| Heavy
rail, total |
11 |
12 |
1,597.3 |
27 |
1,023 |
416 |
| Metropolitan
Atlanta Rapid Transit Authority |
Atlanta |
GA |
96.1 |
0 |
38 |
38 |
| Maryland
Transit Administration |
Baltimore |
MD |
29.4 |
0 |
14 |
14 |
| Massachusetts
Bay Transportation Authority |
Boston |
MA |
76.3 |
0 |
53 |
42 |
| Chicago Transit Authority |
Chicago |
IL |
206.3 |
25 |
144 |
66 |
| Greater
Cleveland Regional Transit Authority |
Cleveland |
OH |
38.1 |
0 |
18 |
9 |
| L.A.
County Metropolitan Transportation Auth. |
Los Angeles |
CA |
31.9 |
0 |
16 |
16 |
| Miami-Dade
Transit Agency |
Miami |
FL |
45.0 |
0 |
22 |
22 |
| MTA
New York City Transit |
New York |
NY |
493.8 |
0 |
468 |
50 |
| MTA
Staten Island Railway |
New York |
NY |
28.6 |
0 |
23 |
4 |
| Port
Authority Trans-Hudson Corporation |
New York |
NY, NJ |
28.6 |
2 |
13 |
7 |
| Port
Authority Transit Corporation |
Philadelphia |
PA, NJ |
31.5 |
0 |
13 |
5 |
| Southeastern
Pennsylvania Transportation Auth. |
Philadelphia |
PA |
76.1 |
0 |
75 |
17 |
| San
Francisco Bay Area Rapid Transit District |
San Francisco |
CA |
209.0 |
0 |
43 |
43 |
| Washington
Metropolitan Area Transit Auth. |
Washington |
DC, MD, VA |
206.6 |
0 |
83 |
83 |
| Light
rail, total |
25 |
19 |
1,018.7 |
3,457 |
630 |
482 |
| Maryland
Transit Administration |
Baltimore |
MD |
57.6 |
52 |
32 |
32 |
| Massachusetts
Bay Transportation Authority |
Boston |
MA |
51.0 |
56 |
70 |
25 |
| Niagara
Frontier Transit Metro System |
Buffalo |
NY |
12.4 |
8 |
15 |
7 |
| Greater
Cleveland Regional Transit Authority |
Cleveland |
OH |
30.4 |
22 |
34 |
8 |
| Dallas
Area Rapid Transit Authority |
Dallas |
TX |
87.7 |
98 |
34 |
34 |
| McKinney
Avenue Transit Authority |
Dallas |
TX |
2.8 |
U |
0 |
0 |
| Regional
Transportation District |
Denver |
CO |
31.6 |
39 |
24 |
24 |
| Detroit
Department of Transportation |
Detroit |
MI |
0.0 |
8 |
8 |
0 |
| Island
Transit |
Galveston |
TX |
11.8 |
57 |
3 |
3 |
| Metro
Transit Authority of Harris County |
Houston |
TX |
15.0 |
64 |
16 |
16 |
| Kenosha
Transit |
Kenosha |
WI |
1.9 |
19 |
2 |
1 |
| Los
Angeles County Metropolitan Trans. Auth. |
Los Angeles |
CA |
82.4 |
77 |
36 |
36 |
| Memphis
Area Transit Authority |
Memphis |
TN |
5.8 |
0 |
1 |
1 |
| Regional
Transit Authority |
New Orleans |
LA |
16.0 |
124 |
9 |
9 |
| New
Jersey Transit Corporation |
Newark |
NJ |
28.3 |
30 |
27 |
15 |
| Southeastern
Pennsylvania Transportation Auth. |
Philadelphia |
PA |
69.3 |
1,702 |
46 |
0 |
| Port
Authority of Allegheny County |
Pittsburgh |
PA |
34.8 |
39 |
14 |
14 |
| Portland
Streetcar |
Portland |
OR |
4.8 |
87 |
0 |
0 |
| Tri-County
Metropolitan Trans. District |
Portland |
OR |
81.3 |
196 |
52 |
52 |
| Sacramento
Regional Transit District |
Sacramento |
CA |
40.7 |
93 |
31 |
30 |
| Bi-State
Development Agency |
St. Louis |
MO, IL |
75.8 |
24 |
28 |
28 |
| Utah
Transit Authority |
Salt Lake City |
UT |
37.3 |
58 |
23 |
23 |
| San
Diego Trolley |
San Diego |
CA |
96.6 |
96 |
49 |
48 |
| San
Francisco Municipal Railway |
San Francisco |
CA |
72.9 |
351 |
9 |
9 |
| Santa
Clara Valley Trans. Authority |
San Jose |
CA |
58.4 |
97 |
44 |
44 |
| Central
Puget Sound Regional Trans. Auth. |
Seattle |
WA |
3.6 |
25 |
6 |
6 |
| King
County Department of Transportation |
Seattle |
WA |
3.7 |
14 |
9 |
9 |
| Hillsborough
Area Regional Transit Auth. |
Tampa |
FL |
4.8 |
21 |
8 |
8 |
| Commuter
rail, total1 |
16 |
18 |
6,905.2 |
2,531 |
1,163 |
656 |
| Alaska
Railroad Corporation |
Anchorage |
AK |
92.4 |
27 |
10 |
10 |
| Maryland
Transit Administration |
Baltimore |
MD, DC, WV |
400.4 |
40 |
42 |
22 |
| Massachusetts
Bay Transportation Authority |
Boston |
MA, RI |
702.1 |
0 |
125 |
81 |
| NE
Illinois Regional Commuter Rail Corporation |
Chicago |
IL, WI |
940.4 |
512 |
227 |
134 |
| Northern
Indiana Commuter Trans. District |
Chicago |
IL, IN |
179.8 |
117 |
20 |
11 |
| Trinity
Railway Express |
Dallas/Ft. Worth |
TX |
69.5 |
34 |
9 |
9 |
| Southern
California Regional Rail Authority |
Los Angeles |
CA |
778.0 |
443 |
53 |
53 |
| South
Florida Regional Transportation Auth. |
Miami |
FL |
142.2 |
72 |
18 |
18 |
| Connecticut
Department of Transportation |
New Haven |
CT |
101.2 |
3 |
8 |
8 |
| MTA
Long Island Rail Road |
New York |
NY |
638.2 |
402 |
124 |
99 |
| MTA
Metro-North Railroad |
New York |
NY, NJ, CT |
545.7 |
161 |
109 |
32 |
| New
Jersey Transit Corporation |
New York |
NY, NJ, PA |
1,070.2 |
329 |
168 |
52 |
| Pennsylvania
Department of Transportation |
Philadelphia |
PA |
144.4 |
7 |
12 |
4 |
| Southeastern
Pennsylvania Transportation Auth. |
Philadelphia |
PA |
449.2 |
116 |
156 |
51 |
| N.
San Diego County Transit Development Board |
San Diego |
CA |
82.2 |
34 |
8 |
8 |
| Peninsula
Corridor Joint Powers Board |
San Francisco |
CA |
153.7 |
49 |
34 |
24 |
| Altamont
Commuter Express Authority |
San Jose |
CA |
172.0 |
127 |
10 |
10 |
| Central
Puget Sound Regional Transit Auth. |
Seattle |
WA |
78.6 |
35 |
9 |
9 |
| ON
TRACK |
Syracuse |
NY |
3.5 |
U |
3 |
3 |
| Virginia
Railway Express |
Washington |
DC, VA |
161.5 |
23 |
18 |
18 |
| United States, total |
33 |
28 |
9,521.2 |
6,015 |
2,816 |
1,554 |