Hamilton Square, New Jersey Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates
The population of Hamilton Square, New Jersey is 11,643 as of the 2023 American Community Survey, making it the 121st-largest city in New Jersey. The median household income is $135,694, the median home value is $376,900, and the median age is 46.2.
11,643
Population
2723
People / sq mi
$135,694
Median Income
$376,900
Median Home Value
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Hamilton Square covers 4.3 sq mi of land at 2723 people per square mile.
About Hamilton Square, NJ
Homeownership is the standout figure in Hamilton Square: 94.4% of homes are owner-occupied, higher than the national rate. With 11,643 residents, Hamilton Square is a city in New Jersey.
Median household income is $135,694, above the US median of $78,538. Poverty is among the lowest of comparable US cities, at 1.9% — below the national 12.4%. Homes carry a median value of $376,900, with typical rent around $1,817.
About 51.1% of adults 25 and older have a bachelor’s degree, above the 35.0% national figure. Around 15.7% of workers work from home, above the national 14.0%, and the average commute runs about 25 minutes each way.
The ownership rate anchors the housing story in Hamilton Square, and tends to move with the age structure and home-value figures above.
Race & Ethnicity
| White | 88.7% |
| Black or African American | 2.3% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 0.8% |
| Two or More Races | 0.0% |
Economy & Income
$135,694
Median Household Income
$55,498
Per Capita Income
1.9%
Poverty Rate
2.4%
Unemployment Rate
Housing
$376,900
Median Home Value
$1,817
Median Rent
94.4%
Owner-Occupied
Education
95.3%
High School+
51.1%
Bachelor's+
Commute
2.6%
Drive Alone
73.0%
Public Transit
15.7%
Work From Home
24.7 min
Avg Commute
Community Profile
18.2%
Foreign Born
85.7%
Non-English at Home
5.1%
Veterans
9.4%
With Disability
97.3%
Health Insurance
98.6%
Internet Access
Employment by Industry
| Professional, Scientific & Management | 26.6% |
| Finance, Insurance & Real Estate | 13.2% |
| Public Administration | 10.6% |
| Education, Health Care & Social Services | 8.0% |
| Information | 5.7% |
| Construction | 5.1% |
| Manufacturing | 4.9% |
| Arts, Entertainment & Food Services | 4.6% |
| Retail Trade | 4.3% |
| Transportation & Warehousing | 3.9% |
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Frequently Asked Questions
Hamilton Square, New Jersey has a population of 11,643 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 121st-largest city in New Jersey.
The median household income in Hamilton Square, New Jersey is $135,694, with 1.9% of residents living below the federal poverty level.
The median home value in Hamilton Square, New Jersey is $376,900, with median monthly rent at $1,817 and a homeownership rate of 94.4%.
The median age in Hamilton Square, New Jersey is 46.2 years. The population is 49.7% male and 50.3% female.
Hamilton Square Cdp, NJ Climate
Hamilton Square Cdp, NJ has an average annual temperature of 11.8°C (53°F) and receives about 1193 mm of precipitation per year. The warmest month is July and the coldest is January. Figures are 1970–2000 climate normals.
11.8°C
Avg Temp
1193
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | -1° / 31° | 94 mm |
| February | 1° / 33° | 73 mm |
| March | 5° / 41° | 102 mm |
| April | 11° / 51° | 100 mm |
| May | 16° / 61° | 108 mm |
| June | 21° / 70° | 99 mm |
| July | 24° / 75° | 120 mm |
| August | 23° / 74° | 117 mm |
| September | 19° / 67° | 103 mm |
| October | 13° / 55° | 86 mm |
| November | 8° / 46° | 96 mm |
| December | 2° / 36° | 95 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 Hamilton Square Cdp, NJ
The most comfortable months to visit Hamilton Square Cdp, NJ are typically June, September and August, when temperatures are mildest and rainfall is relatively low. The hottest month is July (around 30°C high). The coldest is January (near -6°C low). July is usually the wettest month.
Where to stay near Hamilton Square
Visiting or relocating to Hamilton Square, NJ? Compare hotels and short-term rentals across the metro — live availability and prices.
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Statewide data for New Jersey
Population, race, income, age, and trends across New Jersey
Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.