USDA FIA — Forest Inventory & Analysis
National Forest Resource Data Program · Washington, DC
Serves: Nationwide
The Forest Inventory and Analysis (FIA) program is the nation's forest census, collecting detailed data on tree species, timber volume, carbon stocks, forest health, and ownership patterns across all US forests annually. Landowners, consultants, and policymakers use FIA data to understand local forest composition, benchmark productivity, and access timber market outlooks by region. The EVALIDator tool allows custom data queries down to the county level.
Features: Annual forest census · Carbon stock data · EVALIDator tool · County-level queries · Free public access