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

County house price index, 1990 = 100 in Isabella County was 315.95 index in 2025. Source: Federal Housing Finance Agency.

- Indicator id: `house_price_index_us_county_annual_1990`
- Place id: `us-county-26073`
- 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/isabella-county-michigan
- CSV: https://invokely.ai/download/county-house-price-index-1990/isabella-county-michigan.csv
- API: https://invokely.ai/api/v1/series?indicator=house_price_index_us_county_annual_1990&place=us-county-26073

| Period | index |
|---|---:|
| 2025 | 315.95 |
| 2024 | 298.22 |
| 2023 | 288.61 |
| 2022 | 264.11 |
| 2021 | 236.87 |
| 2020 | 212.79 |
| 2019 | 205.86 |
| 2018 | 194.49 |
| 2017 | 187.24 |
| 2016 | 181.12 |
| 2015 | 177.77 |
| 2014 | 176.78 |
| 2013 | 170.47 |
| 2012 | 170.36 |
| 2011 | 172.27 |
| 2010 | 167.7 |
| 2009 | 184.98 |
| 2008 | 191.89 |
| 2007 | 195.31 |
| 2006 | 200.89 |
| 2005 | 197.47 |
| 2004 | 186.02 |
| 2003 | 172.51 |
| 2002 | 167.61 |
| 2001 | 163.4 |
| 2000 | 157.29 |
| 1999 | 148.74 |
| 1998 | 139.55 |
| 1997 | 136.03 |
| 1996 | 128.12 |
| 1995 | 119.13 |
| 1994 | 110.17 |
| 1993 | 104.9 |
| 1992 | 104.09 |
| 1991 | 101.92 |
| 1990 | 100 |
| 1989 | 92.18 |
| 1988 | 92.89 |
| 1987 | 84.58 |
| 1986 | 83.41 |
| 1985 | 82.45 |
| 1984 | 78.97 |
| 1981 | 79.4 |
| 1980 | 80.4 |
| 1979 | 75.35 |