Binhai Line and metro line included. (10-08-1980: 7.4 km, 7 stations)
102	Vancouver	Canada	America	SkyTrain	69.5 km	3	23.2	1,511 m	4,730	120 million	2011		1435	right	600	Skytrain, LIM technology, currently the world's longest automated system			yes
103	Vienna	Austria	Europe	U-Bahn	74.6 km	5	14.9	769 m	19,600	534 million	2010	1.70 EUR	1435	right	750				yes	According to official website. Premetro tunnel not included
104	Warsaw	Poland	Europe	Metro	22.6 km	1	22.6	1,130 m	17,000	140 million	2011	0.47 EUR	1435	right	825
105	Washington	USA	America	Metrorail	171.2 km	5	34.2	2,014 m	3,490	218 million	2012		1435	right	750				yes
106	Xian	China	Asia	Metro	26.4 km	1	26.4	1,650 m	6,120	59 million	2012		1435
107	Yokohama	Japan	Asia	Subway	57.6 km	3	19.2	1,280 m	9,420	198 million	2008		1435	left	750	Kanazawa Seaside line, LRT, rubber-tyred	Kanazawa Seaside LRT	Kanazawa Seaside LRT line		Kanazawa Line not included (10.6 km)
108	Glasgow	United Kingdom	Europe	Subway	10.4 km	1	10.4	743 m	3,420	13 million	2011		1219	left	600
109	Tokyo	Japan	Asia	Metro	304.5 km	13	23.4	1,099 m	27,900	3,102 million	2011	1.57 EUR	1067, 1435 (Ginza, Marunouchi, Asakusa, Oedo lines), 1372 (Shinjuku line)	left	1500, 600 (Ginza, Marunouchi lines)	Yurikamome Waterfront line, rubber-tyred	Yurikamome line	Marunouchi, Mita, Namboku, Yurikamome lines	yes	According to Mr. Osamu Abe. Saitama, Yurikamone, Monorail, Yamanote, Chuo, Rinkai not incl.
110	Fukuoka	Japan	Asia	Subway	29.8 km	3	9.9	931 m	11,400	124 million	2007		1067	left	1500			yes		According to Mr. Osamu Abe
111	Sendai	Japan	Asia	Subway	14.8 km	1	14.8	925 m	10,700	58 million	2008		1067	left	1500					According to Mr. Osamu Abe
112	Antwerp	Belgium	Europe	Premetro	7.6 km	2	3.8	844 m					1000		600
113	Bilbao	Spain	Europe	Metro	43.4 km	2	21.7	1,142 m	5,680	90 million	2011		1000	left	1500				yes	According to Metro Bilbao
114	Gelsenkirchen	Germany	Europe	Stadtbahn	5.5 km	1	5.5	690 m					1000	right	600					Rhein-Ruhr Stadtbahn Album 2
115	Palma de Mallorca	Spain	Europe	Metro	8.3 km	1	8.3	1,038 m					1000		1500
116	Valencia	Spain	Europe	Metro	31.8 km	3	10.6	909 m					1000	right	1500				yes	Full metro section length unknown.
117	Adana	Turkey	Asia	Metro	13.5 km	1	13.5	1,125 m
118	Almaty	Kazakhstan	Asia	Metro	7.3 km	1	7.3	1,217 m	2,630	7 million	2012
119	Bangalore	India	Asia	Metro	7.5 km	1	7.5	1,500 m
120	Belo Horizonte	Brazil	America	Metrô	28.1 km	1	28.1	1,563 m						right						According to official website
121	Bielefeld	Germany	Europe	Stadtbahn	5.2 km	4	1.3	1,733 m						right						Full metro section length unknown. Only metro section included
122	Brasilia	Brazil	America	Metrô	42.0 km	1	42.0	1,826 m	3,590	55 million	2009			right
123	Brescia	Italy	Europe	Metro	13.1 km	1	13.1	819 m								metro				According to official website
124	Buffalo	USA	America	Metro Rail	8.4 km	1	8.4	1,194 m						right						Only tunnel section
125	Bursa	Turkey	Asia	Bursaray	31.5 km	2	15.8	1,086 m
126	Busan	South Korea	Asia	Subway	131.8 km	5	26.4	1,080 m	6,650	320 million	2012			right		Line 4	Line 4	line 3
127	Changchun	China	Asia	LRT	17.0 km	1	17.0	1,133 m						right						(17 km, 16 stations on viaduct = metro). 14.6 km, 17 st on streets
128	Charleroi	Belgium	Europe	Métro Léger	17.5 km	4	4.4	1,094 m												Full metro section length unknown. Total length 25 km. Data from Wikipedia
129	Chengdu	China	Asia	Metro	40.9 km	2	20.4	1,202 m	6,900	103 million	2012			right				yes	yes	http://railway-technology.com/projects/chengdu-metro
130	Chennai	India	Asia	MRTS	27.0 km	1	27.0	1,688 m
131	Chiba	Japan	Asia	Monorail	15.5 km	2	7.8	969 m						left
132	Chongqing	China	Asia	Monorail	127.0 km	4	31.7	1,548 m						right				The three underground stations (Daping, Linjiangmen, and Jiaochangkou) have PSDs	yes
133	Daegu	South Korea	Asia	Subway	53.9 km	2	27.0	998 m	6,460	127 million	2012							lines 1, 2
134	Daejeon	South Korea	Asia	Subway	22.6 km	1	22.6	1,076 m	4,610	38 million	2011							yes
135	Dalian	China	Asia	Metro	49.0 km	1	49.0	4,455 m	2,460	44 million	2012			right						Suburban service?
136	Duisburg	Germany	Europe	Stadtbahn	14.3 km	2	7.2	1,304 m						right						Rhein-Ruhr Stadtbahn Album 1
137	Edmonton	Canada	America	Light Rail	20.4 km	1	20.4	1,457 m						right
138	Guadalajara	Mexico	America	Metro	24.0 km	2	12.0	889 m						right
139	Gwangju	South Korea	Asia	Subway	20.1 km	1	20.1	1,058 m	2,450	18 million	2011							yes
140	Haifa	Israel	Asia	Carmelit	1.8 km	1	1.8	350 m
141	Hangzhou	China	Asia	Metro	48.0 km	1	48.0	1,600 m												Wikipedia
142	Hiroshima	Japan	Asia	Monorail	18.4 km	1	18.4	920 m	2,680	18 million	2005			left			yes			According to Mr. Osamu Abe
143	Incheon	South Korea	Asia	Subway	29.5 km	1	29.5	1,054 m	8,270	89 million	2012							yes
144	Kamakura	Japan	Asia	Monorail	6.6 km	1	6.6	943 m						left						Shonan Monorail.
145	Kazan	Russia	Europe	Metro	10.9 km	1	10.9	1,817 m	6,790	27 million	2012			right						According to Mr. Yuri Popov
146	Kharkov	Ukraine	Europe	Metro	37.4 km	3	12.5	1,438 m	18,300	250 million	2011			right						According to Mr. Yuri Popov
147	Kitakyushu	Japan	Asia	Monorail	8.8 km	1	8.8	733 m						left
148	Kolkata	India	Asia	Metro Railway	25.0 km	1	25.0	1,136 m	19,000	173 million	2009			right						25 km wikipedia, 27.50 km urbanrail ???
149	Kryvyi Rih	Ukraine	Europe	Metrotram	18.0 km	1	18.0	1,636 m
150	Kuala Lumpur	Malaysia	Asia	LRT, Monorail	64.0 km	3	21.3	1,123 m	4,670	109 million	2008	0.37 EUR		left		LRT		KLIA line to airport, Kelana Jaya line's underground stations	yes
151	Kunming	China	Asia	Metro	18.2 km	1	18.2	18,200 m
152	Las Vegas	USA	America	Monorail	6.2 km	1	6.2	1,033 m						right		monorail		yes		Hotels monorails not included
153	Lausanne	Switzerland	Europe	Metro	13.7 km	2	6.8	507 m								line m2	line m2			Only m2 is a full metro (27.10.2008: 5.9 km, 14 sta). Line m1: 3 underground stations
154	Lima	Peru	America	Tren Urbano	22.0 km	1	22.0	1,467 m				0.29 EUR
155	Ludwigshafen	Germany	Europe	Stadtbahn	4.0 km	0		364 m						right						Full metro section length unknown.
156	Manila	Philippines	Asia	MRT	51.5 km	3	17.2	1,256 m	18,400	346 million	2008	0.18 EUR		right					yes	Length not sure
157	Maracaibo	Venezuela	America	Metro	6.5 km	1	6.5	1,300 m											yes
158	Mashhad	Iran	Asia		19.0 km	1	19.0	905 m
159	Monterrey	Mexico	America	Metro	31.5 km	2	15.8	1,050 m	12,000	138 million	2009			right			yes
160	Mumbai	India	Asia	Suburban Railway	171.0 km	5	34.2	2,515 m				0.17 EUR								In fact, 4 suburban railway lines with metro frequency
161	Naha	Japan	Asia	Monorail	12.8 km	1	12.8	914 m						left
162	Nanjing	China	Asia	Metro	84.7 km	2	42.3	1,540 m	11,100	344 million	2011			right
163	Newark	USA	America	Subway	2.2 km	1	2.2	733 m						right						4 underground stations
164	Perugia	Italy	Europe	Minimetro	3.0 km	1	3.0	500 m								'Minimetro'
165	Pittsburgh	USA	America	T	4.8 km	1	4.8	960 m						right						Full metro section length unknown (all lines: 40 km).2.90 is the length of the tunnel section.
166	Porto Alegre	Brazil	America	Metro	33.8 km	1	33.8	2,112 m						right						According to official website
167	Poznan	Poland	Europe	Fast Tram	6.1 km	1	6.1	1,220 m												Rapid Tram
168	Recife	Brazil	America	Metrô	39.7 km	2	19.9	1,418 m						right						According to official website
169	Rennes	France	Europe	Métro	9.0 km	1	9.0	643 m	14,300	47 million	2011			right		VAL	yes	VAL
170	Rouen	France	Europe	Métro	2.2 km	1	2.2	550 m												5 underground stations
171	Saint Louis	USA	America	Metrolink	73.4 km	2	36.7	2,097 m						right
172	San Juan	Puerto Rico	America	Tren Urbano	17.2 km	1	17.2	1,147 m	1,750	11 million	2011
173	Seattle	USA	America	Light Rail	22.2 km	1	22.2	2,018 m						right					yes	Downtown tunnel section considered as a full metro
174	Seville	Spain	Europe	Metro	18.0 km	1	18.0	900 m										Line 1
175	Shenyang	China	Asia	Metro	49.5 km	2	24.7	1,268 m						right				yes
176	Suzhou	China	Asia	Subway	25.7 km	1	25.7	1,117 m						right					yes	According to Wikipedia, official website
177	Sydney	Australia	Oceania	Cityrail	22.1 km	3	7.4	2,005 m				2.92 EUR		left					yes	Only underground stations in downtown. Monorail: 3.6 km, 8 stations
178	Tama	Japan	Asia	Monorail	16.0 km	1	16.0	889 m						left
179	The Hague	Netherlands	Europe	RandstadRail	27.9 km	3	9.3	1,033 m						right						Full metro section length unknown (47 km?)
180	Turin	Italy	Europe	Metropolitana	13.4 km	1	13.4	670 m	6,750	33 million	2011			right		VAL	yes	VAL	yes
181	Valencia	Venezuela	America	Metro	6.2 km	1	6.2	1,033 m	9,280	21 million	2010
182	Valparaiso	Chile	America	Metro	43.0 km	1	43.0	2,263 m						right
183	Volgograd	Russia	Europe	Metro	6.8 km	1	6.8	1,360 m												Total system: 22 stations, 17,1 km
184	Wuhan	China	Asia	Metro	56.8 km	2	28.4	1,234 m	3,520	73 million	2011			right
185	Wuppertal	Germany	Europe	Schwebebahn	13.3 km	1	13.3	700 m						right	600
186	Yekaterinburg	Russia	Asia	Metro	12.7 km	1	12.7	1,587 m	8,200	38 million	2011			right
187	Yerevan	Armenia	Asia	Metro	12.1 km	1	12.1	1,344 m	3,850	17 million	2011			right						According to Mr. Yuri Popov