Table · dataset · 2025
2020 Adjusted Urban Area
Listed in California Open Data
Caltrans is responsible for the decennial production of the Adjusted Urban Area Boundaries for the State of California.
Description
The CA 2020 adjusted urban area file represents the current Federal Highway Administration (FHWA) approved Caltrans adjusted urban area boundaries. The Urban Area Boundaries are separated into two classifications based on population: Small Urban Areas: population ranging from 5,000 to 49,999 Urbanized Areas: population of 50,000 or more According to Title 23 U.S.C. 101(a)(35) and (36), Small Urban and Urbanized Area boundaries are to be adjusted in cooperation by responsible State and local officials, and subject to approval by the Secretary of Transportation.
Adjustments may include the addition of significant transportation corridors and areas of growing urbanization.
Links
Get the data
- Publisher page gis.data.ca.gov/datasets/71930cd25e6f4683ba2ee18511ac21ef_0 ↗
documentation · download · from data ca gov
- ArcGIS GeoService caltrans-gis.dot.ca.gov/arcgis/rest/services/CHboundary/Adjusted_Urban_Area/FeatureSer… ↗
download · from data ca gov
- CSV gis.data.ca.gov/api/download/v1/items/71930cd25e6f4683ba2ee18511ac21ef/csv?lay… ↗
download · from data ca gov
- Shapefile gis.data.ca.gov/api/download/v1/items/71930cd25e6f4683ba2ee18511ac21ef/shapefi… ↗
download · from data ca gov
- GeoJSON gis.data.ca.gov/api/download/v1/items/71930cd25e6f4683ba2ee18511ac21ef/geojson… ↗
download · from data ca gov
- KML gis.data.ca.gov/api/download/v1/items/71930cd25e6f4683ba2ee18511ac21ef/kml?lay… ↗
download · from data ca gov
- File Geodatabase gis.data.ca.gov/api/download/v1/items/71930cd25e6f4683ba2ee18511ac21ef/filegdb… ↗
download · from data ca gov
Where it is published
- California Open Data dataset page data.ca.gov/dataset/2020-adjusted-urban-area ↗
landing page · from data ca gov
Catalogue records · 1
- CKAN API data.ca.gov/api/3/action/package_show?id=90351bde-bfa0-4e05-be07-45d564b95… ↗
metadata API · from data ca gov
Topics
- Stated by source
- Transportation
- From keywords
- Engineering · Social Science
Provenance · 1 source records, 10 field assertions
| Source | Key | Last seen | Raw |
|---|---|---|---|
| California Open Data | 90351bde-bfa0-4e05-be07-45d564b9586e | 12 d ago | JSON v1 |
| Field | Assertion | Extractor | Evidence |
|---|---|---|---|
| access_level | source · data ca gov | connector:data_ca_gov@1.0.0 | |
| concepts[field].local:field:engineering | mapping · data ca gov | connector:data_ca_gov@1.0.0 | |
| concepts[field].local:field:social-science | mapping · data ca gov | connector:data_ca_gov@1.0.0 | |
| concepts[topic].ckan_group:data_ca_gov:transportation | source · data ca gov | connector:data_ca_gov@1.0.0 | |
| created_date | source · data ca gov | connector:data_ca_gov@1.0.0 | |
| description | source · data ca gov | connector:data_ca_gov@1.0.0 | /notes |
| license_text | source · data ca gov | connector:data_ca_gov@1.0.0 | |
| publication_date | source · data ca gov | connector:data_ca_gov@1.0.0 | |
| title | source · data ca gov | connector:data_ca_gov@1.0.0 | /title |
| updated_date | source · data ca gov | connector:data_ca_gov@1.0.0 |