North Plainfield, NJ Demographics

A map of North Plainfield's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
Hispanic	12,482	11,548	54.7%	50.6%
Black	5,050	4,390	22.1%	19.2%
White	3,604	4,998	15.8%	21.9%
Asian	937	1,064	4.1%	4.7%
Multiracial	459	561	2.0%	2.5%
Native American/Other	277	247	1.2%	1.1%

North Plainfield, New Jersey has an estimated population of 22,809, a less than 1% change from the 22,808 recorded in the 2020 Census. The population is 54.7% Hispanic, 22.1% Black, 15.8% White, 4.1% Asian, 2.0% Multiracial, and 1.2% Native American/Other. This demographic dot map shows the population of North Plainfield, with one dot drawn for each person counted by the Census, color-coded by race.

North Plainfield has become less racially diverse since the 2020 Census. It is less diverse than New Jersey overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In North Plainfield, that probability was 65.6% in 2020 and 62.4% in the most recent ACS estimates.

North Plainfield is ranked the 45th most populous place in New Jersey, out of 700 places. This ranking is based on the Census definition of a place, which includes incorporated places like cities, towns, and villages, as well as unincorporated census-designated places (CDPs). North Plainfield was ranked the 46th most populous place in the 2020 Census.

North Plainfield's White Population

3,604 residents of North Plainfield, or 15.8% of the population, identify as White. The share of White residents in North Plainfield is significantly lower than in New Jersey overall, where 50.9% of the population is White. North Plainfield ranks 668th statewide in terms of White residents as a share of the population, out of 700 places.

Since the 2020 Census, North Plainfield's White population has declined by an estimated 27.9%. White residents' share of North Plainfield's population has decreased from 21.9% to 15.8%.

North Plainfield is more White than neighboring Plainfield (6.6% White). North Plainfield is less White than neighboring Watchung (69.9% White), Dunellen (39.7% White), South Plainfield (47.9% White), and Fanwood (69.4% White).

North Plainfield's Black Population

5,050 residents of North Plainfield, or 22.1% of the population, identify as Black. The share of Black residents in North Plainfield is higher than in New Jersey overall, where 12.2% of the population is Black. North Plainfield ranks 59th statewide in terms of Black residents as a share of the population, out of 700 places.

Since the 2020 Census, North Plainfield's Black population has grown by an estimated 15.0%. Black residents' share of North Plainfield's population has increased from 19.2% to 22.1%.

North Plainfield is more Black than neighboring Watchung (3.2% Black), Dunellen (4.9% Black), South Plainfield (9.7% Black), and Fanwood (3.9% Black). North Plainfield is less Black than neighboring Plainfield (32.5% Black).

North Plainfield's Asian Population

937 residents of North Plainfield, or 4.1% of the population, identify as Asian. The share of Asian residents in North Plainfield is lower than in New Jersey overall, where 10% of the population is Asian. North Plainfield ranks 284th statewide in terms of Asian residents as a share of the population, out of 700 places.

Since the 2020 Census, North Plainfield's Asian population has declined by an estimated 11.9%. Asian residents' share of North Plainfield's population has decreased from 4.7% to 4.1%.

North Plainfield is more Asian than neighboring Plainfield (0.8% Asian). North Plainfield is less Asian than neighboring Watchung (12% Asian), Dunellen (6.1% Asian), South Plainfield (21.3% Asian), and Fanwood (6.9% Asian).

North Plainfield's Hispanic Population

12,482 residents of North Plainfield, or 54.7% of the population, identify as Hispanic. The share of Hispanic residents in North Plainfield is significantly higher than in New Jersey overall, where 22.5% of the population is Hispanic. North Plainfield ranks 23rd statewide in terms of Hispanic residents as a share of the population, out of 700 places.

Since the 2020 Census, North Plainfield's Hispanic population has grown by an estimated 8.1%. Hispanic residents' share of North Plainfield's population has increased from 50.6% to 54.7%.

North Plainfield is more Hispanic than neighboring Watchung (8.8% Hispanic), Dunellen (45.2% Hispanic), South Plainfield (17% Hispanic), and Fanwood (11.2% Hispanic). North Plainfield is less Hispanic than neighboring Plainfield (57.1% Hispanic).

North Plainfield's Native American/Other Population

277 residents of North Plainfield, or 1.2% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in North Plainfield is comparable to the share in New Jersey overall, where 0.9% of the population is Native American/Other. North Plainfield ranks 94th statewide in terms of Native American/Other residents as a share of the population, out of 700 places.

Since the 2020 Census, North Plainfield's Native American/Other population has grown by an estimated 12.1%. Native American/Other residents' share of North Plainfield's population has remained roughly unchanged at 1.2%.

North Plainfield is more Native American/Other than neighboring Watchung (0.6% Native American/Other), Dunellen (0% Native American/Other), South Plainfield (1% Native American/Other), and Fanwood (0.6% Native American/Other).

North Plainfield's Multiracial Population

459 residents of North Plainfield, or 2.0% of the population, identify as Multiracial. The share of Multiracial residents in North Plainfield is comparable to the share in New Jersey overall, where 3.5% of the population is Multiracial. North Plainfield ranks 514th statewide in terms of Multiracial residents as a share of the population, out of 700 places.

Since the 2020 Census, North Plainfield's Multiracial population has declined by an estimated 18.2%. Multiracial residents' share of North Plainfield's population has decreased from 2.5% to 2.0%.

North Plainfield is more Multiracial than neighboring Plainfield (1.8% Multiracial). North Plainfield is less Multiracial than neighboring Watchung (5.5% Multiracial), Dunellen (4% Multiracial), South Plainfield (3.1% Multiracial), and Fanwood (8% Multiracial).

Sources: Most recent population estimates are from the 2020-2024 American Community Survey 5-Year Estimates. 2020 population counts and map data are from 2020 Census State Redistricting Data. Geographic data are from Census TIGER/Line Shapefiles.