Little Grass Valley, CA
How exposed is Little Grass Valley to wildfire?
USFS's Wildfire Risk to Communities model puts Little Grass Valley at the 100th national percentile for risk to structures, in USFS's highest wildfire-risk band nationally — a score built from 70 actual buildings. (Source: USFS's Wildfire Risk to Communities methodology.)
Fire likelihood alone (USFS's burn-probability figure) ranks Little Grass Valley at the 99th national percentile — 0 points below its risk-to-structures score, a gap driven by how much is actually built there.
What "at risk" means for the buildings here
100% of Little Grass Valley's 70 buildings sit in USFS's Direct exposure zone, roughly 70 structures close enough to burnable vegetation for flame contact, not just embers — 0% fall in the Indirect, ember-only zone and 0% are Minimal.
Little Grass Valley against the rest of the country
Little Grass Valley scores 100th nationally and 96th within California — close enough that its state context doesn't change the picture the national number already gives. Among the 31,521 US communities USFS scores, Little Grass Valley ranks 96 for wildfire risk (1 is highest) and 30,267 by building count (1 is largest). Within California alone, it ranks 60 of 1,570 places by risk. See the full county-by-county picture for California on its state page.
What this risk score means for insurance
Little Grass Valley sits in California, one of two states that legally require a wildfire-risk disclosure at sale. California's FAIR Plan, the state's insurer of last resort, ended 2025 with 668,609 residential policies after adding 21,859 in Q4 alone — the kind of market shift a 100th-percentile score like Little Grass Valley's can end up mattering for. More on the disclosure law.
Lowering exposure, not just insuring around it
Little Grass Valley's 100% Direct-exposure share means lot clearing around the structure typically outweighs any single material upgrade here. The home-hardening guide ranks the options for a place shaped like this.
Where Little Grass Valley's figures come from
The methodology guide shows exactly how USFS turned 70 counted buildings into the percentiles shown above for Little Grass Valley. The exposure-zones guide covers what Little Grass Valley's dominant direct exposure actually means, with real examples from across the dataset.