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.
- Geographic boundary of the proposed project area: Data Dictionary
- Geographic location of all households and housing units: 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, 2023 (updated 7/15/2025)
- CASF Infrastructure Eligible Locations as of December 31, 2023 FCC Availability Data: File Geodatabase (updated 7/16/2025)
- Frequently Asked Questions: CA Interactive Broadband Map FAQs
Served Status as of December 31, 2023
- Consumer Fixed: Shapefile (updated 7/15/2025)
- Consumer Fixed Wireless: Shapefile (updated 7/15/2025)
- Consumer Wireline: Shapefile (updated 7/15/2025)
2020 Census Data
- 2020 Census Blocks: Shapefile
- 2020 Census Block Groups: Shapefile
- 2020 Census Tracts: Shapefile
- 2020 Counties: Shapefile
- 2020 Tribal Lands: Shapefile
Resources
Questions?
Please contact us at CASF_Application_Questions@cpuc.ca.gov