# County house price index, 1990 = 100 in Northwest Hills Planning Region

County house price index, 1990 = 100 in Northwest Hills Planning Region was 238.46 index in 2025. Source: Federal Housing Finance Agency.

- Indicator id: `house_price_index_us_county_annual_1990`
- Place id: `us-county-09160`
- 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/northwest-hills-planning-region-connecticut
- CSV: https://invokely.ai/download/county-house-price-index-1990/northwest-hills-planning-region-connecticut.csv
- API: https://invokely.ai/api/v1/series?indicator=house_price_index_us_county_annual_1990&place=us-county-09160

| Period | index |
|---|---:|
| 2025 | 238.46 |
| 2024 | 223.24 |
| 2023 | 205.88 |
| 2022 | 188.25 |
| 2021 | 163.05 |
| 2020 | 144.68 |
| 2019 | 136.85 |
| 2018 | 135.19 |
| 2017 | 133.04 |
| 2016 | 132.54 |
| 2015 | 131.46 |
| 2014 | 131.83 |
| 2013 | 131.94 |
| 2012 | 135.06 |
| 2011 | 139.05 |
| 2010 | 144.32 |
| 2009 | 151.88 |
| 2008 | 161.51 |
| 2007 | 167.35 |
| 2006 | 165 |
| 2005 | 156.51 |
| 2004 | 139.81 |
| 2003 | 124.73 |
| 2002 | 119.23 |
| 2001 | 110.05 |
| 2000 | 100.93 |
| 1999 | 95.98 |
| 1998 | 92.55 |
| 1997 | 90.79 |
| 1996 | 87.9 |
| 1995 | 86.5 |
| 1994 | 88.78 |
| 1993 | 90.25 |
| 1992 | 92.74 |
| 1991 | 96.07 |
| 1990 | 100 |
| 1989 | 107.8 |
| 1988 | 106.24 |
| 1987 | 94.21 |
| 1986 | 73.37 |
| 1985 | 63.21 |
| 1984 | 59.49 |
| 1983 | 50.7 |