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

County house price index, 1990 = 100 in Butler County was 340.01 index in 2025. Source: Federal Housing Finance Agency.

- Indicator id: `house_price_index_us_county_annual_1990`
- Place id: `us-county-42019`
- 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/butler-county-pennsylvania
- CSV: https://invokely.ai/download/county-house-price-index-1990/butler-county-pennsylvania.csv
- API: https://invokely.ai/api/v1/series?indicator=house_price_index_us_county_annual_1990&place=us-county-42019

| Period | index |
|---|---:|
| 2025 | 340.01 |
| 2024 | 327.19 |
| 2023 | 310.36 |
| 2022 | 287.6 |
| 2021 | 261.71 |
| 2020 | 241.53 |
| 2019 | 232.68 |
| 2018 | 224.7 |
| 2017 | 219.27 |
| 2016 | 213.18 |
| 2015 | 207.82 |
| 2014 | 204.83 |
| 2013 | 198.17 |
| 2012 | 193.05 |
| 2011 | 191.52 |
| 2010 | 189.49 |
| 2009 | 189.58 |
| 2008 | 189.08 |
| 2007 | 187.04 |
| 2006 | 183.97 |
| 2005 | 178.6 |
| 2004 | 171.21 |
| 2003 | 163.85 |
| 2002 | 159.46 |
| 2001 | 153.41 |
| 2000 | 145.81 |
| 1999 | 139.05 |
| 1998 | 136.03 |
| 1997 | 131.95 |
| 1996 | 130.18 |
| 1995 | 126.74 |
| 1994 | 121.12 |
| 1993 | 115.44 |
| 1992 | 109.27 |
| 1991 | 103.14 |
| 1990 | 100 |
| 1989 | 93.19 |
| 1988 | 86.48 |
| 1987 | 81.15 |
| 1986 | 76.86 |
| 1985 | 75.45 |
| 1984 | 71.39 |
| 1983 | 71.44 |
| 1982 | 65.54 |
| 1981 | 69.42 |
| 1980 | 71.5 |
| 1979 | 68.04 |
| 1978 | 58.63 |