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

County house price index, 1990 = 100 in Allegan County was 420.47 index in 2025. Source: Federal Housing Finance Agency.

- Indicator id: `house_price_index_us_county_annual_1990`
- Place id: `us-county-26005`
- 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/allegan-county-michigan
- CSV: https://invokely.ai/download/county-house-price-index-1990/allegan-county-michigan.csv
- API: https://invokely.ai/api/v1/series?indicator=house_price_index_us_county_annual_1990&place=us-county-26005

| Period | index |
|---|---:|
| 2025 | 420.47 |
| 2024 | 396.86 |
| 2023 | 371.15 |
| 2022 | 341.03 |
| 2021 | 297.83 |
| 2020 | 263.41 |
| 2019 | 255.05 |
| 2018 | 238.75 |
| 2017 | 224.57 |
| 2016 | 206.22 |
| 2015 | 193.34 |
| 2014 | 182.38 |
| 2013 | 171.86 |
| 2012 | 166.33 |
| 2011 | 166.95 |
| 2010 | 173.47 |
| 2009 | 185.89 |
| 2008 | 197.31 |
| 2007 | 201.77 |
| 2006 | 208.34 |
| 2005 | 204.48 |
| 2004 | 197.25 |
| 2003 | 187.24 |
| 2002 | 184.59 |
| 2001 | 178.94 |
| 2000 | 172.9 |
| 1999 | 157.91 |
| 1998 | 149.51 |
| 1997 | 143.44 |
| 1996 | 133.85 |
| 1995 | 125.95 |
| 1994 | 114.63 |
| 1993 | 107.27 |
| 1992 | 104.62 |
| 1991 | 102.63 |
| 1990 | 100 |
| 1989 | 95.44 |
| 1988 | 88.88 |
| 1987 | 83.7 |
| 1986 | 79.96 |
| 1985 | 77.19 |
| 1984 | 78.09 |
| 1983 | 64.69 |
| 1982 | 69.47 |
| 1981 | 67.34 |
| 1980 | 71.14 |
| 1979 | 62.11 |
| 1978 | 60.22 |
| 1977 | 52.08 |