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

County house price index, 1990 = 100 in Suffolk County was 421.86 index in 2025. Source: Federal Housing Finance Agency.

- Indicator id: `house_price_index_us_county_annual_1990`
- Place id: `us-county-36103`
- 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/suffolk-county-new-york
- CSV: https://invokely.ai/download/county-house-price-index-1990/suffolk-county-new-york.csv
- API: https://invokely.ai/api/v1/series?indicator=house_price_index_us_county_annual_1990&place=us-county-36103

| Period | index |
|---|---:|
| 2025 | 421.86 |
| 2024 | 400.16 |
| 2023 | 366.55 |
| 2022 | 342.33 |
| 2021 | 302.32 |
| 2020 | 273.14 |
| 2019 | 261.87 |
| 2018 | 250.87 |
| 2017 | 236.08 |
| 2016 | 225.67 |
| 2015 | 219.37 |
| 2014 | 214.12 |
| 2013 | 210.02 |
| 2012 | 209.67 |
| 2011 | 218.38 |
| 2010 | 225.89 |
| 2009 | 235.59 |
| 2008 | 256.23 |
| 2007 | 272.16 |
| 2006 | 276.68 |
| 2005 | 258.83 |
| 2004 | 222.84 |
| 2003 | 193.15 |
| 2002 | 171.94 |
| 2001 | 150.33 |
| 2000 | 133.65 |
| 1999 | 113.86 |
| 1998 | 104.72 |
| 1997 | 98.74 |
| 1996 | 96.09 |
| 1995 | 93.9 |
| 1994 | 94.94 |
| 1993 | 95.39 |
| 1992 | 95.63 |
| 1991 | 95.23 |
| 1990 | 100 |
| 1989 | 104.02 |
| 1988 | 104.39 |
| 1987 | 96.05 |
| 1986 | 83.04 |
| 1985 | 68.77 |
| 1984 | 56.3 |
| 1983 | 45.84 |
| 1982 | 39.72 |
| 1981 | 33.79 |
| 1980 | 29.51 |
| 1979 | 27.71 |
| 1978 | 25.92 |
| 1977 | 25.63 |
| 1976 | 24.79 |
| 1975 | 25.21 |