Checked
Transportation Data
Roads, traffic, transit, aviation, rail and vehicles. 59,501 datasets from federal, state and local publishers.
Datasets
59,501
Federal
10,000+
State
9,877
County and city
4,085
All transportation datasets
10,000+ datasets
Narrow by agency
- U.S. Census Bureau, Department of Commerce39,240
- State of Virginia8,329
- Department of Transportation1,624
- Department of the Interior1,592
- District of Columbia1,317
- National Oceanic and Atmospheric Administration, Department of Commerce881
- National Aeronautics and Space Administration853
- State of Maryland433
- City of New York427
- State of New York359
- U.S. Environmental Protection Agency344
- U.S. Department of Health & Human Services319
- State of California299
- City of Austin272
- Taxi Trips in 2026District of Columbia · Department of For-Hire VehiclesTaxi trip data provided as a zip file containing pipe (|) delimited text files or csv for trips by month. DFHV provided OCTO with a taxicab trip text file representing trips. OCTO processed the data to assign a block locations to pick up and drop off locationsArcGIS RESTUpdated 12/31/2026
- Parking Garage Space AvailabilityMontgomery County, Maryland · Transportation, Department ofThis dataset includes parking spaces availability for Montgomery County Public Parking Facilities. This dataset only includes facilities that are equipped with vehicle counting systems. Update frequency: Every few minutesCSVJSONXMLUpdated 10/27/2026Daily
- Paid Parking Occupancy (Last 30 Days)City of Seattle · Seattle Department of TransportationNotice: This dataset will soon be deprecated. Please transition to the replacement dataset available at https://data.seattle.gov/Transportation/Paid-Parking-Occupancy-Last-30-Days-/xkas-9n43/about_data The City of Seattle has created an on-street paid parking CSVJSONGeoJSONXMLUpdated 10/27/2026Weekly
- LADOT Parking Meter OccupancyCity of Los Angeles · LADOT Parking Meters Division - LA ExpressParkLast known occupancy state of those City of Los Angeles Parking Meters equipped with occupancy detector sensors. Updated in real-time, as available. See "LADOT Metered Parking Inventory & Policies" dataset for location and parking policy details.CSVJSONXMLUpdated 10/27/2026Irregularly
- Traffic IncidentsCity and County of HonoluluTraffic Incidents in the last 24 hours updated every 5 minutes.CSVJSONXMLUpdated 10/27/2026
- Mobility Management Center IssuesCity of AustinThis dataset is comprised of issues received by the City of Austin's Mobility Management Center, which is operated by the Austin Transportation & Public Works Arterial Management Division. These records are comprised of both resident-reported issues via 311 asCSVJSONGeoJSONXMLUpdated 10/27/2026Daily
- Real-Time Traffic Incident ReportsCity of AustinThis dataset contains traffic incident information from the Austin-Travis County traffic reports collected from the various Public Safety agencies through a data feed from the Combined Transportation, Emergency, and Communications Center (CTECC). For further cCSVJSONGeoJSONXMLUpdated 10/27/2026Daily
- Real-Time Road ConditionsCity of AustinAustin Transportation & Public Works maintains road condition sensors across the city which monitor the temperature and surface condition of roadways. These sensors enable our Mobility Management Center to stay apprised of potential roadway freezing events andCSVJSONGeoJSONXMLUpdated 10/27/2026Daily
- Traffic Signals StatusCity of AustinThis dataset reports on the operation state of traffic signals in Austin, TX. Traffic signals enter flash mode when something is preventing the signal from operating normally. This is typically the result of a power surge, power outage, or damage to signal equCSVJSONGeoJSONXMLUpdated 10/27/2026Daily
- Dallas Police Active CallsCity of Dallas · Dallas Police DepartmentDue to technical issues the Active Calls dataset may experience intermittent delays in automated data refreshing. Staff is actively monitoring the situation. The calls listed here are only those where the element assigned to the call has arrived and is currentCSVJSONXMLUpdated 10/27/2026
- Capital Bikeshare LocationsDistrict of Columbia · Capital BikeshareCapital Bikeshare is metro DC's bikeshare service, with 5,000 bikes and 600+ stations across 7 jurisdictions: Washington, DC.; Arlington, VA; Alexandria, VA; Montgomery, MD; Prince George's County, MD; Fairfax County, VA; and the City of Falls Church, VA. For CSVGeoJSONShapefileKML+1Updated 10/27/2026
- DOT Traffic SpeedsCity of New York · Department of Transportation (DOT)CSVJSONXMLUpdated 10/27/2026Daily
- 311 Service Requests October 1, 2020 to PresentCity of Dallas · 311 Customer ServiceThere are over 400 service requests types that are reported in the 311 system that affect the quality of life of our citizens, neighborhoods, and communities. The most popular service requests include but are not limited to animal services requests, high weedsCSVJSONXMLUpdated 10/27/2026Daily
- MTA LIRR Delay Verification: Beginning 2010State of New York · Metropolitan Transportation AuthorityThis dataset lists all LIRR trains that are delayed, with information on whether a train is cancelled, partially cancelled, or late (in a rounded number of minutes), the train number, and the branch the train operates on. For the cause of delays, use dataset hCSVJSONXMLUpdated 10/27/2026Daily
- Potholes Reported by WaymoCity of AustinA log of the potholes reported by Waymo vehicles provided by the Waze platform.CSVJSONGeoJSONXMLUpdated 10/27/2026Daily
- Roadway Work ZonesCity of AustinView the JSON feed here. Road closures from AMANDA for workzones. Either Temporary use of right of way permits (TRUPs) or excavation permits (EX). Does not include secondary or emergency permits. Only "Active" permits that are on-going or planned appear in thiCSVJSONGeoJSONXMLUpdated 10/27/2026Daily
- Relocated VehiclesCity of ChicagoThis dataset presents current and former locations of vehicles that have been relocated by the City of Chicago within the last 90 days. Vehicles may be relocated, but not impounded, due to inoperability, accident, severe weather, special events, construction oCSVJSONGeoJSONXMLUpdated 10/27/2026Hourly
- ET Electric Fleet StatisticsCity of EverettCSVJSONXMLUpdated 10/27/2026
- ET Paratransit Monthly RidershipCity of EverettCSVJSONXMLUpdated 10/27/2026
- ET Bus Monthly RidershipCity of EverettCSVJSONXMLUpdated 10/27/2026
- Bridge Hold Location StipulationsCity of New York · Department of Transportation (DOT)This dataset provides locations which have the Bridge Hold as one of the stipulations. The information gives the location of all the blocks and the intersections within 100 feet of a Bridge Structure.CSVJSONXMLUpdated 10/27/2026Daily
- Divvy Bicycle StationsCity of Chicago · DivvyA list of the stations where one can pick up and return bicycles from the Divvy bicycle sharing system (http://divvybikes.com/). This dataset contains all stations. For a list of only those stations currently in service, see https://data.cityofchicago.org/d/67CSVJSONGeoJSONXMLUpdated 10/27/2026Daily
- Alternative Fuel LocationsCity of Chicago · U.S. Department of EnergyList of locations in NE Illinois, NW Indiana, and SE Wisconsin where alternative vehicle fuels are available. For a Chicago-only filtered view, see https://data.cityofchicago.org/d/fi3z-jc3f. For more detailed descriptions of fields, see http://developer.nrel.CSVJSONGeoJSONXMLUpdated 10/27/2026Daily
- Maryland Road ClosuresState of Maryland · Maryland Department of Transportation Coordinated Highways Action Response TeamRoad Closures in the State of Maryland provided by Maryland Department of Transportation Coordinated Highways Action Response Team (MDOT CHART). Road Closures created by local jurisdictions are not included as part of this dataset.CSVJSONGeoJSONXMLUpdated 10/27/2026Continuously
- Company Census FileDepartment of TransportationThe Company Census File contains records for active, inactive, and pending entities registered with FMCSA. Entities include those entities subject to the FMCSR, HMR, or intrastate non-Hazardous Material (HM) carriers. To identify each entity, FMCSA assigns a uCSVJSONXMLUpdated 10/27/2026
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Frequently asked questions
- Who publishes transportation data?
- The largest publishers in this catalog are U.S. Census Bureau, Department of Commerce, State of Virginia, Department of Transportation.
- How do I download transportation data?
- Open any dataset to see its file formats (CSV, JSON, GeoJSON and more) and API links. Every link goes to the official government source.
- How are datasets assigned to topics?
- We read each dataset's category, keywords and title from the source catalog and file it under up to three topics, so some datasets appear in more than one topic.
Source: Data.gov Catalog (GSA), state and local open data portals · Last updated 10/27/2026