Hunterdon County Demographics

A map of Hunterdon County's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	104,048	104,667	79.9%	81.2%
Hispanic	12,117	10,929	9.3%	8.5%
Asian	6,349	5,677	4.9%	4.4%
Multiracial	3,868	4,009	3.0%	3.1%
Black	3,097	3,030	2.4%	2.3%
Native American/Other	681	635	0.5%	0.5%

Hunterdon County, New Jersey has an estimated population of 130,160, a less than 1% change from the 128,947 recorded in the 2020 Census. The population is 79.9% White, 9.3% Hispanic, 4.9% Asian, 3.0% Multiracial, 2.4% Black, and 0.5% Native American/Other. This demographic dot map shows the population of Hunterdon County, with one dot drawn for each person counted by the Census, color-coded by race.

Hunterdon 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 Hunterdon County, that probability was 33.1% in 2020 and 34.8% in the most recent ACS estimates.

Hunterdon County is ranked the 18th most populous county in New Jersey, out of 21 counties. Hunterdon County was ranked the 18th most populous county in the 2020 Census.

Hunterdon County's White Population

104,048 residents of Hunterdon County, or 79.9% of the population, identify as White. The share of White residents in Hunterdon County is significantly higher than in New Jersey overall, where 50.9% of the population is White. Hunterdon County ranks 4th statewide in terms of White residents as a share of the population, out of 21 counties.

Since the 2020 Census, Hunterdon County's White population has remained roughly the same. White residents' share of Hunterdon County's population has decreased from 81.2% to 79.9%.

Hunterdon County is more White than neighboring Somerset County (49.3% White), Warren County (74.6% White), Mercer County (42.7% White), and Northampton County (72% White).

Hunterdon County's Black Population

3,097 residents of Hunterdon County, or 2.4% of the population, identify as Black. The share of Black residents in Hunterdon County is lower than in New Jersey overall, where 12.2% of the population is Black. Hunterdon County ranks 20th statewide in terms of Black residents as a share of the population, out of 21 counties.

Since the 2020 Census, Hunterdon County's Black population has grown by an estimated 2.2%. Black residents' share of Hunterdon County's population has remained roughly unchanged at 2.4%.

Hunterdon County is less Black than neighboring Somerset County (9.3% Black), Bucks County (3.7% Black), Warren County (5.6% Black), Mercer County (17.9% Black), and Northampton County (5.7% Black).

Hunterdon County's Asian Population

6,349 residents of Hunterdon County, or 4.9% of the population, identify as Asian. The share of Asian residents in Hunterdon County is lower than in New Jersey overall, where 10% of the population is Asian. Hunterdon County ranks 14th statewide in terms of Asian residents as a share of the population, out of 21 counties.

Since the 2020 Census, Hunterdon County's Asian population has grown by an estimated 11.8%. Asian residents' share of Hunterdon County's population has increased from 4.4% to 4.9%.

Hunterdon County is more Asian than neighboring Warren County (3% Asian), and Northampton County (3% Asian). Hunterdon County is less Asian than neighboring Somerset County (19.6% Asian), Bucks County (5% Asian), and Mercer County (12.3% Asian).

Hunterdon County's Hispanic Population

12,117 residents of Hunterdon County, or 9.3% of the population, identify as Hispanic. The share of Hispanic residents in Hunterdon County is considerably lower than in New Jersey overall, where 22.5% of the population is Hispanic. Hunterdon County ranks 19th statewide in terms of Hispanic residents as a share of the population, out of 21 counties.

Since the 2020 Census, Hunterdon County's Hispanic population has grown by an estimated 10.9%. Hispanic residents' share of Hunterdon County's population has increased from 8.5% to 9.3%.

Hunterdon County is more Hispanic than neighboring Bucks County (6.6% Hispanic). Hunterdon County is less Hispanic than neighboring Somerset County (17.6% Hispanic), Warren County (13% Hispanic), Mercer County (23.1% Hispanic), and Northampton County (15.5% Hispanic).

Hunterdon County's Native American/Other Population

681 residents of Hunterdon County, or 0.5% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Hunterdon County is comparable to the share in New Jersey overall, where 0.9% of the population is Native American/Other. Hunterdon County ranks 20th statewide in terms of Native American/Other residents as a share of the population, out of 21 counties.

Since the 2020 Census, Hunterdon County's Native American/Other population has grown by an estimated 7.2%. Native American/Other residents' share of Hunterdon County's population has remained roughly unchanged at 0.5%.

Hunterdon County is more Native American/Other than neighboring Warren County (0.3% Native American/Other). Hunterdon County is less Native American/Other than neighboring Somerset County (0.7% Native American/Other), Bucks County (0.8% Native American/Other), Mercer County (0.6% Native American/Other), and Northampton County (0.6% Native American/Other).

Hunterdon County's Multiracial Population

3,868 residents of Hunterdon County, or 3.0% of the population, identify as Multiracial. The share of Multiracial residents in Hunterdon County is comparable to the share in New Jersey overall, where 3.5% of the population is Multiracial. Hunterdon County ranks 12th statewide in terms of Multiracial residents as a share of the population, out of 21 counties.

Since the 2020 Census, Hunterdon County's Multiracial population has declined by an estimated 3.5%. Multiracial residents' share of Hunterdon County's population has remained roughly unchanged at 3.0%.

Hunterdon County is less Multiracial than neighboring Somerset County (3.6% Multiracial), Bucks County (4% Multiracial), Warren County (3.5% Multiracial), Mercer County (3.4% Multiracial), and Northampton County (3.2% 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.