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

County house price index, 1990 = 100 in Washington County was 254.93 index in 2025. Source: Federal Housing Finance Agency.

- Indicator id: `house_price_index_us_county_annual_1990`
- Place id: `us-county-28151`
- 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/washington-county-mississippi
- CSV: https://invokely.ai/download/county-house-price-index-1990/washington-county-mississippi.csv
- API: https://invokely.ai/api/v1/series?indicator=house_price_index_us_county_annual_1990&place=us-county-28151

| Period | index |
|---|---:|
| 2025 | 254.93 |
| 2024 | 235.72 |
| 2023 | 222.84 |
| 2022 | 219.35 |
| 2021 | 188.88 |
| 2020 | 180.01 |
| 2019 | 173.85 |
| 2018 | 173.92 |
| 2017 | 173.26 |
| 2016 | 168.96 |
| 2015 | 169.2 |
| 2014 | 162.52 |
| 2013 | 161.58 |
| 2012 | 159.86 |
| 2011 | 157.18 |
| 2010 | 154.22 |
| 2009 | 164.65 |
| 2008 | 159.56 |
| 2007 | 159.23 |
| 2006 | 160.09 |
| 2005 | 158.2 |
| 2004 | 155.37 |
| 2003 | 154.22 |
| 2002 | 152.07 |
| 2001 | 150.89 |
| 2000 | 144.66 |
| 1999 | 141.92 |
| 1998 | 141.17 |
| 1997 | 131.43 |
| 1996 | 126.05 |
| 1995 | 119.53 |
| 1994 | 115.85 |
| 1993 | 106.24 |
| 1992 | 103 |
| 1991 | 102.77 |
| 1990 | 100 |
| 1989 | 97.05 |
| 1988 | 97.95 |
| 1987 | 102.07 |
| 1986 | 96.71 |
| 1985 | 96.38 |
| 1984 | 85.05 |
| 1983 | 80.72 |
| 1982 | 81.47 |
| 1981 | 90.96 |
| 1980 | 80.62 |
| 1979 | 83.41 |