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

County house price index, 1990 = 100 in Gratiot County was 339.46 index in 2025. Source: Federal Housing Finance Agency.

- Indicator id: `house_price_index_us_county_annual_1990`
- Place id: `us-county-26057`
- 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/gratiot-county-michigan
- CSV: https://invokely.ai/download/county-house-price-index-1990/gratiot-county-michigan.csv
- API: https://invokely.ai/api/v1/series?indicator=house_price_index_us_county_annual_1990&place=us-county-26057

| Period | index |
|---|---:|
| 2025 | 339.46 |
| 2024 | 325.81 |
| 2023 | 301.38 |
| 2022 | 278.53 |
| 2021 | 247.44 |
| 2020 | 215.45 |
| 2019 | 208.07 |
| 2018 | 197.29 |
| 2017 | 186.24 |
| 2016 | 175.89 |
| 2015 | 175.41 |
| 2014 | 165.98 |
| 2013 | 157.36 |
| 2012 | 157.11 |
| 2011 | 165.06 |
| 2010 | 164.9 |
| 2009 | 173.14 |
| 2008 | 190.05 |
| 2007 | 192.65 |
| 2006 | 199.03 |
| 2005 | 198.14 |
| 2004 | 188.8 |
| 2003 | 180.59 |
| 2002 | 175.14 |
| 2001 | 172.02 |
| 2000 | 164.77 |
| 1999 | 156.35 |
| 1998 | 147.23 |
| 1997 | 140.36 |
| 1996 | 129.72 |
| 1995 | 120.36 |
| 1994 | 114.5 |
| 1993 | 105.21 |
| 1992 | 103.64 |
| 1991 | 100.75 |
| 1990 | 100 |
| 1989 | 94.39 |
| 1988 | 88.26 |
| 1987 | 84.54 |
| 1986 | 82.72 |
| 1985 | 79.47 |
| 1984 | 78.82 |
| 1980 | 83.71 |
| 1979 | 64.99 |