U.S Department of Transportation
HPMS Urban Summary 2019
State DOT will provide Local Vehicle-Miles-Traveled (VMT) summarized by FHWA Adjusted Urban Area.
- CSV
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Updated Oct 25, 2026
Datasets
32,102 datasets
U.S Department of Transportation
All TIGER Grants 2016
This data set comprises all TIGER grants rounds up to 2016
- CSV
- JSON
- XSL
- GeoJSON
Updated Oct 25, 2026
HealthData.Gov
Annual MeSH Processing (AMP)
An overview of Annual MeSH Processing (AMP) for MeSH/MEDLINE, including downloadable datasets detailing changes to MeSH
Updated Oct 29, 2026
U.S Department of Transportation
Toll Facilities in the U.S.: Ferries
The tolls facility program provides information on U.S. toll facilities in operation, financed, or under construction that States and various toll authorities voluntarily provide to FHWA biennially. It captures the…
- CSV
- JSON
- XSL
Updated Oct 25, 2026
U.S Department of Transportation
HPMS Urban Summary 2018
State DOT will provide Local Vehicle-Miles-Traveled (VMT) summarized by FHWA Adjusted Urban Area.
- CSV
- JSON
- XSL
Updated Oct 25, 2026
U.S Department of Transportation
Roadway Sections South 2019
State DOTs provide the location limits of highway sections to be used to represent statewide aggregations based on a statistically valid Sample Panel. The South contains data for the following States: Alabama, Arkansas,…
- CSV
- JSON
- XSL
Updated Oct 25, 2026
U.S Department of Transportation
Roadway Sections North 2018
State DOTs provide the location limits of highway sections to be used to represent statewide aggregations based on a statistically valid Sample Panel. The North contains data for the following States: Maine, New…
- CSV
- JSON
- XSL
Updated Oct 25, 2026
U.S Department of Transportation
National Highway System Lane-Miles by Functional System and State, 2000 - 2009, 2011 - 2024 (HM-43)
Annual lane miles in the National Highway System by rural / urban and functional system for the 50 states, DC, and Puerto Rico from the Highway Statistics table HM-43. (Note: In 2009, Functional System changed…
- CSV
- JSON
- XSL
Updated Oct 25, 2026
U.S Department of Transportation
HPMS Sample Mid-America 2018
This data represents HPMS Sample limits that correspond to the HPMS Section Data. This dataset contains expansion factors that are used to expand the attributes to State wide aggregation. More information regarding the…
- CSV
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Updated Oct 25, 2026
U.S Department of Transportation
Gas Distribution, Gas Transmission & Gathering, LNG incidents and Hazardous Liquid Accident and Incident Data
Title 49 of the Code of Federal Regulations (49 CFR Parts 191, 195) requires pipeline operators to submit incident reports within 30 days of a pipeline incident or accident. The CFR defines accidents and incidents, as…
- HTML
Updated Oct 25, 2026
U.S Department of Transportation
Roadway Sections Mid-America 2019
State DOTs provide the location limits of highway sections to be used to represent statewide aggregations based on a statistically valid Sample Panel. The Mid-America contains data for the following States: Illinois,…
- CSV
- JSON
- XSL
Updated Oct 25, 2026
U.S Department of Transportation
Select Summary Highway Statistics, by State and Functional System
Select summary highway statistics, 1980 - 2017, mileage, lane-miles, vehicle miles traveled, and fatalities by state and functional system.
- CSV
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- XSL
Updated Oct 25, 2026
U.S Department of Transportation
National Tunnel Inventory
The National Tunnel Inventory (NTI) records structural, operational, and safety inspection data for public highway tunnels across the United States. State departments of transportation, federal agencies, and tribal…
- CSV
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Updated Oct 25, 2026
U.S Department of Transportation
Highway Performance Monitoring System (HPMS) - 2012 National Highway System
HPMS compiles data on highway network extent, use, condition, and performance. The system consists of a geospatially-enabled database that is used to generate reports and provides tools for data analysis. Information…
- ZIP
Updated Oct 25, 2026
U.S Department of Transportation
Highway Data Element Dictionary
This is list of data elements and their attributes that are used by data assets at the Federal Highway Administration.
- CSV
- JSON
- XSL
Updated Oct 25, 2026
U.S Department of Transportation
Congestion Mitigation and Air Quality (CMAQ) - Public Access System
All 50 states and the District of Columbia submit annual reports of their CMAQ project obligations in March of every year. The FHWA uses these yearly submissions to maintain an active database of CMAQ investments,…
- HTML
Updated Oct 25, 2026
U.S Department of Transportation
Toll Facilities in the US: Bridges and Tunnels
The tolls facility program provides information on U.S. toll facilities in operation, financed, or under construction that States and various toll authorities voluntarily provide to FHWA biennially. It captures the…
- CSV
- JSON
- XSL
Updated Oct 25, 2026
U.S Department of Transportation
Geospatial Transportation Typology
This dataset includes the inputs and results for developing a transportation geo-typology that categorizes every location in the United States in terms of their main drivers of transportation demand and supply. It…
- CSV
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- XSL
Updated Oct 25, 2026
U.S Department of Transportation
Toll Facilities in the U.S.: Roads
The tolls facility program provides information on U.S. toll facilities in operation, financed, or under construction that States and various toll authorities voluntarily provide to FHWA biennially. It captures the…
- CSV
- JSON
- XSL
Updated Oct 25, 2026
U.S Department of Transportation
Truck Size and Weight Enforcement Data
This dataset consists of truck size and weight enforcement data including number of trucks weighed, number of violations, and number of oversize/overweight permits, as reported by the States in their annual…
- CSV
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- XSL
Updated Oct 25, 2026