Chicago, IL

Chicago, Cook County has an overall National Risk Index score of 100 and an expected annual loss score of 100, placing it in the extreme national risk band. The dominant local perils are extreme heat, flood, earthquake. The city-level scores below are county-level composites; actual parcel risk can differ meaningfully by neighborhood, elevation, and lot characteristics. Chicago's extreme heat risk scores 100 at the 100th national percentile, placing it in the extreme band. This is among the highest exposure nationally; standard-market underwriting is increasingly selective and residual-market backup plans are worth modeling. Buyers should model long-term cooling costs, insulation, and grid reliability. Chicago's flood risk scores 100 at the 100th national percentile, placing it in the extreme band. This is among the highest exposure nationally; standard-market underwriting is increasingly selective and residual-market backup plans are worth modeling. Buyers should check FEMA flood zone status, elevation certificate, and drainage history. Chicago's earthquake risk scores 98 at the 98th national percentile, placing it in the extreme band. This is among the highest exposure nationally; standard-market underwriting is increasingly selective and residual-market backup plans are worth modeling. Buyers should verify seismic retrofit status and whether earthquake coverage is included. The Illinois insurance market is currently under moderate pressure: admitted carriers write roughly 81% of new business and the residual market has grown roughly 12% since 2020. For higher-risk parcels in Chicago, the residual market can run from $1,800 to $3,500 annually. Directional standard-market premiums for the city typically range from $1,350 to $3,560, but parcel-specific factors can move quotes well outside that band. Buyers should use the address-level snapshot tool to pin these citywide averages to the specific property under consideration. A full L2 or L3 report will also surface flood zone status, insurance-market pressure, and action items tied to the exact parcel.

— Open Data Collective