Mendham, NJ housing market
Home prices around Mendham have risen about 52% over the past 5 years. Builders were permitted 38 new homes in 2025.
Home values, sales, trends and how Mendham compares with the towns next door — updated as new data is published.
Home prices up 52% in 5 years
The federal house price index for the ZIP codes around Mendham rose 52% over the past 5 years, slower than across New Jersey (63%). Last year prices rose 10%. Carrying the Census median home value forward with that index puts the typical Mendham home at roughly $1,660,000 today.
Show as a table
| Year | Change that year | Since 2000 | New Jersey since 2000 |
|---|---|---|---|
| 2025 | +10% | +131% | +191% |
| 2024 | +5.8% | +110% | +174% |
| 2023 | +11% | +98% | +152% |
| 2022 | +10% | +78% | +128% |
| 2021 | +6.1% | +61% | +98% |
| 2020 | +2.8% | +52% | +79% |
| 2019 | −0.5% | +48% | +73% |
| 2018 | −1.4% | +49% | +68% |
| 2017 | +3.5% | +51% | +62% |
| 2016 | −0.7% | +46% | +59% |
| 2015 | +4.3% | +47% | +55% |
| 2014 | −1.7% | +41% | +52% |
| 2013 | +4% | +43% | +48% |
| 2012 | −0.7% | +38% | +47% |
| 2011 | −3.8% | +39% | +52% |
| 2010 | −4.5% | +44% | +59% |
| 2009 | −6.4% | +51% | +66% |
| 2008 | +1.5% | +61% | +81% |
| 2007 | −5.9% | +59% | +90% |
| 2006 | +4% | +69% | +91% |
| 2005 | +19% | +62% | +75% |
| 2004 | +9.9% | +37% | +51% |
| 2003 | +5.4% | +24% | +31% |
| 2002 | +11% | +18% | +22% |
| 2001 | +6.7% | +6.7% | +9.7% |
| 2000 | — | — | — |
Federal Housing Finance Agency House Price Index (annual, developmental) for ZIP codes 07945, 07960, 07931, covering 85% of Mendham’s land, weighted by land area. It tracks repeat sales and appraisals of the same homes, so it shows how prices changed, not what homes cost. The estimated value scales the Census (ACS 2020-2024) median home value by that change.
38 new homes permitted in 2025
Builders were permitted 38 new homes in Mendham in 2025, all single-family houses, worth about $9.8 million to build. That's 6.3 per 1,000 residents, faster than across New Jersey (3.1). Over the past 10 years, Mendham has permitted 212 homes in all.
Homes vs. people, 2010–2020
Between the 2010 and 2020 censuses, Mendham gained 147 residents while 9 new homes were permitted: about 16 new residents per new home. Population grew faster than building, so existing homes filled up: a sign of tight supply. Across New Jersey: 2 new residents per new home.
Residents: U.S. Census Bureau, 2010 and 2020 censuses. New homes: permits issued 2010–2019.
Show as a table
| Year | New homes | Single-family | 2+ per building | Value |
|---|---|---|---|---|
| 2026 (Jan–Aug) | 19 | 19 | 0 | $4.9 million |
| 2025 | 38 | 38 | 0 | $9.8 million |
| 2024 | 47 | 47 | 0 | $13.5 million |
| 2023 | 56 | 56 | 0 | $12 million |
| 2022 | 41 | 41 | 0 | $16 million |
| 2021 | 19 | 19 | 0 | $4.4 million |
| 2020 | 6 | 6 | 0 | $4.4 million |
| 2019 | 5 | 5 | 0 | $4.7 million |
| 2018 | 0 | 0 | 0 | — |
| 2017 | 0 | 0 | 0 | — |
| 2016 | 0 | 0 | 0 | — |
| 2015 | 0 | 0 | 0 | $350,000 |
| 2014 | 0 | 0 | 0 | — |
| 2013 | 1 | 1 | 0 | $1.2 million |
| 2012 | 2 | 2 | 0 | $285,000 |
| 2011 | 1 | 1 | 0 | $550,000 |
| 2010 | 0 | 0 | 0 | — |
| 2009 | 0 | 0 | 0 | $400,000 |
| 2008 | 0 | 0 | 0 | — |
| 2007 | 3 | 3 | 0 | $4.8 million |
| 2006 | 13 | 13 | 0 | $5.3 million |
| 2005 | 5 | 5 | 0 | $5 million |
| 2004 | 0 | 0 | 0 | $50,000 |
| 2003 | 0 | 0 | 0 | $1,000 |
| 2002 | 18 | 18 | 0 | $10.3 million |
| 2001 | 23 | 23 | 0 | $8 million |
| 2000 | 42 | 42 | 0 | $13.6 million |
Mendham's permit office reported 4 of 12 months in 2025; the Census estimated the rest.
How Mendham ranks on new homes being built →
Homes authorized by building permits, counted in the year the permit was issued. U.S. Census Bureau, Building Permits Survey, through August 2026.
Mendham and its neighbors
| Town | Typical value | 1-yr change | 2-bed rent | New homes 2025 | Median income |
|---|---|---|---|---|---|
| Mendham | — | +10%† | $3,230 | 38 | $250,001 |
| Chester | — | +9.9%† | $2,540 | 0 | $241,856 |
| Mendham | — | +10.2%† | $3,310 | 1 | $211,944 |
| Bernardsville | $1.05M | +6.1% | $2,790 | 23 | $236,115 |
| Randolph | — | +4.3%† | $2,520 | 130 | $175,000 |
† FHFA price index change, where Zillow has no home value for the town.
4.3 years of income
The typical Mendham home costs about 4.3 years of the town's median household income, less than across New Jersey (5.6 years).
How Mendham ranks on affordability →
Home value ÷ ACS median household income.
Owners, rent & taxes
U.S. Census Bureau, ACS 2020-2024.
A two-bedroom rents for about $3,230
HUD's Fair Market Rent for a two-bedroom in Mendham is $3,230 a month, utilities included: roughly what a modest, recently rented unit costs. Renters already in Mendham pay a median of $3,501. A two-bedroom takes about 16% of the town's median household income.
Studio $2,360 · 4 bedrooms $4,570
U.S. Department of Housing and Urban Development, FY2026 Fair Market Rents by ZIP code (07931, 07945, 07960; Newark, NJ HUD Metro FMR Area), weighted by land area. A Fair Market Rent is the 40th-percentile rent plus utilities for a standard unit. Median rent: U.S. Census Bureau, American Community Survey.
Home values: Zillow Home Value Index (ZHVI), Zillow Research. Sales, days on market and supply: Redfin Data Center. Income, ownership, taxes and rent: U.S. Census Bureau, American Community Survey. New homes: U.S. Census Bureau, Building Permits Survey. Price trend: Federal Housing Finance Agency House Price Index. Fair Market Rents: U.S. Department of Housing and Urban Development. Listings link to their publishers.