Blackwells Mills, New Jersey Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates
The population of Blackwells Mills, New Jersey is 10,220 as of the 2023 American Community Survey, making it the 148th-largest city in New Jersey. The median household income is $248,149, the median home value is $736,000, and the median age is 40.6.
10,220
Population
1331
People / sq mi
$248,149
Median Income
$736,000
Median Home Value
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Blackwells Mills covers 7.7 sq mi of land at 1331 people per square mile.
About Blackwells Mills, NJ
Among US cities, Blackwells Mills stands out first on household income: a median of $248,149, above the US median of $78,538. With 10,220 residents, Blackwells Mills is a city in New Jersey.
Income is a real outlier — the median household pulls in $248,149, putting Blackwells Mills near the top of US cities. Very few residents live in poverty — 1.8%, below the national 12.4%. Real estate commands a premium here — a median home value of $736,000, with typical rent around $3,148.
Blackwells Mills is among the best-educated US cities: 77.7% of adults 25 and older hold a bachelor’s degree, above the national 35.0%. Working from home is common here: 25.2% of workers do so, above the national 14.0%, and the average commute runs about 35 minutes each way.
Taken together, the income and housing figures place Blackwells Mills firmly in the higher-cost, higher-earning tier of US cities — a profile that tends to track dense job markets and competitive housing.
Race & Ethnicity
| White | 57.5% |
| Black or African American | 4.9% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 0.2% |
| Two or More Races | 0.0% |
Economy & Income
$248,149
Median Household Income
$80,940
Per Capita Income
1.8%
Poverty Rate
2.9%
Unemployment Rate
Housing
$736,000
Median Home Value
$3,148
Median Rent
96.4%
Owner-Occupied
Education
96.2%
High School+
77.7%
Bachelor's+
Commute
2.9%
Drive Alone
68.1%
Public Transit
25.2%
Work From Home
34.5 min
Avg Commute
Community Profile
22.0%
Foreign Born
68.6%
Non-English at Home
2.1%
Veterans
6.5%
With Disability
99.0%
Health Insurance
100.0%
Internet Access
Employment by Industry
| Professional, Scientific & Management | 20.7% |
| Manufacturing | 20.3% |
| Finance, Insurance & Real Estate | 15.8% |
| Information | 12.9% |
| Education, Health Care & Social Services | 7.7% |
| Transportation & Warehousing | 5.4% |
| Arts, Entertainment & Food Services | 4.2% |
| Public Administration | 2.4% |
| Retail Trade | 2.0% |
| Construction | 1.6% |
Largest cities in New Jersey
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Frequently Asked Questions
Blackwells Mills, New Jersey has a population of 10,220 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 148th-largest city in New Jersey.
The median household income in Blackwells Mills, New Jersey is $248,149, with 1.8% of residents living below the federal poverty level.
The median home value in Blackwells Mills, New Jersey is $736,000, with median monthly rent at $3,148 and a homeownership rate of 96.4%.
The median age in Blackwells Mills, New Jersey is 40.6 years. The population is 50.3% male and 49.7% female.
Blackwells Mills Cdp, NJ Climate
Blackwells Mills Cdp, NJ has an average annual temperature of 11.2°C (52°F) and receives about 1226 mm of precipitation per year. The warmest month is July and the coldest is January. Figures are 1970–2000 climate normals.
11.2°C
Avg Temp
1226
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | -2° / 29° | 97 mm |
| February | 0° / 31° | 74 mm |
| March | 5° / 40° | 101 mm |
| April | 10° / 50° | 103 mm |
| May | 16° / 60° | 115 mm |
| June | 21° / 69° | 102 mm |
| July | 24° / 74° | 126 mm |
| August | 23° / 73° | 113 mm |
| September | 19° / 65° | 108 mm |
| October | 12° / 54° | 91 mm |
| November | 7° / 44° | 100 mm |
| December | 2° / 35° | 96 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 Blackwells Mills Cdp, NJ
The most comfortable months to visit Blackwells Mills Cdp, NJ are typically June, August and September, 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 Blackwells Mills
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.