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CITY

Mendham

New Jersey · 4,985 residents (2025 est.) · 5.93 sq mi
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The short version

Mendham is significantly wealthier than the US average, with a median household income of $211,944. Population has held roughly steady since 2000. 81% of adults hold a bachelor's degree or higher, well above the national rate of 36%. Median home value has more than doubled since 2000, reaching $819,800. With a median age of 46.5, the population is older than the US median of 38.9. It ranks in the top 1% of US cities for household income.

At a glance
Wealthier
above the US median
US median: $82,259
Older
median age 46.5
US median: 38.9
More educated
81% hold a bachelor's degree
US average: 36%
Stable housing
home values roughly flat, inflation adjusted
US median home: $376,019
Section 01

Population & growth

Total population
4,973
−2%since 2000
from 5,097 in 2000
1990 – 2025
Population density
839 / sq mi
−2%since 2000
from 860 / sq mi in 2000
US average: 281
Median age
46.5
+11%since 2000
from 41.9 in 2000
US average: 38.9

PEP 2025 EST:4,985 residents (Census Bureau Vintage 2025, released March 2026)

Population, 1990 – 2024
5K5K5K5K5K1990201020202024Mendham
20245K
1990201020202024
Section 02

Income & economy

Median household income
$211,944
+5%inflation adjusted, since 2000
from $110,348 in 2000
US average: $82,259
1990 – 2024
Per capita income
$113,316
+133%since 2000
from $48,629 in 2000
US average: $44,673
Households earning $100K+
81.8%
+11.6 ptssince 2009
from 70.2% in 2009
US average: 53.3%
Poverty rate
3.5%
−0.5 ptssince 2000
from 4.1% in 2000
US average: 12.5%
Income inequality (Gini)
0.494
Unchangedsince 2010
from 0.495 in 2010
US average: 0.476
Workforce by industry, 2024
Other services15%
US avg: 6.7%
Public administration10.6%
US avg: 4.8%
Retail trade10.4%
US avg: 9.9%
Information6.7%
US avg: 10.8%
Arts, entertainment, food5.5%
US avg: 1.9%
Wholesale trade3%
US avg: 6.9%
Transportation & warehousing1.9%
US avg: 2.2%
Agriculture, forestry, fishing0.7%
US avg: 1.6%
Construction0.7%
US avg: 1.2%
Finance & insurance0.5%
US avg: 5.9%
Education & health services0.5%
US avg: 0.9%
Manufacturing0%
US avg: 0.4%
Professional, scientific, technical0%
US avg: 5.1%
BARS: THIS PLACE · TICKS: US AVERAGE
Section 03

Housing

Median home value
$819,800
+15%inflation adjusted, since 2000
from $393,000 in 2000
US average: $376,019
1990 – 2024
Median gross rent
$3,501
+62%inflation adjusted, since 2000
from $1,186 in 2000
US average: $1,442
Owner-occupied
85.9%
+0.1 ptssince 2000
from 85.9% in 2000
14.1% rent
Vacancy rate
2.9%
−0.5 ptssince 2009
from 3.4% in 2009
US average: 10.0%
Owner cost-burdened
31.5%
−3.6 ptssince 2009
from 35.2% in 2009
US average: 22.9%
Renter cost-burdened
36.6%
−26.7 ptssince 2009
from 63.3% in 2009
US average: 47.4%
Afford Score
3.9
+9%since 2000
from 3.6 in 2000
1990 – 2024
Gentrification Score
59
RELATED:See current rent listings in Mendham on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic95.1%(4,846)
Black0.4%(22)
Hispanic / Latino2.5%(125)
Asian1.4%(72)
Other0%
Diversity Score10.5%(534)
2024
White, non-Hispanic79.1%(3,934)
Black0.4%(22)
Hispanic / Latino6.3%(312)
Asian6.6%(327)
Other7.6%(378)
Diversity Score45%(2,239)
Diversity Score
45
+330%since 2000
from 10 in 2000
1990 – 2024
Section 05

Education

Bachelor's degree or higher
80.7%
+18.5 ptssince 2000
from 62.2% in 2000
US average: 35.6%
High school or higher
98.7%
+3.4 ptssince 2000
from 95.3% in 2000
US average: 89.6%
Graduate degree
39.9%
+12.1 ptssince 2000
from 27.8% in 2000
US average: 14.0%
Section 06

Commute & transportation

Average commute
34.5 min
+49%since 2000
from 23.1 min in 2000
US average: 26.5
Drive alone to work
54.6%
−29.2 ptssince 2009
from 83.7% in 2009
US average: 68.9%
Carpooled to work
4.2%
−1.0 ptssince 2009
from 5.2% in 2009
US average: 8.5%
Public transit
3.9%
+0.9 ptssince 2009
from 3.0% in 2009
US average: 3.2%
Worked from home
33.4%
+28.4 ptssince 2009
from 5.0% in 2009
US average: 15.0%
Walked to work
2.2%
−1.0 ptssince 2009
from 3.2% in 2009
US average: 2.4%
Biked to work
0.0%
Unchangedsince 2009
from 0.0% in 2009
US average: 0.4%
No vehicle available
1.8%
−2.7 ptssince 2009
from 4.5% in 2009
US average: 8.3%
Section 07

Work & employment

Unemployment rate
3.4%
−2.2 ptssince 2011
from 5.6% in 2011
US average: 5.2%
Labor force participation
66.6%
+9.0 ptssince 2011
from 57.6% in 2011
US average: 63.5%
Self-employed
11.0%
+0.6 ptssince 2009
from 10.4% in 2009
US average: 13.1%
Management & professional
64.6%
−16.0 ptssince 2009
from 80.6% in 2009
US average: 42.5%
Section 08

People & community

Male
44.1%
−5.8 ptssince 2009
from 49.9% in 2009
Female
55.9%
+5.8 ptssince 2009
from 50.1% in 2009
Foreign born
11.7%
+6.1 ptssince 2009
from 5.6% in 2009
US average: 14.1%
Veterans
2.7%
−43.0 ptssince 2009
from 45.7% in 2009
US average: 6.2%
With a disability
7.1%
+1.3 ptssince 2012
from 5.8% in 2012
US average: 13.3%
Uninsured
1.7%
−94.6 ptssince 2013
from 96.3% in 2013
US average: 8.4%
Broadband at home
96.4%
+6.3 ptssince 2017
from 90.1% in 2017
US average: 91.0%
English only at home
89.1%
+0.6 ptssince 2016
from 88.5% in 2016
US average: 77.7%
Spanish at home
1.7%
−2.7 ptssince 2016
from 4.4% in 2016
US average: 13.6%
Drill deeper

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Head to head

Compare Mendham to nearby cities

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MENDHAM VS
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MENDHAM VS
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MENDHAM VS
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Home value$577,000−30%
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Frequently asked

How many people live in Mendham, New Jersey?

Mendham, New Jersey has about 4,973 residents according to the 2024 American Community Survey.

What is the median household income in Mendham, New Jersey?

The typical household in Mendham, New Jersey earns about $211,944 a year. Half of households make more than that, and half make less.

Is Mendham, New Jersey expensive?

In Mendham, New Jersey, the median home is worth about $819,800, and the typical rent is about $3,501 a month.

How educated are people in Mendham, New Jersey?

About 80.7% of adults age 25 and over in Mendham, New Jersey hold a bachelor's degree or higher.

What is the poverty rate in Mendham, New Jersey?

About 3.5% of people in Mendham, New Jersey live below the federal poverty line.

Has Mendham, New Jersey grown since 1990?

Yes, Mendham, New Jersey has grown since 1990. The population has added about 83 residents, a change of about 2 percent over that period.

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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

How we source and harmonize this data →