Oakland, CA

The 1991 Oakland Hills firestorm destroyed 3,000 structures and killed 25 people—still the defining local reference for what wildland-urban interface fire risk means in the East Bay hills. Oakland's earthquake score of 86 sits at the 94th national percentile, and both the 1989 Loma Prieta event and the active Hayward Fault beneath the hills set the baseline for seismic diligence in this market. The wildfire score of 67, at the 77th national percentile, reflects a more moderate city-level average that understates actual exposure in the 94611 zip code, where hillside conditions make the 1991 event a repeatable scenario—not a historical outlier. We checked twice: risk in Oakland does not distribute evenly. Downtown and Jack London Square in 94607 face liquefaction sensitivity and waterfront infrastructure concerns—different from the hillside profile entirely. East Oakland's 94621 carries the highest social vulnerability score in the city: heat, older housing without cooling systems, and limited financial recovery capacity stack together in ways that aggregate risk metrics smooth over. Annual premiums range from $1,500 to $3,900 but diverge sharply between the hills and the flatlands. Hillside properties can face FAIR Plan dependence alongside standard earthquake coverage gaps. Older multifamily stock requires retrofit review even where standard coverage remains available. Lake Merritt's 94610 dense older buildings raise retrofit questions that buyers in competitive offer situations sometimes defer past the point where the answer changes the deal. Heat at the 69th national percentile is moderate metro-wide, but East Oakland's lower tree canopy and limited AC penetration make that moderate average a ceiling, not a floor, for the most exposed blocks.

— Open Data Collective