Marlboro, NJ Demographics

A map of Marlboro's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	65	99	85.5%	78.0%
Hispanic	6	8	7.9%	6.3%
Black	5	9	6.6%	7.1%
Asian	0	0	0.0%	0.0%
Native American/Other	0	5	0.0%	3.9%
Multiracial	0	6	0.0%	4.7%

Marlboro, New Jersey has an estimated population of 76, a dramatic decrease from the 127 recorded in the 2020 Census. The population is 85.5% White, 7.9% Hispanic, 6.6% Black, 0.0% Asian, 0.0% Native American/Other, and 0.0% Multiracial. This demographic dot map shows the population of Marlboro, with one dot drawn for each person counted by the Census, color-coded by race.

Marlboro 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 Marlboro, that probability was 38.0% in 2020 and 25.8% in the most recent ACS estimates.

Marlboro is ranked the 694th 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). Marlboro was ranked the 690th most populous place in the 2020 Census.

Marlboro's White Population

65 residents of Marlboro, or 85.5% of the population, identify as White. The share of White residents in Marlboro is significantly higher than in New Jersey overall, where 50.9% of the population is White. Marlboro ranks 303rd statewide in terms of White residents as a share of the population, out of 700 places.

Since the 2020 Census, Marlboro's White population has declined by an estimated 34.3%. White residents' share of Marlboro's population has increased from 78.0% to 85.5%.

Marlboro is more White than neighboring Arrowhead Lake (67.3% White), Shiloh (83.3% White), Roadstown (63.2% White), and West Park (64.2% White). Marlboro is less White than neighboring Sheppards Mill (93.4% White).

Marlboro's Black Population

5 residents of Marlboro, or 6.6% of the population, identify as Black. The share of Black residents in Marlboro is lower than in New Jersey overall, where 12.2% of the population is Black. Marlboro ranks 177th statewide in terms of Black residents as a share of the population, out of 700 places.

Since the 2020 Census, Marlboro's Black population has declined by an estimated 44.4%. Black residents' share of Marlboro's population has decreased from 7.1% to 6.6%.

Marlboro is more Black than neighboring Arrowhead Lake (0% Black), Shiloh (0.9% Black), Roadstown (0% Black), Sheppards Mill (0% Black), and West Park (4.1% Black).

Marlboro's Asian Population

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

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

Marlboro is less Asian than neighboring West Park (0.1% Asian).

Marlboro's Hispanic Population

6 residents of Marlboro, or 7.9% of the population, identify as Hispanic. The share of Hispanic residents in Marlboro is considerably lower than in New Jersey overall, where 22.5% of the population is Hispanic. Marlboro ranks 508th statewide in terms of Hispanic residents as a share of the population, out of 700 places.

Since the 2020 Census, Marlboro's Hispanic population has declined by an estimated 25.0%. Hispanic residents' share of Marlboro's population has increased from 6.3% to 7.9%.

Marlboro is more Hispanic than neighboring Sheppards Mill (0% Hispanic). Marlboro is less Hispanic than neighboring Arrowhead Lake (30.7% Hispanic), Shiloh (12.7% Hispanic), Roadstown (36.3% Hispanic), and West Park (14.2% Hispanic).

Marlboro's Native American/Other Population

0 residents of Marlboro, 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 Marlboro is comparable to the share in New Jersey overall, where 0.9% of the population is Native American/Other. Marlboro ranks 10th statewide in terms of Native American/Other residents as a share of the population, out of 700 places.

Since the 2020 Census, Marlboro's Native American/Other population has declined by an estimated 100.0%. Native American/Other residents' share of Marlboro's population has decreased from 3.9% to 0.0%.

Marlboro is less Native American/Other than neighboring West Park (6% Native American/Other).

Marlboro's Multiracial Population

0 residents of Marlboro, or 0.0% of the population, identify as Multiracial. The share of Multiracial residents in Marlboro is slightly lower than in New Jersey overall, where 3.5% of the population is Multiracial. Marlboro ranks 87th statewide in terms of Multiracial residents as a share of the population, out of 700 places.

Since the 2020 Census, Marlboro's Multiracial population has declined by an estimated 100.0%. Multiracial residents' share of Marlboro's population has decreased from 4.7% to 0.0%.

Marlboro is less Multiracial than neighboring Arrowhead Lake (2% Multiracial), Shiloh (3.1% Multiracial), Roadstown (0.5% Multiracial), Sheppards Mill (6.6% Multiracial), and West Park (11.4% 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.