{"@context":{"@vocab":"https://schema.org/"},"@type":"Dataset","_source":{"data_provider":"AI Analytics","data_provider_url":"https://api.ai-analytics.org","license":"https://creativecommons.org/publicdomain/zero/1.0/","primary_source":"https://www.fhfa.gov/data/hpi","primary_source_dataset":"FHFA House Price Index — master series (1975-2026)","generated_at":"2026-06-30T12:43:10.357Z"},"name":"FHFA House Price Index","description":"The canonical US federal house-price index — repeat-sales index by national, census-division, state, and metro (MSA/CBSA) geography, 1975-2026, in purchase-only, all-transactions, and expanded-data flavors at monthly and quarterly frequency. Search any geography and pull its full appreciation history. Aggregate, zero-PII.","summary":{"total_series":184807,"distinct_geographies":472,"year_range":[1975,2026],"snapshot":"FHFA HPI master series (national/census-division/state/metro), 1975-2026; quarterly + monthly; purchase-only / all-transactions / expanded-data.","refreshed_at":"2026-06-26T08:40:00Z"},"by_level":[{"level":"MSA","count":144540},{"level":"State","count":30712},{"level":"USA or Census Division","count":9310},{"level":"Puerto Rico","count":245}],"by_flavor":[{"flavor":"all-transactions","count":89265},{"flavor":"expanded-data","count":66411},{"flavor":"purchase-only","count":29131}],"endpoints":{"search":"https://api.ai-analytics.org/api/v1/fhfa/hpi/search?q=","geography":"https://api.ai-analytics.org/api/v1/fhfa/hpi/{place_id}","page":"https://api.ai-analytics.org/house-price-index/{place_id}"}}