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

County house price index, 1990 = 100 in Grundy County was 293.68 index in 2025. Source: Federal Housing Finance Agency.

- Indicator id: `house_price_index_us_county_annual_1990`
- Place id: `us-county-17063`
- 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/grundy-county-illinois
- CSV: https://invokely.ai/download/county-house-price-index-1990/grundy-county-illinois.csv
- API: https://invokely.ai/api/v1/series?indicator=house_price_index_us_county_annual_1990&place=us-county-17063

| Period | index |
|---|---:|
| 2025 | 293.68 |
| 2024 | 275.22 |
| 2023 | 261.83 |
| 2022 | 242.33 |
| 2021 | 219.42 |
| 2020 | 203.74 |
| 2019 | 198.5 |
| 2018 | 194.53 |
| 2017 | 185.19 |
| 2016 | 179.53 |
| 2015 | 175.11 |
| 2014 | 169.6 |
| 2013 | 164.16 |
| 2012 | 161.33 |
| 2011 | 170.56 |
| 2010 | 180.07 |
| 2009 | 196.82 |
| 2008 | 205.14 |
| 2007 | 209.62 |
| 2006 | 204.72 |
| 2005 | 195.54 |
| 2004 | 178.99 |
| 2003 | 167.88 |
| 2002 | 161.7 |
| 2001 | 154.42 |
| 2000 | 147.4 |
| 1999 | 142.08 |
| 1998 | 137.43 |
| 1997 | 136.5 |
| 1996 | 131.77 |
| 1995 | 129.81 |
| 1994 | 121.97 |
| 1993 | 117.21 |
| 1992 | 110.71 |
| 1991 | 108.64 |
| 1990 | 100 |
| 1989 | 91.65 |
| 1988 | 87.4 |
| 1987 | 80.31 |
| 1986 | 77.06 |
| 1985 | 73.9 |
| 1984 | 70.71 |
| 1983 | 66.87 |
| 1982 | 54.89 |
| 1980 | 69.77 |
| 1979 | 65.55 |