PRIMARY SOURCES

Data Sources

Public sources are shown directly so every statistic has provenance.

NAIC

Homeowner Property Insurance Market Dynamics Report and Homeowners Insurance Report. Used for published premium and market context.

NAIC homeowners report →

U.S. Census Bureau

American Community Survey 5-year API and ZCTA-to-county relationship file. Used for population, median home value, income, housing stock and geographic relationships.

ACS API →

NOAA / NCEI

Storm Events Database bulk CSV files. Used for severe-weather frequency, event type and recorded property damage.

Storm Events →

FEMA / OpenFEMA

National Risk Index county data is refreshed from FEMA’s public ArcGIS feature service and used for composite and hazard-specific risk context. The build remains functional if the service is temporarily unavailable.

National Risk Index →

BLS

CPI-U is refreshed for general inflation context and future inflation-series analysis.

BLS API →