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

County house price index, 1990 = 100 in Grant County was 507.7 index in 2025. Source: Federal Housing Finance Agency.

- Indicator id: `house_price_index_us_county_annual_1990`
- Place id: `us-county-53025`
- 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/grant-county-washington
- CSV: https://invokely.ai/download/county-house-price-index-1990/grant-county-washington.csv
- API: https://invokely.ai/api/v1/series?indicator=house_price_index_us_county_annual_1990&place=us-county-53025

| Period | index |
|---|---:|
| 2025 | 507.7 |
| 2024 | 504.34 |
| 2023 | 491.11 |
| 2022 | 459.75 |
| 2021 | 388.81 |
| 2020 | 329.47 |
| 2019 | 309.82 |
| 2018 | 288.06 |
| 2017 | 266.71 |
| 2016 | 254.64 |
| 2015 | 242.46 |
| 2014 | 233.17 |
| 2013 | 228.71 |
| 2012 | 229.16 |
| 2011 | 231.4 |
| 2010 | 242.26 |
| 2009 | 255.34 |
| 2008 | 262.14 |
| 2007 | 251.82 |
| 2006 | 222.75 |
| 2005 | 195.98 |
| 2004 | 182.08 |
| 2003 | 174.74 |
| 2002 | 172.66 |
| 2001 | 168.4 |
| 2000 | 163.66 |
| 1999 | 162.28 |
| 1998 | 159.86 |
| 1997 | 158.11 |
| 1996 | 152.84 |
| 1995 | 144.29 |
| 1994 | 135.48 |
| 1993 | 125.9 |
| 1992 | 116.72 |
| 1991 | 109.33 |
| 1990 | 100 |
| 1989 | 94.23 |
| 1988 | 95.15 |
| 1987 | 92.24 |
| 1986 | 92.4 |
| 1985 | 101.35 |
| 1984 | 87.49 |
| 1983 | 80.69 |
| 1982 | 61 |
| 1981 | 69.53 |
| 1980 | 76.13 |
| 1979 | 73.22 |
| 1978 | 65.55 |
| 1977 | 60.19 |
| 1976 | 50.78 |