Harlingen, NJ Demographics

A map of Harlingen's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	304	162	51.3%	37.7%
Asian	251	216	42.3%	50.2%
Hispanic	38	25	6.4%	5.8%
Black	0	9	0.0%	2.1%
Native American/Other	0	1	0.0%	0.2%
Multiracial	0	17	0.0%	4.0%

Harlingen, New Jersey has an estimated population of 593, a dramatic increase from the 430 recorded in the 2020 Census. The population is 51.3% White, 42.3% Asian, 6.4% Hispanic, 0.0% Black, 0.0% Native American/Other, and 0.0% Multiracial. This demographic dot map shows the population of Harlingen, with one dot drawn for each person counted by the Census, color-coded by race.

Harlingen has become less 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 Harlingen, that probability was 60.0% in 2020 and 55.4% in the most recent ACS estimates.

Harlingen is ranked the 601st 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). Harlingen was ranked the 624th most populous place in the 2020 Census.

Harlingen's White Population

304 residents of Harlingen, or 51.3% of the population, identify as White. The share of White residents in Harlingen is comparable to the share in New Jersey overall, where 50.9% of the population is White. Harlingen ranks 618th statewide in terms of White residents as a share of the population, out of 700 places.

Since the 2020 Census, Harlingen's White population has grown by an estimated 87.7%. White residents' share of Harlingen's population has increased from 37.7% to 51.3%.

Harlingen is more White than neighboring Belle Mead (24.8% White). Harlingen is less White than neighboring Rocky Hill (79.9% White), Hillsborough (57.7% White), Blawenburg (68.2% White), and Griggstown (85.2% White).

Harlingen's Black Population

0 residents of Harlingen, or 0.0% of the population, identify as Black. The share of Black residents in Harlingen is considerably lower than in New Jersey overall, where 12.2% of the population is Black. Harlingen ranks 436th statewide in terms of Black residents as a share of the population, out of 700 places.

Since the 2020 Census, Harlingen's Black population has declined by an estimated 100.0%. Black residents' share of Harlingen's population has decreased from 2.1% to 0.0%.

Harlingen is less Black than neighboring Belle Mead (0.5% Black), Rocky Hill (0.1% Black), Hillsborough (4.3% Black), and Griggstown (2.2% Black).

Harlingen's Asian Population

251 residents of Harlingen, or 42.3% of the population, identify as Asian. The share of Asian residents in Harlingen is significantly higher than in New Jersey overall, where 10% of the population is Asian. Harlingen ranks 14th statewide in terms of Asian residents as a share of the population, out of 700 places.

Since the 2020 Census, Harlingen's Asian population has grown by an estimated 16.2%. Asian residents' share of Harlingen's population has decreased from 50.2% to 42.3%.

Harlingen is more Asian than neighboring Rocky Hill (6.2% Asian), Hillsborough (19.8% Asian), Blawenburg (31.8% Asian), and Griggstown (6.4% Asian). Harlingen is less Asian than neighboring Belle Mead (64.2% Asian).

Harlingen's Hispanic Population

38 residents of Harlingen, or 6.4% of the population, identify as Hispanic. The share of Hispanic residents in Harlingen is significantly lower than in New Jersey overall, where 22.5% of the population is Hispanic. Harlingen ranks 538th statewide in terms of Hispanic residents as a share of the population, out of 700 places.

Since the 2020 Census, Harlingen's Hispanic population has grown by an estimated 52.0%. Hispanic residents' share of Harlingen's population has increased from 5.8% to 6.4%.

Harlingen is more Hispanic than neighboring Blawenburg (0% Hispanic), and Griggstown (0% Hispanic). Harlingen is less Hispanic than neighboring Belle Mead (6.9% Hispanic), Rocky Hill (7.7% Hispanic), and Hillsborough (13.4% Hispanic).

Harlingen's Native American/Other Population

0 residents of Harlingen, 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 Harlingen is comparable to the share in New Jersey overall, where 0.9% of the population is Native American/Other. Harlingen ranks 607th statewide in terms of Native American/Other residents as a share of the population, out of 700 places.

Since the 2020 Census, Harlingen's Native American/Other population has declined by an estimated 100.0%. Native American/Other residents' share of Harlingen's population has remained roughly unchanged at 0.0%.

Harlingen is less Native American/Other than neighboring Belle Mead (1.6% Native American/Other), Rocky Hill (1.1% Native American/Other), and Hillsborough (0.5% Native American/Other).

Harlingen's Multiracial Population

0 residents of Harlingen, or 0.0% of the population, identify as Multiracial. The share of Multiracial residents in Harlingen is slightly lower than in New Jersey overall, where 3.5% of the population is Multiracial. Harlingen ranks 187th statewide in terms of Multiracial residents as a share of the population, out of 700 places.

Since the 2020 Census, Harlingen's Multiracial population has declined by an estimated 100.0%. Multiracial residents' share of Harlingen's population has decreased from 4.0% to 0.0%.

Harlingen is less Multiracial than neighboring Belle Mead (2% Multiracial), Rocky Hill (5% Multiracial), Hillsborough (4.4% Multiracial), and Griggstown (6.2% 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.