Checked
Federal dataTransportation
2025 Database File Dictionary
Published by Federal Transit Administration · Updated 09/30/2026
- Last updated
- 09/30/2026
- First published 07/01/2026
- Update frequency
- Not listed
- Formats
- 3
- CSV, JSON, XML
- Coverage
- Nationwide
- Federal data
About this dataset
The data dictionary defines terms found on NTD Reporting Forms and identifies the 2025 Database File in which they are included. Please note that this does not include terms in the 2025 Data Tables and Time Series files. Each of those files includes its own data dictionary.
Files and access
Links open the official government source
- CSV downloaddata.transportation.govCSV
- JSON (SODA API)data.transportation.govJSON
- XMLdata.transportation.govXML
API endpoint: https://data.transportation.gov/resource/eu97-reg7.json
Links open outside websites we do not control.
Frequently asked questions
- Who publishes 2025 Database File Dictionary?
- Federal Transit Administration, part of Department of Transportation, publishes this dataset on DOT Data Hub.
- How often is it updated?
- The publisher does not list a schedule. The last update was on 09/30/2026.
- How do I download it?
- It is available as CSV, JSON, XML. Use the links in Files and access, which open the official government source.
Similar data from other publishers
- 2025 Database File DictionaryState of Virginia · U.S Department of TransportationThe data dictionary defines terms found on NTD Reporting Forms and identifies the 2025 Database File in which they are included. Please note that this does not include terms in the 2025 Data Tables and Time Series files. Each of those files includes its own daCSVJSONXMLUpdated 10/25/2026
- Facility Site Data DictionaryLake County, IllinoisData Dictionary for Facility Site & Landmark data.Updated 03/23/2022
- 2018 SFO Customer Survey Data DictionaryCity and County of San FranciscoThis is the companion dictionary to the 2018 Annual SFO Customer Satisfaction SurveyXLSXUpdated 03/13/2024
- Highway Data Element DictionaryState of Virginia · U.S Department of TransportationThis is list of data elements and their attributes that are used by data assets at the Federal Highway Administration.CSVJSONXMLUpdated 09/25/2026
Where this catalog comes from
- Data.gov CatalogU.S. General Services Administration
- State and local open data portalsSocrata Discovery API
- State and city CKAN portalsCalifornia, Virginia, Boston, Houston and more
- Government ArcGIS Hub sitesCity and county GIS data
Catalog checked 10/30/2026
We list dataset descriptions only. Downloads and APIs link straight to the official government source, which holds the current version and its terms of use.
Source: DOT Data Hub and Data.gov · Last updated 10/30/2026 · Listing only; the data stays with the publisher
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