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

County house price index, 1990 = 100 in Ionia County was 380.87 index in 2025. Source: Federal Housing Finance Agency.

- Indicator id: `house_price_index_us_county_annual_1990`
- Place id: `us-county-26067`
- 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/ionia-county-michigan
- CSV: https://invokely.ai/download/county-house-price-index-1990/ionia-county-michigan.csv
- API: https://invokely.ai/api/v1/series?indicator=house_price_index_us_county_annual_1990&place=us-county-26067

| Period | index |
|---|---:|
| 2025 | 380.87 |
| 2024 | 366.71 |
| 2023 | 343.83 |
| 2022 | 316.41 |
| 2021 | 277.65 |
| 2020 | 243.96 |
| 2019 | 231.59 |
| 2018 | 216.4 |
| 2017 | 205.38 |
| 2016 | 189.04 |
| 2015 | 177.89 |
| 2014 | 165.85 |
| 2013 | 157.51 |
| 2012 | 156.49 |
| 2011 | 156.95 |
| 2010 | 162.64 |
| 2009 | 173.93 |
| 2008 | 186.34 |
| 2007 | 201.34 |
| 2006 | 207.51 |
| 2005 | 207.79 |
| 2004 | 200.65 |
| 2003 | 190.58 |
| 2002 | 187.07 |
| 2001 | 182.08 |
| 2000 | 170.57 |
| 1999 | 162.33 |
| 1998 | 152.31 |
| 1997 | 144.62 |
| 1996 | 133.53 |
| 1995 | 125.05 |
| 1994 | 116.97 |
| 1993 | 109.43 |
| 1992 | 107.05 |
| 1991 | 105.91 |
| 1990 | 100 |
| 1989 | 92.55 |
| 1988 | 91.49 |
| 1987 | 86.34 |
| 1986 | 79.8 |
| 1985 | 80.24 |
| 1984 | 77.23 |
| 1983 | 69.07 |
| 1980 | 60.78 |
| 1979 | 60.13 |