Hillsdale, NJ Demographics

A map of Hillsdale's Population by Race

Hillsdale, New Jersey has an estimated population of 10,144, a less than 1% change from the 10,143 recorded in the 2020 Census. The population is 78.9% White, 9.8% Hispanic, 7.8% Asian, 2.5% Multiracial, 0.6% Black, and 0.4% Native American/Other. This demographic dot map shows the population of Hillsdale, with one dot drawn for each person counted by the Census, color-coded by race.

Hillsdale 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 Hillsdale, that probability was 38.1% in 2020 and 36.2% in the most recent ACS estimates.

Hillsdale is ranked the 153rd 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). Hillsdale was ranked the 148th most populous place in the 2020 Census.

Hillsdale's White Population

7,999 residents of Hillsdale, or 78.9% of the population, identify as White. The share of White residents in Hillsdale is significantly higher than in New Jersey overall, where 50.9% of the population is White. Hillsdale ranks 316th statewide in terms of White residents as a share of the population, out of 700 places.

Since the 2020 Census, Hillsdale's White population has grown by an estimated 1.8%. White residents' share of Hillsdale's population has increased from 77.5% to 78.9%.

Hillsdale is more White than neighboring Westwood (56.4% White), Woodcliff Lake (72.6% White), Park Ridge (77.9% White), Emerson (69.6% White), and Montvale (69.4% White).

Hillsdale's Black Population

62 residents of Hillsdale, or 0.6% of the population, identify as Black. The share of Black residents in Hillsdale is considerably lower than in New Jersey overall, where 12.2% of the population is Black. Hillsdale ranks 552nd statewide in terms of Black residents as a share of the population, out of 700 places.

Since the 2020 Census, Hillsdale's Black population has declined by an estimated 46.1%. Black residents' share of Hillsdale's population has decreased from 1.1% to 0.6%.

Hillsdale is less Black than neighboring Westwood (3.5% Black), Woodcliff Lake (1.1% Black), Park Ridge (1.5% Black), Emerson (1.1% Black), and Montvale (5.2% Black).

Hillsdale's Asian Population

795 residents of Hillsdale, or 7.8% of the population, identify as Asian. The share of Asian residents in Hillsdale is slightly lower than in New Jersey overall, where 10% of the population is Asian. Hillsdale ranks 203rd statewide in terms of Asian residents as a share of the population, out of 700 places.

Since the 2020 Census, Hillsdale's Asian population has grown by an estimated 7.1%. Asian residents' share of Hillsdale's population has increased from 7.3% to 7.8%.

Hillsdale is more Asian than neighboring Westwood (7.5% Asian), and Park Ridge (3% Asian). Hillsdale is less Asian than neighboring Woodcliff Lake (9.3% Asian), Emerson (15.6% Asian), and Montvale (13.8% Asian).

Hillsdale's Hispanic Population

994 residents of Hillsdale, or 9.8% of the population, identify as Hispanic. The share of Hispanic residents in Hillsdale is considerably lower than in New Jersey overall, where 22.5% of the population is Hispanic. Hillsdale ranks 286th statewide in terms of Hispanic residents as a share of the population, out of 700 places.

Since the 2020 Census, Hillsdale's Hispanic population has declined by an estimated 12.7%. Hispanic residents' share of Hillsdale's population has decreased from 11.2% to 9.8%.

Hillsdale is more Hispanic than neighboring Woodcliff Lake (8% Hispanic), and Montvale (8.9% Hispanic). Hillsdale is less Hispanic than neighboring Westwood (26.2% Hispanic), Park Ridge (15.8% Hispanic), and Emerson (10.7% Hispanic).

Hillsdale's Native American/Other Population

37 residents of Hillsdale, or 0.4% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Hillsdale is comparable to the share in New Jersey overall, where 0.9% of the population is Native American/Other. Hillsdale ranks 410th statewide in terms of Native American/Other residents as a share of the population, out of 700 places.

Since the 2020 Census, Hillsdale's Native American/Other population has declined by an estimated 27.5%. Native American/Other residents' share of Hillsdale's population has remained roughly unchanged at 0.4%.

Hillsdale is more Native American/Other than neighboring Park Ridge (0% Native American/Other), and Emerson (0.2% Native American/Other). Hillsdale is less Native American/Other than neighboring Westwood (1.4% Native American/Other), and Woodcliff Lake (6.5% Native American/Other).

Hillsdale's Multiracial Population

257 residents of Hillsdale, or 2.5% of the population, identify as Multiracial. The share of Multiracial residents in Hillsdale is comparable to the share in New Jersey overall, where 3.5% of the population is Multiracial. Hillsdale ranks 547th statewide in terms of Multiracial residents as a share of the population, out of 700 places.

Since the 2020 Census, Hillsdale's Multiracial population has grown by an estimated 8.9%. Multiracial residents' share of Hillsdale's population has remained roughly unchanged at 2.5%.

Hillsdale is more Multiracial than neighboring Park Ridge (1.8% Multiracial), and Montvale (2.2% Multiracial). Hillsdale is less Multiracial than neighboring Westwood (5% Multiracial), and Emerson (2.8% 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.