Dennis Port, MA Demographics

A map of Dennis Port's Population by Race

Dennis Port, Massachusetts has an estimated population of 3,691, an increase from the 3,487 recorded in the 2020 Census. The population is 78.3% White, 8.9% Hispanic, 5.6% Multiracial, 3.5% Black, 2.6% Native American/Other, and 1.0% Asian. This demographic dot map shows the population of Dennis Port, with one dot drawn for each person counted by the Census, color-coded by race.

Dennis Port has become more racially diverse since the 2020 Census. It is considerably less diverse than Massachusetts overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Dennis Port, that probability was 36.2% in 2020 and 37.3% in the most recent ACS estimates.

Dennis Port is ranked the 141st most populous place in Massachusetts, out of 248 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). Dennis Port was ranked the 145th most populous place in the 2020 Census.

Dennis Port's White Population

2,891 residents of Dennis Port, or 78.3% of the population, identify as White. The share of White residents in Dennis Port is considerably higher than in Massachusetts overall, where 66.6% of the population is White. Dennis Port ranks 165th statewide in terms of White residents as a share of the population, out of 248 places.

Since the 2020 Census, Dennis Port's White population has grown by an estimated 4.8%. White residents' share of Dennis Port's population has decreased from 79.1% to 78.3%.

Dennis Port is more White than neighboring West Dennis (73.6% White), and South Yarmouth (76.5% White). Dennis Port is less White than neighboring Northwest Harwich (86.7% White), South Dennis (91.4% White), and Harwich Center (97.3% White).

Dennis Port's Black Population

129 residents of Dennis Port, or 3.5% of the population, identify as Black. The share of Black residents in Dennis Port is slightly lower than in Massachusetts overall, where 6.4% of the population is Black. Dennis Port ranks 19th statewide in terms of Black residents as a share of the population, out of 248 places.

Since the 2020 Census, Dennis Port's Black population has declined by an estimated 50.6%. Black residents' share of Dennis Port's population has decreased from 7.5% to 3.5%.

Dennis Port is more Black than neighboring West Dennis (2.2% Black), Northwest Harwich (0% Black), and Harwich Center (0.2% Black). Dennis Port is less Black than neighboring South Dennis (4.7% Black), and South Yarmouth (7.3% Black).

Dennis Port's Asian Population

38 residents of Dennis Port, or 1.0% of the population, identify as Asian. The share of Asian residents in Dennis Port is lower than in Massachusetts overall, where 7.3% of the population is Asian. Dennis Port ranks 163rd statewide in terms of Asian residents as a share of the population, out of 248 places.

Since the 2020 Census, Dennis Port's Asian population has declined by an estimated 9.5%. Asian residents' share of Dennis Port's population has remained roughly unchanged at 1.0%.

Dennis Port is more Asian than neighboring West Dennis (0% Asian), Northwest Harwich (0.6% Asian), South Dennis (0.5% Asian), and Harwich Center (0% Asian). Dennis Port is less Asian than neighboring South Yarmouth (4.2% Asian).

Dennis Port's Hispanic Population

329 residents of Dennis Port, or 8.9% of the population, identify as Hispanic. The share of Hispanic residents in Dennis Port is slightly lower than in Massachusetts overall, where 13.3% of the population is Hispanic. Dennis Port ranks 113th statewide in terms of Hispanic residents as a share of the population, out of 248 places.

Since the 2020 Census, Dennis Port's Hispanic population has grown by an estimated 109.6%. Hispanic residents' share of Dennis Port's population has increased from 4.5% to 8.9%.

Dennis Port is more Hispanic than neighboring Northwest Harwich (2.7% Hispanic), South Dennis (0.4% Hispanic), South Yarmouth (2.6% Hispanic), and Harwich Center (1.4% Hispanic). Dennis Port is less Hispanic than neighboring West Dennis (22.8% Hispanic).

Dennis Port's Native American/Other Population

97 residents of Dennis Port, or 2.6% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Dennis Port is comparable to the share in Massachusetts overall, where 1.3% of the population is Native American/Other. Dennis Port ranks 48th statewide in terms of Native American/Other residents as a share of the population, out of 248 places.

Since the 2020 Census, Dennis Port's Native American/Other population has grown by an estimated 67.2%. Native American/Other residents' share of Dennis Port's population has increased from 1.7% to 2.6%.

Dennis Port is more Native American/Other than neighboring West Dennis (0.6% Native American/Other), South Yarmouth (1.9% Native American/Other), and Harwich Center (0% Native American/Other). Dennis Port is less Native American/Other than neighboring South Dennis (3% Native American/Other).

Dennis Port's Multiracial Population

207 residents of Dennis Port, or 5.6% of the population, identify as Multiracial. The share of Multiracial residents in Dennis Port is comparable to the share in Massachusetts overall, where 5.1% of the population is Multiracial. Dennis Port ranks 31st statewide in terms of Multiracial residents as a share of the population, out of 248 places.

Since the 2020 Census, Dennis Port's Multiracial population has declined by an estimated 1.4%. Multiracial residents' share of Dennis Port's population has remained roughly unchanged at 5.6%.

Dennis Port is more Multiracial than neighboring West Dennis (0.7% Multiracial), South Dennis (0% Multiracial), and Harwich Center (1.2% Multiracial). Dennis Port is less Multiracial than neighboring Northwest Harwich (7.3% Multiracial), and South Yarmouth (7.6% 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.