Allendale, NJ Demographics

A map of Allendale's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	5,020	5,261	73.1%	76.8%
Asian	1,244	837	18.1%	12.2%
Multiracial	367	227	5.3%	3.3%
Hispanic	210	456	3.1%	6.7%
Black	24	42	0.3%	0.6%
Native American/Other	0	25	0.0%	0.4%

Allendale, New Jersey has an estimated population of 6,865, a less than 1% change from the 6,848 recorded in the 2020 Census. The population is 73.1% White, 18.1% Asian, 5.3% Multiracial, 3.1% Hispanic, 0.3% Black, and 0.0% Native American/Other. This demographic dot map shows the population of Allendale, with one dot drawn for each person counted by the Census, color-coded by race.

Allendale 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 Allendale, that probability was 38.9% in 2020 and 42.9% in the most recent ACS estimates.

Allendale is ranked the 235th 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). Allendale was ranked the 235th most populous place in the 2020 Census.

Allendale's White Population

5,020 residents of Allendale, or 73.1% of the population, identify as White. The share of White residents in Allendale is significantly higher than in New Jersey overall, where 50.9% of the population is White. Allendale ranks 325th statewide in terms of White residents as a share of the population, out of 700 places.

Since the 2020 Census, Allendale's White population has declined by an estimated 4.6%. White residents' share of Allendale's population has decreased from 76.8% to 73.1%.

Allendale is more White than neighboring Ramsey (69.2% White). Allendale is less White than neighboring Waldwick (74.7% White), Saddle River (74% White), Midland Park (82.9% White), and Upper Saddle River (74.1% White).

Allendale's Black Population

24 residents of Allendale, or 0.3% of the population, identify as Black. The share of Black residents in Allendale is considerably lower than in New Jersey overall, where 12.2% of the population is Black. Allendale ranks 624th statewide in terms of Black residents as a share of the population, out of 700 places.

Since the 2020 Census, Allendale's Black population has declined by an estimated 42.9%. Black residents' share of Allendale's population has remained roughly unchanged at 0.3%.

Allendale is less Black than neighboring Waldwick (0.9% Black), Saddle River (3.2% Black), Midland Park (0.9% Black), and Upper Saddle River (1.6% Black).

Allendale's Asian Population

1,244 residents of Allendale, or 18.1% of the population, identify as Asian. The share of Asian residents in Allendale is higher than in New Jersey overall, where 10% of the population is Asian. Allendale ranks 118th statewide in terms of Asian residents as a share of the population, out of 700 places.

Since the 2020 Census, Allendale's Asian population has grown by an estimated 48.6%. Asian residents' share of Allendale's population has increased from 12.2% to 18.1%.

Allendale is more Asian than neighboring Waldwick (6.9% Asian), Ramsey (8.7% Asian), Saddle River (14% Asian), Midland Park (2.7% Asian), and Upper Saddle River (14.3% Asian).

Allendale's Hispanic Population

210 residents of Allendale, or 3.1% of the population, identify as Hispanic. The share of Hispanic residents in Allendale is significantly lower than in New Jersey overall, where 22.5% of the population is Hispanic. Allendale ranks 487th statewide in terms of Hispanic residents as a share of the population, out of 700 places.

Since the 2020 Census, Allendale's Hispanic population has declined by an estimated 53.9%. Hispanic residents' share of Allendale's population has decreased from 6.7% to 3.1%.

Allendale is less Hispanic than neighboring Waldwick (16.5% Hispanic), Ramsey (13.8% Hispanic), Saddle River (5.5% Hispanic), Midland Park (11.1% Hispanic), and Upper Saddle River (6.1% Hispanic).

Allendale's Native American/Other Population

0 residents of Allendale, 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 Allendale is comparable to the share in New Jersey overall, where 0.9% of the population is Native American/Other. Allendale ranks 534th statewide in terms of Native American/Other residents as a share of the population, out of 700 places.

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

Allendale is less Native American/Other than neighboring Ramsey (0.8% Native American/Other), Saddle River (0.7% Native American/Other), and Upper Saddle River (1.1% Native American/Other).

Allendale's Multiracial Population

367 residents of Allendale, or 5.3% of the population, identify as Multiracial. The share of Multiracial residents in Allendale is comparable to the share in New Jersey overall, where 3.5% of the population is Multiracial. Allendale ranks 313th statewide in terms of Multiracial residents as a share of the population, out of 700 places.

Since the 2020 Census, Allendale's Multiracial population has grown by an estimated 61.7%. Multiracial residents' share of Allendale's population has increased from 3.3% to 5.3%.

Allendale is more Multiracial than neighboring Waldwick (1% Multiracial), Saddle River (2.6% Multiracial), Midland Park (2.4% Multiracial), and Upper Saddle River (2.8% Multiracial). Allendale is less Multiracial than neighboring Ramsey (7.1% 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.