North Plainfield, New Jersey Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates
The population of North Plainfield, New Jersey is 22,667 as of the 2023 American Community Survey, making it the 46th-largest city in New Jersey. The median household income is $83,529, the median home value is $350,700, and the median age is 36.9.
The population has grown 5.9% since 2010 (21,794 → 23,072).
22,667
Population
8075
People / sq mi
$83,529
Median Income
$350,700
Median Home Value
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North Plainfield covers 2.8 sq mi of land at 8075 people per square mile.
About North Plainfield, NJ
North Plainfield stands apart on settlement density — it is among the most densely settled of US cities, at roughly 8,075 people per square mile. With 22,667 residents, North Plainfield is a city in New Jersey. It ranks #46 among cities in New Jersey by population.
The typical household here earns about $83,529, above the US median of $78,538. Poverty runs at 7.9%, below the national 12.4%. Median home value is $350,700, with typical rent around $1,651.
Roughly 25.3% of adults have a bachelor’s, below the national 35.0%. Remote work is on the lower side here, at 7.9%, below the national 14.0%, and the average commute runs about 32 minutes each way.
That density explains much of the rest of the profile in North Plainfield: denser places lean toward renting, shorter commutes by transit, and a younger working-age mix.
North Plainfield borough Population History (2010-2024)
The city of North Plainfield borough had a population of 21,794 in 2010 and 23,072 in 2024, a 5.9% growth over 14 years. The peak was 23,072 in 2024. Average annual growth rate: 0.42%.
23,072
Population (2024)
21,794
Population (2010)
23,072
Peak (2024)
0.42%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 21,794 |
| 2011 | 21,837 |
| 2012 | 21,850 |
| 2013 | 21,815 |
| 2014 | 21,757 |
| 2015 | 21,661 |
| 2016 | 21,611 |
| 2017 | 21,541 |
| 2018 | 21,460 |
| 2019 | 21,289 |
| 2020 | 22,749 |
| 2021 | 22,717 |
| 2022 | 22,718 |
| 2023 | 22,778 |
| 2024 | 23,072 |
Race & Ethnicity
| White | 27.5% |
| Black or African American | 20.9% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 1.7% |
| Two or More Races | 0.0% |
Economy & Income
$83,529
Median Household Income
$35,096
Per Capita Income
7.9%
Poverty Rate
7.2%
Unemployment Rate
Housing
$350,700
Median Home Value
$1,651
Median Rent
55.5%
Owner-Occupied
Education
83.8%
High School+
25.3%
Bachelor's+
Commute
5.0%
Drive Alone
68.1%
Public Transit
7.9%
Work From Home
31.5 min
Avg Commute
Community Profile
10.6%
Foreign Born
41.0%
Non-English at Home
1.9%
Veterans
6.2%
With Disability
80.9%
Health Insurance
98.0%
Internet Access
Employment by Industry
| Professional, Scientific & Management | 18.8% |
| Finance, Insurance & Real Estate | 13.5% |
| Manufacturing | 10.2% |
| Retail Trade | 9.7% |
| Construction | 8.5% |
| Education, Health Care & Social Services | 7.5% |
| Information | 4.7% |
| Arts, Entertainment & Food Services | 4.6% |
| Transportation & Warehousing | 3.4% |
| Public Administration | 2.3% |
| Agriculture & Mining | 0.1% |
Largest cities in New Jersey
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City rankings
Frequently Asked Questions
North Plainfield, New Jersey has a population of 22,667 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 46th-largest city in New Jersey.
The median household income in North Plainfield, New Jersey is $83,529, with 7.9% of residents living below the federal poverty level.
The median home value in North Plainfield, New Jersey is $350,700, with median monthly rent at $1,651 and a homeownership rate of 55.5%.
The median age in North Plainfield, New Jersey is 36.9 years. The population is 46.7% male and 53.3% female.
The population has grown 5.9% since 2010 (21,794 → 23,072).
North Plainfield borough, NJ Climate
North Plainfield borough, NJ has an average annual temperature of 11.1°C (52°F) and receives about 1271 mm of precipitation per year. The warmest month is July and the coldest is January. Figures are 1970–2000 climate normals.
11.1°C
Avg Temp
1271
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | -2° / 29° | 100 mm |
| February | 0° / 31° | 78 mm |
| March | 4° / 40° | 104 mm |
| April | 10° / 50° | 106 mm |
| May | 16° / 60° | 119 mm |
| June | 20° / 69° | 104 mm |
| July | 23° / 74° | 131 mm |
| August | 22° / 72° | 113 mm |
| September | 18° / 65° | 114 mm |
| October | 12° / 54° | 97 mm |
| November | 7° / 44° | 107 mm |
| December | 1° / 35° | 98 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 North Plainfield borough, NJ
The most comfortable months to visit North Plainfield borough, 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 -7°C low). July is usually the wettest month.
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.