Lake Isabella, CA
Lake Isabella wildfire risk explained
Out of every US place USFS scores, Lake Isabella lands at the 99th percentile for wildfire risk to structures — in USFS's highest wildfire-risk band nationally — a figure built from its 2,949 buildings, not the land around them. (Source: USFS's Wildfire Risk to Communities methodology.)
Separately from the risk score above, Lake Isabella's burn probability — fire likelihood with no building count factored in — sits at the 99th percentile nationally.
What "at risk" means for the buildings here
Indirect exposure is dominant in Lake Isabella (70.2% of 2,949 buildings): far enough from burnable vegetation to avoid flame contact, close enough for wind-blown embers. Only 29.8% sit in the Direct zone.
Where Lake Isabella ranks
Lake Isabella scores 99th nationally and 92nd 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, Lake Isabella ranks 248 for wildfire risk (1 is highest) and 5,513 by building count (1 is largest). Within California alone, it ranks 139 of 1,570 places by risk. See the full county-by-county picture for California on its state page.
Lake Isabella and the insurance market
Lake Isabella 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 99th-percentile score like Lake Isabella's can end up mattering for. More on the disclosure law.
Hardening a home in Lake Isabella
Lake Isabella's 70.2% Indirect-exposure share points at embers, not flame contact, as the main pathway — ember-resistant vents and non-combustible roofing rank ahead of defensible space here. Detail in the home-hardening guide.
More on how this number was built
Lake Isabella's 99th-percentile score and its burn-probability figure both come from the same USFS workbook, documented in the methodology guide. For more on what indirect exposure implies beyond Lake Isabella, see the exposure-zones guide.