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FHWA Home / Policy & Governmental Affairs / Highway Policy Information / Table HM-16 - Highway Statistics 2019

Highway Statistics Series

Highway Statistics 2019


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Public Road Length - 2019 (1)
  Miles by Ownership and Federal-Aid Highways
    National Summary

September 30, 2020

Table HM-16
OWNERSHIP FEDERAL-AID HIGHWAYS NON-
FEDERAL-AID
HIGHWAYS
TOTAL
NATIONAL HIGHWAY SYSTEM OTHER TOTAL
INTERSTATE OTHER TOTAL
Rural:
State Highway Agency 28,022 95,919 123,941 306,131 430,072 182,228 612,300
County - 362 362 216,919 217,281 1,294,919 1,512,200
Town, Township, Municipal (2) - 142 142 10,436 10,578 557,048 567,626
Other Jurisdictions 1,330 397 1,727 3,035 4,762 90,560 95,322
Federal Agency - 114 114 5,793 5,907 142,606 148,513
Total Rural 29,351 96,934 126,285 542,314 668,599 2,267,362 2,935,961
Small Urban Areas:
State Highway Agency 2,720 12,763 15,483 19,346 34,828 6,390 41,218
County - 156 156 12,131 12,287 35,655 47,942
Town, Township, Municipal (2) - 585 585 24,342 24,927 110,171 135,099
Other Jurisdictions 104 32 136 118 254 1,339 1,593
Federal Agency - 12 12 101 113 1,054 1,166
Total Small Urban Area 2,823 13,548 16,371 56,037 72,409 154,608 227,017
Urbanized Areas:
State Highway Agency 15,358 42,150 57,508 47,834 105,342 26,526 131,868
County 1 4,136 4,136 50,454 54,591 142,984 197,575
Town, Township, Municipal (2) 17 13,554 13,570 114,256 127,827 554,369 682,196
Other Jurisdictions 1,235 1,040 2,275 1,328 3,603 4,555 8,157
Federal Agency - 94 94 319 413 6,296 6,709
Total Urbanized Area 16,610 60,974 77,584 214,192 291,775 734,730 1,026,505
Total Urban:
State Highway Agency 18,077 54,913 72,991 67,180 140,171 32,915 173,086
County 1 4,292 4,293 62,585 66,878 178,639 245,516
Town, Township, Municipal (2) 17 14,139 14,155 138,599 152,754 664,540 817,294
Other Jurisdictions 1,339 1,072 2,411 1,446 3,856 5,894 9,751
Federal Agency - 106 106 420 525 7,350 7,875
Total Urban 19,433 74,522 93,955 270,229 364,184 889,338 1,253,522
Total Rural and Urban 48,785 171,455 220,240 812,543 1,032,783 3,156,700 4,189,483

(1) Includes the 50 States, Puerto Rico, and the District of Columbia. Due to conversion from English to metric units and rounding, individual cells may not agree with corresponding mileage table cell values. May differ from other tables; excludes unknown ownership mileage.

(2) Prior to 1999, municipal was included with other jurisdictions.

 

Page last modified on November 30, 2020
Federal Highway Administration | 1200 New Jersey Avenue, SE | Washington, DC 20590 | 202-366-4000