Hunterdon County, New Jersey Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 18th-largest in New Jersey
The population of Hunterdon County, New Jersey is 129,448 as of the 2023 American Community Survey, making it the 18th-largest county in New Jersey. The median household income is $139,453, the median home value is $498,800, and the median age is 46.2.
The population of Hunterdon County has grown 3.4% since 2010 (127,323 → 131,708), a +0.24% annualized rate.
129,448
Population
+0.24%
Annual growth
303
People / sq mi
$139,453
Median Income
$498,800
Median Home Value
Hunterdon County covers 428 sq mi of land at 302.6 people per square mile.
About Hunterdon County, NJ
Among US counties, Hunterdon County stands out first on household income: a median of $139,453, above the US median of $78,538. With 129,448 residents, Hunterdon County is a county in New Jersey. It ranks #18 among counties in New Jersey by population.
Earnings sit at the high end: a median household income of $139,453, above the US median of $78,538. Poverty is among the lowest of comparable US counties, at 2.3% — below the national 12.4%. Home prices are steep, with the typical property valued at $498,800, with typical rent around $1,707.
The population is unusually well-credentialed for US counties — 56.5% of adults have a four-year degree, above the national 35.0%. An unusually large 19.7% of workers are remote, above the national 14.0%, and the average commute runs about 34 minutes each way.
Taken together, the income and housing figures place Hunterdon County firmly in the higher-cost, higher-earning tier of US counties — a profile that tends to track dense job markets and competitive housing.
Hunterdon County Population History (2010-2024)
The county of Hunterdon County had a population of 127,323 in 2010 and 131,708 in 2024, a 3.4% growth over 14 years. The peak was 131,708 in 2024. Average annual growth rate: 0.25%.
131,708
Population (2024)
127,323
Population (2010)
131,708
Peak (2024)
0.25%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 127,323 |
| 2011 | 127,348 |
| 2012 | 126,658 |
| 2013 | 126,443 |
| 2014 | 125,902 |
| 2015 | 125,569 |
| 2016 | 124,976 |
| 2017 | 125,076 |
| 2018 | 125,265 |
| 2019 | 125,201 |
| 2020 | 128,793 |
| 2021 | 129,691 |
| 2022 | 129,977 |
| 2023 | 130,633 |
| 2024 | 131,708 |
Race & Ethnicity
| White | 83.7% |
| Black or African American | 2.6% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 0.5% |
| Two or More Races | 0.0% |
Age & Sex
46.2
Median Age
50.7%
Female
49.3%
Male
20.2%
Age 65+
Age Distribution
Children (under 15): 15.2% · Seniors (65+): 20.2%
Income & Poverty
| Median household income | $139,453+$38,403 vs state |
| Mean household income | $182,668 |
| Per-capita income | $71,070 |
| Poverty rate | 2.3%-4.7% vs state |
| Unemployment rate | 3.0% |
| Employment-to-population | 62.2% |
Top Industries by Employment
The largest employment sector in Hunterdon County is professional & business services, accounting for 22.7% of workers.
How residents commute
1.7%
Drive alone
1.7%
Carpool
71.3%
Public transit
19.7%
Work from home
33.6 min
Avg commute
Housing
$498,800+$71,200 vs state
Median home value
$1,707
Median rent
84.8%
Homeownership rate
51,908
Total housing units
96.9%
Occupied
3.1%
Vacant
15.2%
Renter-occupied
Social & access
97.1%
With health insurance
96.8%
With broadband internet
25.6%
Foreign-born
4.6%
Veterans (18+)
9.0%
With a disability
86.2%
Speak language other than English at home
Education
95.8%
High School+
56.5%
Bachelor's+
Largest cities in New Jersey
Other counties in New Jersey
Part of New Jersey
Metro areas in New Jersey
County rankings
Frequently Asked Questions
Hunterdon County, New Jersey has a population of 129,448 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 18th-largest county in New Jersey. Population density is 303 people per square mile.
The population of Hunterdon County has grown 3.4% since 2010 (127,323 → 131,708), a +0.24% annualized rate.
The median household income in Hunterdon County, New Jersey is $139,453, with mean (average) household income of $182,668 and per-capita income of $71,070. 2.3% of residents live below the federal poverty level.
In Hunterdon County, the largest racial and ethnic groups are White (83.7%), Black or African American (2.6%), Hispanic or Latino (0.5%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Hunterdon County, New Jersey is 46.2 years. Residents are 50.7% female and 49.3% male.
The median home value in Hunterdon County is $498,800 and median monthly rent is $1,707. 84.8% of occupied housing units are owner-occupied. The county has 51,908 total housing units, 3.1% of which are vacant.
The largest employment sector in Hunterdon County, New Jersey is professional, scientific, and management services, employing 22.7% of workers. The unemployment rate is 3.0%.
Newark is among the largest cities associated with Hunterdon County, New Jersey, with a population of 307,188.
Hunterdon County, NJ Climate
Hunterdon County, NJ has an average annual temperature of 10.6°C (51°F) and receives about 1241 mm of precipitation per year. The warmest month is July and the coldest is January. Figures are 1970–2000 climate normals.
10.6°C
Avg Temp
1241
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | -2° / 28° | 98 mm |
| February | -1° / 30° | 76 mm |
| March | 4° / 39° | 100 mm |
| April | 10° / 49° | 105 mm |
| May | 15° / 59° | 119 mm |
| June | 20° / 68° | 107 mm |
| July | 23° / 73° | 122 mm |
| August | 22° / 72° | 110 mm |
| September | 18° / 65° | 109 mm |
| October | 12° / 53° | 96 mm |
| November | 6° / 44° | 102 mm |
| December | 1° / 34° | 97 mm |
1970–2000 normals from WorldClim 2.1 (~9 km grid). Precipitation can be less precise near mountains or coastlines, where rainfall varies sharply over short distances.
Best time to visit Hunterdon County, NJ
The most comfortable months to visit Hunterdon County, NJ are typically June, August and July, when temperatures are mildest and rainfall is relatively low. The hottest month is July (around 29°C high). The coldest is January (near -7°C low). July is usually the wettest month.
Where to stay near Hunterdon County
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.