Project Development Resources - Data and Maps
Project Location Data Formats and Templates
Please use the following files and templates to format project location data for infrastructure grant applications.
- Instructions for Developing and Submitting Proposed Project Area Map
- Geospatial Data for Proposed Project Location: Data Dictionary | Spreadsheet
- Geographic location of project related network equipment: Spreadsheet
California Interactive Broadband Map
The California Interactive Broadband Map can be used to identify eligible CASF project areas. Statewide GIS data can be downloaded for project development and analysis:
- Public Broadband Map GIS Data Set: File Geodatabase as of December 31, 2024 (updated 04/01/2026)
- CASF Infrastructure Grant - 2025 Proposed Project Areas: File Geodatabase (updated 12/08/2025)
- CASF Infrastructure Grant - Eligible Locations with CASF_ID as of December 31, 2024: File Geodatabase (updated 04/01/2026)
- CASF Infrastructure Grant - Eligible Locations with CASF_ID as of December 31, 2024: Excel File (updated 04/01/2026)
- Frequently Asked Questions: CA Interactive Broadband Map FAQs (updated 04/01/2026)
Served Status as of December 31, 2024
- Consumer Fixed: Shapefile (updated 04/01/2026)
- Consumer Fixed Wireless: Shapefile (updated 04/01/2026)
- Consumer Wireline: Shapefile (updated 04/01/2026)
2020 Census Data
- 2020 Census Blocks: Shapefile
- 2020 Census Block Groups: Shapefile
- 2020 Census Tracts: Shapefile
- 2020 Counties: Shapefile
- 2020 Tribal Lands: File Geodatabase (updated 12/05/2025)
Resources
Questions?
Please contact us at CASF_Application_Questions@cpuc.ca.gov