Port Monmouth, NJ Demographics

A map of Port Monmouth's Population by Race

Port Monmouth, New Jersey has an estimated population of 3,046, a large decrease from the 3,745 recorded in the 2020 Census. The population is 80.9% White, 9.5% Hispanic, 6.2% Multiracial, 3.2% Asian, 0.3% Black, and 0.0% Native American/Other. This demographic dot map shows the population of Port Monmouth, with one dot drawn for each person counted by the Census, color-coded by race.

Port Monmouth 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 Port Monmouth, that probability was 34.9% in 2020 and 33.2% in the most recent ACS estimates.

Port Monmouth is ranked the 385th 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). Port Monmouth was ranked the 347th most populous place in the 2020 Census.

Port Monmouth's White Population

2,464 residents of Port Monmouth, or 80.9% of the population, identify as White. The share of White residents in Port Monmouth is significantly higher than in New Jersey overall, where 50.9% of the population is White. Port Monmouth ranks 269th statewide in terms of White residents as a share of the population, out of 700 places.

Since the 2020 Census, Port Monmouth's White population has declined by an estimated 17.5%. White residents' share of Port Monmouth's population has increased from 79.8% to 80.9%.

Port Monmouth is more White than neighboring North Middletown (75.3% White), Belford (77.1% White), and Keansburg (59.1% White). Port Monmouth is less White than neighboring Leonardo (87.6% White), and Navesink (95.2% White).

Port Monmouth's Black Population

9 residents of Port Monmouth, or 0.3% of the population, identify as Black. The share of Black residents in Port Monmouth is considerably lower than in New Jersey overall, where 12.2% of the population is Black. Port Monmouth ranks 404th statewide in terms of Black residents as a share of the population, out of 700 places.

Since the 2020 Census, Port Monmouth's Black population has declined by an estimated 90.1%. Black residents' share of Port Monmouth's population has decreased from 2.4% to 0.3%.

Port Monmouth is more Black than neighboring Leonardo (0% Black). Port Monmouth is less Black than neighboring North Middletown (1.9% Black), Belford (1.3% Black), Keansburg (9.6% Black), and Navesink (3.4% Black).

Port Monmouth's Asian Population

96 residents of Port Monmouth, or 3.2% of the population, identify as Asian. The share of Asian residents in Port Monmouth is lower than in New Jersey overall, where 10% of the population is Asian. Port Monmouth ranks 395th statewide in terms of Asian residents as a share of the population, out of 700 places.

Since the 2020 Census, Port Monmouth's Asian population has declined by an estimated 2.0%. Asian residents' share of Port Monmouth's population has increased from 2.6% to 3.2%.

Port Monmouth is more Asian than neighboring North Middletown (0.8% Asian), Belford (1.7% Asian), Leonardo (1.2% Asian), Keansburg (1.8% Asian), and Navesink (0% Asian).

Port Monmouth's Hispanic Population

288 residents of Port Monmouth, or 9.5% of the population, identify as Hispanic. The share of Hispanic residents in Port Monmouth is considerably lower than in New Jersey overall, where 22.5% of the population is Hispanic. Port Monmouth ranks 292nd statewide in terms of Hispanic residents as a share of the population, out of 700 places.

Since the 2020 Census, Port Monmouth's Hispanic population has declined by an estimated 30.6%. Hispanic residents' share of Port Monmouth's population has decreased from 11.1% to 9.5%.

Port Monmouth is more Hispanic than neighboring Leonardo (9.3% Hispanic), and Navesink (0.2% Hispanic). Port Monmouth is less Hispanic than neighboring North Middletown (16.5% Hispanic), Belford (11.2% Hispanic), and Keansburg (25.8% Hispanic).

Port Monmouth's Native American/Other Population

0 residents of Port Monmouth, 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 Port Monmouth is comparable to the share in New Jersey overall, where 0.9% of the population is Native American/Other. Port Monmouth ranks 337th statewide in terms of Native American/Other residents as a share of the population, out of 700 places.

Since the 2020 Census, Port Monmouth's Native American/Other population has declined by an estimated 100.0%. Native American/Other residents' share of Port Monmouth's population has decreased from 0.6% to 0.0%.

Port Monmouth is less Native American/Other than neighboring Keansburg (0.8% Native American/Other).

Port Monmouth's Multiracial Population

189 residents of Port Monmouth, or 6.2% of the population, identify as Multiracial. The share of Multiracial residents in Port Monmouth is slightly higher than in New Jersey overall, where 3.5% of the population is Multiracial. Port Monmouth ranks 267th statewide in terms of Multiracial residents as a share of the population, out of 700 places.

Since the 2020 Census, Port Monmouth's Multiracial population has grown by an estimated 43.2%. Multiracial residents' share of Port Monmouth's population has increased from 3.5% to 6.2%.

Port Monmouth is more Multiracial than neighboring North Middletown (5.4% Multiracial), Leonardo (1.8% Multiracial), Keansburg (2.8% Multiracial), and Navesink (1.1% Multiracial). Port Monmouth is less Multiracial than neighboring Belford (8.7% 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.