Dorchester, NJ Demographics

A map of Dorchester's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	137	229	100.0%	78.7%
Black	0	9	0.0%	3.1%
Asian	0	0	0.0%	0.0%
Hispanic	0	30	0.0%	10.3%
Native American/Other	0	0	0.0%	0.0%
Multiracial	0	23	0.0%	7.9%

Dorchester, New Jersey has an estimated population of 137, a dramatic decrease from the 291 recorded in the 2020 Census. The population is 100.0% White, 0.0% Black, 0.0% Asian, 0.0% Hispanic, 0.0% Native American/Other, and 0.0% Multiracial. This demographic dot map shows the population of Dorchester, with one dot drawn for each person counted by the Census, color-coded by race.

Dorchester has become considerably 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 Dorchester, that probability was 36.3% in 2020 and 0.0% in the most recent ACS estimates.

Dorchester is ranked the 675th 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). Dorchester was ranked the 657th most populous place in the 2020 Census.

Dorchester's White Population

137 residents of Dorchester, or 100.0% of the population, identify as White. The share of White residents in Dorchester is significantly higher than in New Jersey overall, where 50.9% of the population is White. Dorchester ranks 291st statewide in terms of White residents as a share of the population, out of 700 places.

Since the 2020 Census, Dorchester's White population has declined by an estimated 40.2%. White residents' share of Dorchester's population has increased from 78.7% to 100.0%.

Dorchester is more White than neighboring Leesburg (85.2% White), Mauricetown (87.9% White), and Heislerville (81.8% White).

Dorchester's Black Population

0 residents of Dorchester, or 0.0% of the population, identify as Black. The share of Black residents in Dorchester is considerably lower than in New Jersey overall, where 12.2% of the population is Black. Dorchester ranks 345th statewide in terms of Black residents as a share of the population, out of 700 places.

Since the 2020 Census, Dorchester's Black population has declined by an estimated 100.0%. Black residents' share of Dorchester's population has decreased from 3.1% to 0.0%.

Dorchester's Asian Population

0 residents of Dorchester, or 0.0% of the population, identify as Asian. The share of Asian residents in Dorchester is lower than in New Jersey overall, where 10% of the population is Asian. Dorchester ranks 678th statewide in terms of Asian residents as a share of the population, out of 700 places.

Since the 2020 Census, Dorchester's Asian population has grown from 0 to an estimated 0. Asian residents' share of Dorchester's population has remained roughly unchanged at 0.0%.

Dorchester's Hispanic Population

0 residents of Dorchester, or 0.0% of the population, identify as Hispanic. The share of Hispanic residents in Dorchester is significantly lower than in New Jersey overall, where 22.5% of the population is Hispanic. Dorchester ranks 314th statewide in terms of Hispanic residents as a share of the population, out of 700 places.

Since the 2020 Census, Dorchester's Hispanic population has declined by an estimated 100.0%. Hispanic residents' share of Dorchester's population has decreased from 10.3% to 0.0%.

Dorchester is less Hispanic than neighboring Leesburg (7.9% Hispanic), Mauricetown (9.9% Hispanic), and Heislerville (18.2% Hispanic).

Dorchester's Native American/Other Population

0 residents of Dorchester, 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 Dorchester is comparable to the share in New Jersey overall, where 0.9% of the population is Native American/Other. Dorchester ranks 658th statewide in terms of Native American/Other residents as a share of the population, out of 700 places.

Since the 2020 Census, Dorchester's Native American/Other population has grown from 0 to an estimated 0. Native American/Other residents' share of Dorchester's population has remained roughly unchanged at 0.0%.

Dorchester is less Native American/Other than neighboring Leesburg (2.3% Native American/Other).

Dorchester's Multiracial Population

0 residents of Dorchester, or 0.0% of the population, identify as Multiracial. The share of Multiracial residents in Dorchester is slightly lower than in New Jersey overall, where 3.5% of the population is Multiracial. Dorchester ranks 17th statewide in terms of Multiracial residents as a share of the population, out of 700 places.

Since the 2020 Census, Dorchester's Multiracial population has declined by an estimated 100.0%. Multiracial residents' share of Dorchester's population has decreased from 7.9% to 0.0%.

Dorchester is less Multiracial than neighboring Leesburg (4.6% Multiracial), and Mauricetown (2.2% 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.