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    • Monthly NHS Traffic Speed

    Metadata Updated: April 6, 2026

    This dataset reports the historical National Highway System 50th percentile median speeds for various roadway types, months, and vehicles on US roads.

    Access & Use Information

    Public: This dataset is intended for public access and use. License: See this page for license information.

    Downloads & Resources

    Dates

    Metadata Created Date March 31, 2026
    Metadata Updated Date April 6, 2026

    Metadata Source

    Harvested from DOT Socrata Data.json

    Other Data Resources

    Additional Metadata

    Resource Type Dataset
    Metadata Created Date March 31, 2026
    Metadata Updated Date April 6, 2026
    Publisher Federal Highway Administration
    Maintainer
    Identifier https://data.transportation.gov/api/views/ra4w-8xud
    Data First Published 2023-04-25
    Language en-US
    Data Last Modified 2026-04-06
    Category Roadways and Bridges
    Public Access Level public
    Bureau Code 021:15
    Metadata Context https://project-open-data.cio.gov/v1.1/schema/catalog.jsonld
    Metadata Catalog ID https://data.transportation.gov/data.json
    Schema Version https://project-open-data.cio.gov/v1.1/schema
    Catalog Describedby https://project-open-data.cio.gov/v1.1/schema/catalog.json
    Data Quality True
    Harvest Object Id 9cb5a0e7-3c25-4d08-9363-0f12833ee8ec
    Harvest Source Id a776e4b7-8221-443c-85ed-c5ee5db0c360
    Harvest Source Title DOT Socrata Data.json
    Homepage URL https://www.fhwa.dot.gov/policyinformation/
    License https://www.usa.gov/government-works
    Program Code 021:009
    Source Datajson Identifier True
    Source Hash ecfc793f4c5033a9a3ec8a60f488ccb7b6794a872f89eef1f8c03bd4728155aa
    Source Schema Version 1.1

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