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Plainfield, New Jersey Demographics & Population 2026

During the 2020–2024 ACS period, Plainfield, New Jersey had a total population of 55,236, the 18th largest city in New Jersey, with a median household income of $85,908, which is 17% lower than the state average. The poverty rate is 15.5%.

Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes

Key Takeaways

Plainfield Quick Facts

Population 55,236
Median Household Income $85,908
Median Home Value $410,800
Poverty Rate 15.5%
Unemployment Rate 8.9%
Median Age 32.4 years
Homeownership Rate 44.8%
Affordability Ratio 4.8x
Bachelor's Degree or Higher 22.0%
High School Graduation Rate 71.8%
Diversity Index 56/100
Population 55,236 18th of 700
Median Income $85,908 bottom 30%
Poverty Rate 15.5% 24% higher than national
Median Home Value $410,800 average

How Plainfield Changed

Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.

Metric2019–20232020–2024Change
Population54,51555,236+1.3%
Median household income$80,334$85,908+6.9%
Median home value$383,300$410,800+7.2%

How Plainfield Compares

Economy & Housing

Household Income Distribution

Under $25K 9.8%
$25K-$50K 16.3%
$50K-$100K 32.9%
$100K+ 41.1%
Detailed income brackets
Under $10K
3.2%
$10K-$15K
2.3%
$15K-$20K
1.9%
$20K-$25K
2.4%
$25K-$30K
3.1%
$30K-$35K
2.3%
$35K-$40K
3.4%
$40K-$45K
2.4%
$45K-$50K
5.0%
$50K-$60K
7.9%
$60K-$75K
9.7%
$75K-$100K
15.4%
$100K-$125K
11.7%
$125K-$150K
8.0%
$150K-$200K
11.2%
$200K+
10.1%

Employment

8.9% Unemployment Rate State: 6.3%|National: 5.2%
73.5% Labor Force Participation

Housing Overview

Owner 44.8%
Renter 55.2%
Affordability Index Moderate
4.8x home value to income ratio
Median gross rent $1,767/mo 24.7% of median household income annually

People & Demographics

Diversity Index

56out of 100
High Diversity

A diverse community with significant representation from multiple racial and ethnic groups.

State average: 66 | National average: 61

Education

Plainfield Rankings in New Jersey

#18 Population of 700
#491 Median Income of 662
#601 Education of 699
#359 Home Value of 678

Other Cities in Union County

CityPopulationMedian IncomePovertyHome Value
Elizabeth 137,302 $66,555 15.8% $449,300
Linden 44,192 $92,915 9.6% $419,700
Westfield 31,111 $232,629 1.8% $953,400
Rahway 30,109 $91,461 9.5% $386,400
Summit 22,705 $190,304 5.5% $994,500
Roselle 22,646 $92,762 9.5% $379,900
Roselle Park 14,093 $109,679 6.6% $443,200
New Providence 13,727 $161,599 2.1% $769,900
Kenilworth 8,401 $118,611 6.3% $522,200
Fanwood 7,799 $195,529 0.9% $635,200

Cities Similar to Plainfield

These cities in the same state have comparable population and economic profiles.

CityPopulationMedian IncomeHome ValueBachelor's+Poverty
West New York52,004$71,729$465,60033.5%19.4%
New Brunswick56,345$65,810$353,80023.4%32.0%
Perth Amboy55,855$61,977$370,60015.7%20.2%
Hackensack46,057$84,277$393,70042.1%12.1%
Vineland61,006$67,860$240,70024.1%14.6%

Population Overview

Plainfield is a mid-sized community located in New Jersey, within Union County. The total population is 55,236. It ranks as the 18th most populous out of 700 Census-designated places in New Jersey.

Age Demographics

The median age in Plainfield is 32.4 years. This is 19% lower than the state median of 40.1 years. With 28.9% of the population under 18, Plainfield has a notably young demographic profile, suggesting a family-oriented community.

Economy, Income & Housing

The median household income in Plainfield is $85,908. This is 17% lower than the state median of $103,556. It is also 6% higher than the national median of $80,734. The poverty rate stands at 15.5%. This is 59% higher than the state poverty rate of 9.7%. The unemployment rate is 8.9%. This is 41% higher than the state rate of 6.3%. The median home value is $410,800. Housing costs are 10% lower than the state median of $454,400. The home-value-to-income ratio is 4.8x. 44.8% of occupied housing units are owner-occupied. This homeownership rate is 30% lower than the state average of 63.8%.

Race & Ethnicity

The largest racial or ethnic group in Plainfield is Hispanic or Latino, making up 57.1% of the population. Black or African American residents account for 32.5%. The White (non-Hispanic) population (6.6%) is well below the state average of 50.9%. The Black or African American population is significantly higher than the state average (32.5% vs 12.2%). The Hispanic or Latino population is significantly higher than the state average (57.1% vs 22.5%). The Asian population (0.8%) is well below the state average of 10.1%.

Education

22.0% of residents aged 25 and older hold a bachelor's degree or higher. This is 50% lower than the state rate of 43.6%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 71.8%.

Data Sources & Methodology

All demographic data for Plainfield, New Jersey is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against New Jersey state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 700 Census-designated places in New Jersey. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.

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Frequently Asked Questions

What is the population of Plainfield, New Jersey?

Plainfield, New Jersey has a population of 55,236 according to the most recent U.S. Census ACS 5-Year Estimates.

What is the median household income in Plainfield, NJ?

The median household income in Plainfield is $85,908, which is 6% higher than the national median of $80,734.

What is the poverty rate in Plainfield, NJ?

The poverty rate in Plainfield is 15.5%. This means approximately 8,419 residents live below the federal poverty line.

What is the racial makeup of Plainfield, New Jersey?

Plainfield's population is 6.6% White, 32.5% Black, 57.1% Hispanic/Latino, and 0.8% Asian.

What is the median home value in Plainfield, NJ?

The median home value in Plainfield is $410,800. The home-value-to-income ratio is 4.8x.

How educated is Plainfield, New Jersey?

22.0% of adults (25+) in Plainfield hold a bachelor's degree or higher, and 7.4% hold a graduate or professional degree.