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

County house price index, 1990 = 100 in Ottawa County was 406.31 index in 2025. Source: Federal Housing Finance Agency.

- Indicator id: `house_price_index_us_county_annual_1990`
- Place id: `us-county-26139`
- 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/ottawa-county-michigan
- CSV: https://invokely.ai/download/county-house-price-index-1990/ottawa-county-michigan.csv
- API: https://invokely.ai/api/v1/series?indicator=house_price_index_us_county_annual_1990&place=us-county-26139

| Period | index |
|---|---:|
| 2025 | 406.31 |
| 2024 | 388.21 |
| 2023 | 360.5 |
| 2022 | 333.79 |
| 2021 | 286.4 |
| 2020 | 254.89 |
| 2019 | 245.33 |
| 2018 | 232.91 |
| 2017 | 215.79 |
| 2016 | 199.97 |
| 2015 | 186.49 |
| 2014 | 175.15 |
| 2013 | 163.09 |
| 2012 | 156.44 |
| 2011 | 155.85 |
| 2010 | 160.51 |
| 2009 | 168.9 |
| 2008 | 178.24 |
| 2007 | 185.38 |
| 2006 | 187.05 |
| 2005 | 189.2 |
| 2004 | 181.51 |
| 2003 | 174.68 |
| 2002 | 170.95 |
| 2001 | 165.93 |
| 2000 | 158.54 |
| 1999 | 148.1 |
| 1998 | 141.05 |
| 1997 | 136.36 |
| 1996 | 127.65 |
| 1995 | 121.8 |
| 1994 | 112.65 |
| 1993 | 106.04 |
| 1992 | 104.21 |
| 1991 | 102.82 |
| 1990 | 100 |
| 1989 | 95.78 |
| 1988 | 89.7 |
| 1987 | 82.43 |
| 1986 | 77.58 |
| 1985 | 74.23 |
| 1984 | 71.18 |
| 1983 | 69.14 |
| 1982 | 65.31 |
| 1981 | 67.25 |
| 1980 | 64.93 |
| 1979 | 57.59 |
| 1978 | 49.73 |
| 1977 | 45.25 |
| 1976 | 37.69 |
| 1975 | 48.01 |