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

Highway Statistics Series

Highway Statistics 2019


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

September 30, 2020

Table HM-16M
OWNERSHIP FEDERAL-AID HIGHWAYS NON-
FEDERAL-AID
HIGHWAYS
TOTAL
NATIONAL HIGHWAY SYSTEM OTHER TOTAL
INTERSTATE OTHER TOTAL
Rural:
State Highway Agency 45,097 154,366 199,463 492,670 692,134 293,268 985,402
County - 582 582 349,097 349,680 2,083,970 2,433,650
Town, Township, Municipal (2) - 228 228 16,795 17,023 896,483 913,505
Other Jurisdictions 2,140 639 2,779 4,884 7,664 145,742 153,406
Federal Agency - 183 183 9,323 9,506 229,502 239,008
Total Rural 47,237 155,999 203,236 872,770 1,076,006 3,648,966 4,724,971
Small Urban Areas:
State Highway Agency 4,377 20,540 24,917 31,134 56,051 10,283 66,334
County - 251 251 19,523 19,774 57,380 77,154
Town, Township, Municipal (2) - 941 941 39,175 40,117 177,303 217,420
Other Jurisdictions 167 52 218 190 408 2,156 2,564
Federal Agency - 19 19 162 181 1,696 1,877
Total Small Urban Area 4,543 21,804 26,347 90,183 116,531 248,818 365,349
Urbanized Areas:
State Highway Agency 24,716 67,834 92,550 76,982 169,532 42,689 212,221
County 1 6,656 6,657 81,198 87,855 230,110 317,966
Town, Township, Municipal (2) 27 21,813 21,839 183,878 205,717 892,170 1,097,887
Other Jurisdictions 1,988 1,673 3,661 2,137 5,798 7,330 13,128
Federal Agency - 151 151 513 664 10,133 10,797
Total Urbanized Area 26,731 98,127 124,859 344,708 469,567 1,182,433 1,651,999
Total Urban:
State Highway Agency 29,093 88,375 117,467 108,115 225,583 52,972 278,555
County 1 6,907 6,908 100,721 107,629 287,491 395,120
Town, Township, Municipal (2) 27 22,754 22,781 223,053 245,834 1,069,474 1,315,307
Other Jurisdictions 2,154 1,725 3,879 2,327 6,206 9,486 15,692
Federal Agency - 171 171 675 846 11,828 12,674
Total Urban 31,275 119,931 151,206 434,891 586,098 1,431,251 2,017,349
Total Rural and Urban 78,511 275,931 354,442 1,307,661 1,662,103 5,080,217 6,742,320

(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 December 1, 2020
Federal Highway Administration | 1200 New Jersey Avenue, SE | Washington, DC 20590 | 202-366-4000