Princeton Junction, NJ Demographics

A map of Princeton Junction's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	1,114	1,451	55.0%	58.6%
Asian	604	693	29.8%	28.0%
Multiracial	219	111	10.8%	4.5%
Hispanic	52	154	2.6%	6.2%
Black	36	47	1.8%	1.9%
Native American/Other	0	19	0.0%	0.8%

Princeton Junction, New Jersey has an estimated population of 2,025, a large decrease from the 2,475 recorded in the 2020 Census. The population is 55.0% White, 29.8% Asian, 10.8% Multiracial, 2.6% Hispanic, 1.8% Black, and 0.0% Native American/Other. This demographic dot map shows the population of Princeton Junction, with one dot drawn for each person counted by the Census, color-coded by race.

Princeton Junction has become more racially diverse since the 2020 Census. It is considerably 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 Princeton Junction, that probability was 57.2% in 2020 and 59.6% in the most recent ACS estimates.

Princeton Junction is ranked the 457th 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). Princeton Junction was ranked the 420th most populous place in the 2020 Census.

Princeton Junction's White Population

1,114 residents of Princeton Junction, or 55.0% of the population, identify as White. The share of White residents in Princeton Junction is slightly higher than in New Jersey overall, where 50.9% of the population is White. Princeton Junction ranks 509th statewide in terms of White residents as a share of the population, out of 700 places.

Since the 2020 Census, Princeton Junction's White population has declined by an estimated 23.2%. White residents' share of Princeton Junction's population has decreased from 58.6% to 55.0%.

Princeton Junction is more White than neighboring Plainsboro Center (40.7% White), Princeton Meadows (23% White), and Heathcote (21.3% White). Princeton Junction is less White than neighboring Princeton (57.8% White), and Kingston (74.9% White).

Princeton Junction's Black Population

36 residents of Princeton Junction, or 1.8% of the population, identify as Black. The share of Black residents in Princeton Junction is considerably lower than in New Jersey overall, where 12.2% of the population is Black. Princeton Junction ranks 462nd statewide in terms of Black residents as a share of the population, out of 700 places.

Since the 2020 Census, Princeton Junction's Black population has declined by an estimated 23.4%. Black residents' share of Princeton Junction's population has remained roughly unchanged at 1.8%.

Princeton Junction is less Black than neighboring Plainsboro Center (6.4% Black), Princeton (6.1% Black), Princeton Meadows (7.9% Black), Kingston (5% Black), and Heathcote (5.8% Black).

Princeton Junction's Asian Population

604 residents of Princeton Junction, or 29.8% of the population, identify as Asian. The share of Asian residents in Princeton Junction is significantly higher than in New Jersey overall, where 10% of the population is Asian. Princeton Junction ranks 42nd statewide in terms of Asian residents as a share of the population, out of 700 places.

Since the 2020 Census, Princeton Junction's Asian population has declined by an estimated 12.8%. Asian residents' share of Princeton Junction's population has increased from 28.0% to 29.8%.

Princeton Junction is more Asian than neighboring Princeton (21.5% Asian), and Kingston (9.2% Asian). Princeton Junction is less Asian than neighboring Plainsboro Center (44.9% Asian), Princeton Meadows (61.4% Asian), and Heathcote (62.2% Asian).

Princeton Junction's Hispanic Population

52 residents of Princeton Junction, or 2.6% of the population, identify as Hispanic. The share of Hispanic residents in Princeton Junction is significantly lower than in New Jersey overall, where 22.5% of the population is Hispanic. Princeton Junction ranks 513th statewide in terms of Hispanic residents as a share of the population, out of 700 places.

Since the 2020 Census, Princeton Junction's Hispanic population has declined by an estimated 66.2%. Hispanic residents' share of Princeton Junction's population has decreased from 6.2% to 2.6%.

Princeton Junction is less Hispanic than neighboring Plainsboro Center (3.6% Hispanic), Princeton (8% Hispanic), Princeton Meadows (5.4% Hispanic), Kingston (9.6% Hispanic), and Heathcote (6.8% Hispanic).

Princeton Junction's Native American/Other Population

0 residents of Princeton Junction, or 0.0% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Princeton Junction is comparable to the share in New Jersey overall, where 0.9% of the population is Native American/Other. Princeton Junction ranks 219th statewide in terms of Native American/Other residents as a share of the population, out of 700 places.

Since the 2020 Census, Princeton Junction's Native American/Other population has declined by an estimated 100.0%. Native American/Other residents' share of Princeton Junction's population has decreased from 0.8% to 0.0%.

Princeton Junction is less Native American/Other than neighboring Plainsboro Center (0.4% Native American/Other), Princeton (1.1% Native American/Other), Kingston (1.4% Native American/Other), and Heathcote (3.5% Native American/Other).

Princeton Junction's Multiracial Population

219 residents of Princeton Junction, or 10.8% of the population, identify as Multiracial. The share of Multiracial residents in Princeton Junction is higher than in New Jersey overall, where 3.5% of the population is Multiracial. Princeton Junction ranks 114th statewide in terms of Multiracial residents as a share of the population, out of 700 places.

Since the 2020 Census, Princeton Junction's Multiracial population has grown by an estimated 97.3%. Multiracial residents' share of Princeton Junction's population has increased from 4.5% to 10.8%.

Princeton Junction is more Multiracial than neighboring Plainsboro Center (4% Multiracial), Princeton (5.4% Multiracial), Princeton Meadows (2.3% Multiracial), Kingston (0% Multiracial), and Heathcote (0.5% 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.