# County house price index, 1990 = 100 in Alameda County

County house price index, 1990 = 100 in Alameda County was 448.07 index in 2025. Source: Federal Housing Finance Agency.

- Indicator id: `house_price_index_us_county_annual_1990`
- Place id: `us-county-06001`
- Unit: index
- Definition: Annual FHFA all-transactions index of single-family house prices in US counties, with 1990 equal to 100.
- Note: Developmental nominal index, not seasonally adjusted. Uses sale prices and refinance appraisals for mortgages purchased or guaranteed by Fannie Mae or Freddie Mac. Differs from purchase-only indexes. Missing estimates and unavailable base-year values remain absent. Historical estimates can be revised.
- Source: Federal Housing Finance Agency, FHFA developmental all-transactions county house price index, annual, nominal, not seasonally adjusted, 1990 = 100 (https://www.fhfa.gov/hpi/download/annual/hpi_at_county.xlsx)
- Retrieved: 2026-10-10
- License: Public domain (US government work); citation requested
- Citation: Federal Housing Finance Agency (FHFA). FHFA developmental all-transactions county house price index, annual, nominal, not seasonally adjusted, 1990 = 100. https://www.fhfa.gov/hpi/download/annual/hpi_at_county.xlsx. Retrieved 2026-10-10.
- Web page: https://invokely.ai/en/county-house-price-index-1990/alameda-county-california
- CSV: https://invokely.ai/download/county-house-price-index-1990/alameda-county-california.csv
- API: https://invokely.ai/api/v1/series?indicator=house_price_index_us_county_annual_1990&place=us-county-06001

| Period | index |
|---|---:|
| 2025 | 448.07 |
| 2024 | 456.81 |
| 2023 | 450.46 |
| 2022 | 451.78 |
| 2021 | 399.14 |
| 2020 | 363.49 |
| 2019 | 363.47 |
| 2018 | 359.35 |
| 2017 | 329.72 |
| 2016 | 308.05 |
| 2015 | 276.46 |
| 2014 | 252.92 |
| 2013 | 218.15 |
| 2012 | 191.79 |
| 2011 | 190.22 |
| 2010 | 200.75 |
| 2009 | 202.68 |
| 2008 | 233.68 |
| 2007 | 276.22 |
| 2006 | 285.74 |
| 2005 | 262.71 |
| 2004 | 211.73 |
| 2003 | 188.47 |
| 2002 | 178.28 |
| 2001 | 168.26 |
| 2000 | 146.54 |
| 1999 | 116.83 |
| 1998 | 106.93 |
| 1997 | 96.57 |
| 1996 | 91.74 |
| 1995 | 91.44 |
| 1994 | 92.7 |
| 1993 | 94.55 |
| 1992 | 96.75 |
| 1991 | 97.49 |
| 1990 | 100 |
| 1989 | 95.01 |
| 1988 | 75.83 |
| 1987 | 65.36 |
| 1986 | 60.33 |
| 1985 | 56.02 |
| 1984 | 52.09 |
| 1983 | 49.96 |
| 1982 | 44.99 |
| 1981 | 48.02 |
| 1980 | 43.81 |
| 1979 | 35.99 |
| 1978 | 30.56 |
| 1977 | 26.3 |
| 1976 | 21.15 |
| 1975 | 18.02 |