# County house price annual change, sales and refinances in Mercer County

County house price annual change, sales and refinances in Mercer County was 5.72% in 2025. Source: Federal Housing Finance Agency.

- Indicator id: `house_price_annual_change_us_county_all_transactions`
- Place id: `us-county-34021`
- Unit: %
- Definition: Published percentage change from the previous year in the FHFA all-transactions house price index for US counties.
- Note: Developmental nominal series, not seasonally adjusted. Includes sale prices and refinance appraisals, unlike purchase-only series. Uses the published annual change directly; it is unaffected by the index base year. Missing estimates remain absent and historical estimates can be revised.
- Source: Federal Housing Finance Agency, FHFA developmental all-transactions county house prices, published annual percent change, nominal, not seasonally adjusted (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 prices, published annual percent change, nominal, not seasonally adjusted. https://www.fhfa.gov/hpi/download/annual/hpi_at_county.xlsx. Retrieved 2026-10-10.
- Web page: https://invokely.ai/en/county-house-price-annual-change-all-transactions/mercer-county-new-jersey
- CSV: https://invokely.ai/download/county-house-price-annual-change-all-transactions/mercer-county-new-jersey.csv
- API: https://invokely.ai/api/v1/series?indicator=house_price_annual_change_us_county_all_transactions&place=us-county-34021

| Period | % |
|---|---:|
| 2025 | 5.72 |
| 2024 | 9.43 |
| 2023 | 12.91 |
| 2022 | 16.5 |
| 2021 | 10.1 |
| 2020 | 3.33 |
| 2019 | 3.02 |
| 2018 | 2.53 |
| 2017 | 0.59 |
| 2016 | 1.83 |
| 2015 | 1.64 |
| 2014 | 1.1 |
| 2013 | 0.25 |
| 2012 | -4.48 |
| 2011 | -4.41 |
| 2010 | -2.67 |
| 2009 | -8.23 |
| 2008 | -4.53 |
| 2007 | -1.26 |
| 2006 | 7.74 |
| 2005 | 15.64 |
| 2004 | 13.61 |
| 2003 | 6.91 |
| 2002 | 11.18 |
| 2001 | 10.17 |
| 2000 | 9.5 |
| 1999 | 3.66 |
| 1998 | 2.15 |
| 1997 | 0.02 |
| 1996 | 1.66 |
| 1995 | -1.75 |
| 1994 | -0.67 |
| 1993 | -0.06 |
| 1992 | -0.41 |
| 1991 | -3.42 |
| 1990 | -2.99 |
| 1989 | -0.53 |
| 1988 | 11.13 |
| 1987 | 23.56 |
| 1986 | 17 |
| 1985 | 14.07 |
| 1984 | 14.06 |
| 1983 | 6.48 |
| 1982 | 1.38 |
| 1981 | 3.69 |
| 1980 | 16.56 |
| 1979 | 20.04 |
| 1978 | 11.97 |
| 1977 | 14.96 |
| 1976 | 5.95 |