| Federal-aid urbanized area1 | State(s) | Total roadway miles | Total DVMT (thousands) | Estimated population (thousands) | Net land area (square miles) | Persons per square mile | Miles of roadway per thousand persons | Total DVMT per capita | Total estimated freeway lane miles2 | Average daily traffic per freeway lane mile |
|---|---|---|---|---|---|---|---|---|---|---|
| New York-Newark | NY, NJ, CT | 42,095 | 299,706 | 17,773 | 4,778 | 3,720 | 2.4 | 16.9 | 7,207 | 16,256 |
| Los Angeles-Long Beach-Pomona-Ontario | CA | 24,726 | 279,040 | 12,149 | 1,948 | 6,237 | 2.0 | 23.0 | 5,623 | 23,667 |
| Chicago | IL, IN | 24,523 | 170,933 | 7,702 | 3,502 | 2,199 | 3.2 | 22.2 | 2,726 | 19,955 |
| Miami | FL | 17,167 | 132,934 | 5,331 | 1,499 | 3,556 | 3.2 | 24.9 | 2,047 | 19,281 |
| Philadelphia | PA, NJ, DE, MD | 19,078 | 106,558 | 5,296 | 2,257 | 2,347 | 3.6 | 20.1 | 2,375 | 14,873 |
| Washington | VA, MD, DC | 11,543 | 97,009 | 4,251 | 1,305 | 3,258 | 3.0 | 23.0 | 2,052 | 18,802 |
| Atlanta | GA | 19,504 | 128,353 | 4,172 | 3,027 | 1,378 | 5.0 | 31.0 | 2,545 | 19,329 |
| Boston | MA, NH, RI | 16,775 | 94,248 | 4,077 | 2,241 | 1,819 | 4.0 | 23.0 | 2,549 | 16,035 |
| Detroit | MI | 14,638 | 104,126 | 3,931 | 1,439 | 2,732 | 3.7 | 26.5 | 1,919 | 17,220 |
| Dallas-Fort Worth-Arlington | TX | 17,799 | 119,648 | 3,746 | 1,712 | 2,188 | 5.0 | 32.0 | 3,149 | 18,204 |
| Phoenix-Mesa | AZ | 12,418 | 77,267 | 3,270 | 1,115 | 2,933 | 4.0 | 24.0 | 1,408 | 20,404 |
| San Francisco-Oakland | CA | 7,162 | 73,251 | 3,110 | 721 | 4,314 | 2.0 | 24.0 | 1,987 | 19,879 |
| Seattle | WA | 10,784 | 69,967 | 3,002 | 1,185 | 2,533 | 4.0 | 23.0 | 1,821 | 16,891 |
| San Diego | CA | 5,077 | 70,408 | 2,903 | 953 | 3,046 | 2.0 | 24.0 | 1,967 | 20,028 |
| Minneapolis-St. Paul | MN | 11,057 | 63,492 | 2,519 | 1,192 | 2,113 | 4.0 | 25.0 | 1,630 | 17,265 |
| Houston | TX | 15,556 | 97,775 | 2,487 | 1,537 | 1,618 | 6.0 | 39.0 | 2,479 | 18,706 |
| San Juan | PR | 7,165 | 32,364 | 2,298 | 1,075 | 2,138 | 3.0 | 14.0 | 758 | 15,627 |
| Tampa-St. Petersburg | FL | 9,466 | 63,177 | 2,251 | 1,072 | 2,100 | 4.0 | 28.0 | 848 | 15,418 |
| Baltimore | MD | 7,101 | 52,541 | 2,149 | 683 | 3,146 | 3.0 | 24.0 | 1,540 | 17,178 |
| St. Louis | MO, IL | 10,024 | 63,585 | 2,106 | 1,359 | 1,550 | 4.8 | 30.2 | 2,137 | 12,695 |
| Denver-Aurora | CO | 8,197 | 52,437 | 2,092 | 814 | 2,570 | 4.0 | 25.0 | 1,251 | 15,905 |
| Riverside-San Bernardino | CA | 5,016 | 42,861 | 1,828 | 740 | 2,470 | 3.0 | 23.0 | 1,126 | 21,333 |
| Sacramento | CA | 4,539 | 35,211 | 1,787 | 438 | 4,080 | 3.0 | 20.0 | 791 | 19,486 |
| Pittsburgh | PA | 9,234 | 38,673 | 1,769 | 1,215 | 1,456 | 5.2 | 21.9 | 1,260 | 9,786 |
| Cleveland | OH | 7,231 | 38,642 | 1,767 | 897 | 1,970 | 4.1 | 21.9 | 1,406 | 12,909 |
| Portland | OR, WA | 6,891 | 35,143 | 1,729 | 538 | 3,214 | 4.0 | 20.0 | 769 | 17,712 |
| San Jose | CA | 3,981 | 37,009 | 1,649 | 345 | 4,780 | 2.0 | 22.0 | 909 | 18,503 |
| Cincinnati | OH, KY, IN | 6,592 | 40,148 | 1,619 | 887 | 1,825 | 4.1 | 24.8 | 1,202 | 15,441 |
| Virginia Beach | VA | 5,904 | 35,657 | 1,521 | 1,812 | 839 | 4.0 | 23.0 | 941 | 13,929 |
| Kansas City | MO, KS | 8,204 | 44,359 | 1,454 | 1,041 | 1,397 | 5.6 | 30.5 | 1,872 | 11,044 |
1 A "federal-aid urbanized area" is an area with 50,000 or more persons that, at a minimum, encompasses the land area delineated as the urbanized area by the U.S. Census Bureau. Areas are ranked by population.
2 Lane miles estimated by the Federal Highway Administration (FHWA).
KEY: DVMT = daily vehicle-miles of travel.
SOURCE: U.S. Department of Transportation, Federal Highway Administration, Highway Statistics 2005, Washington, DC: Nov. 2006, table HM-72.