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

County house price index, 1990 = 100 in Plymouth County was 394.04 index in 2025. Source: Federal Housing Finance Agency.

- Indicator id: `house_price_index_us_county_annual_1990`
- Place id: `us-county-25023`
- 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/plymouth-county-massachusetts
- CSV: https://invokely.ai/download/county-house-price-index-1990/plymouth-county-massachusetts.csv
- API: https://invokely.ai/api/v1/series?indicator=house_price_index_us_county_annual_1990&place=us-county-25023

| Period | index |
|---|---:|
| 2025 | 394.04 |
| 2024 | 377.56 |
| 2023 | 354.11 |
| 2022 | 328.32 |
| 2021 | 289.52 |
| 2020 | 256.86 |
| 2019 | 248.58 |
| 2018 | 238.86 |
| 2017 | 226.55 |
| 2016 | 213.59 |
| 2015 | 203.36 |
| 2014 | 195.56 |
| 2013 | 186.86 |
| 2012 | 185.17 |
| 2011 | 187.86 |
| 2010 | 193.47 |
| 2009 | 199.83 |
| 2008 | 215.08 |
| 2007 | 227.99 |
| 2006 | 238.54 |
| 2005 | 236.71 |
| 2004 | 215.93 |
| 2003 | 192.73 |
| 2002 | 174.96 |
| 2001 | 154.13 |
| 2000 | 136.69 |
| 1999 | 116.34 |
| 1998 | 106.41 |
| 1997 | 99.78 |
| 1996 | 95.57 |
| 1995 | 91.2 |
| 1994 | 89.22 |
| 1993 | 89.17 |
| 1992 | 90.16 |
| 1991 | 92.83 |
| 1990 | 100 |
| 1989 | 104.31 |
| 1988 | 104.33 |
| 1987 | 98.09 |
| 1986 | 85.35 |
| 1985 | 70.86 |
| 1984 | 57.24 |
| 1983 | 46.21 |
| 1982 | 42.06 |
| 1981 | 39.91 |
| 1980 | 34.53 |
| 1979 | 30.98 |
| 1978 | 26.56 |
| 1977 | 24.04 |
| 1976 | 24.32 |
| 1975 | 21.74 |