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

County house price index, 1990 = 100 in Imperial County was 395.99 index in 2025. Source: Federal Housing Finance Agency.

- Indicator id: `house_price_index_us_county_annual_1990`
- Place id: `us-county-06025`
- 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/imperial-county-california
- CSV: https://invokely.ai/download/county-house-price-index-1990/imperial-county-california.csv
- API: https://invokely.ai/api/v1/series?indicator=house_price_index_us_county_annual_1990&place=us-county-06025

| Period | index |
|---|---:|
| 2025 | 395.99 |
| 2024 | 369.19 |
| 2023 | 338.63 |
| 2022 | 320.45 |
| 2021 | 281.16 |
| 2020 | 247.93 |
| 2019 | 237.08 |
| 2018 | 229.21 |
| 2017 | 217.13 |
| 2016 | 205.03 |
| 2015 | 189.44 |
| 2014 | 175.07 |
| 2013 | 152.46 |
| 2012 | 139.53 |
| 2011 | 140.65 |
| 2010 | 139.17 |
| 2009 | 147.17 |
| 2008 | 204.91 |
| 2007 | 267.44 |
| 2006 | 277.9 |
| 2005 | 244.67 |
| 2004 | 187.25 |
| 2003 | 159.13 |
| 2002 | 147.27 |
| 2001 | 139.49 |
| 2000 | 128.98 |
| 1999 | 123.64 |
| 1998 | 120.65 |
| 1997 | 117.46 |
| 1996 | 117.25 |
| 1995 | 115.72 |
| 1994 | 112.48 |
| 1993 | 112 |
| 1992 | 109.8 |
| 1991 | 104.35 |
| 1990 | 100 |
| 1989 | 93.1 |
| 1988 | 87.16 |
| 1987 | 88.57 |
| 1986 | 88.8 |
| 1985 | 80.68 |
| 1984 | 83.45 |
| 1983 | 75.73 |
| 1982 | 83.75 |
| 1981 | 74.46 |
| 1980 | 73.59 |
| 1979 | 66.74 |
| 1978 | 58.19 |