Public Road Length by Functional System and State, 1980 - 2024 (HM-20)
Annual length of U.S. public roads in miles by functional system for each of the 50 states, DC, and Puerto Rico from the Highway Statistics table HM-20. (Note: In 2009, the Urban functional class of Collectors became Major Collectors and Minor Collectors.)
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Complete Metadata
| @type | dcat:Dataset |
|---|---|
| accessLevel | public |
| bureauCode |
[ "021:15" ] |
| contactPoint |
{ "fn": "Office of Highway Policy Information", "@type": "vcard:Contact", "hasEmail": "mailto:PolicyInfoFeedback@dot.gov" } |
| dataQuality |
true
|
| description | Annual length of U.S. public roads in miles by functional system for each of the 50 states, DC, and Puerto Rico from the Highway Statistics table HM-20. (Note: In 2009, the Urban functional class of Collectors became Major Collectors and Minor Collectors.) |
| distribution |
[ { "@type": "dcat:Distribution", "mediaType": "application/json", "describedBy": "https://data.transportation.gov/api/views/3hqe-sh4k/columns.json", "downloadURL": "https://data.transportation.gov/api/v3/views/3hqe-sh4k/query.json?accessType=DOWNLOAD", "describedByType": "application/json" }, { "@type": "dcat:Distribution", "mediaType": "application/xml", "describedBy": "https://data.transportation.gov/api/views/3hqe-sh4k/columns.xml", "downloadURL": "https://data.transportation.gov/api/v3/views/3hqe-sh4k/export.xml?accessType=DOWNLOAD", "describedByType": "application/xml" }, { "@type": "dcat:Distribution", "mediaType": "text/csv", "downloadURL": "https://data.transportation.gov/api/v3/views/3hqe-sh4k/export.csv?accessType=DOWNLOAD" } ] |
| identifier | https://data.transportation.gov/api/views/3hqe-sh4k |
| issued | 2025-03-24 |
| keyword |
[ "functional system", "highway statistics", "miles", "roadway & bridges", "rural/urban", "state" ] |
| landingPage | https://www.fhwa.dot.gov/policyinformation/statistics.cfm |
| language |
[ "en-US" ] |
| license | https://www.usa.gov/government-works |
| modified | 2026-03-26 |
| primaryITInvestmentUII | 021-099281808 |
| programCode |
[ "021:009" ] |
| publisher |
{ "name": "Federal Highway Administration", "@type": "org:Organization" } |
| spatial | State |
| temporal | 1980/2024 |
| theme |
[ "Roadways and Bridges" ] |
| title | Public Road Length by Functional System and State, 1980 - 2024 (HM-20) |
