Port Washington, WI Demographics

A map of Port Washington's Population by Race

Port Washington, Wisconsin has an estimated population of 12,645, a slight increase from the 12,353 recorded in the 2020 Census. The population is 91.7% White, 2.9% Multiracial, 2.1% Hispanic, 1.5% Black, 1.0% Native American/Other, and 0.8% Asian. This demographic dot map shows the population of Port Washington, with one dot drawn for each person counted by the Census, color-coded by race.

Port Washington has become less racially diverse since the 2020 Census. It is considerably less diverse than Wisconsin overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Port Washington, that probability was 19.8% in 2020 and 15.8% in the most recent ACS estimates.

Port Washington is ranked the 75th most populous place in Wisconsin, out of 808 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 Washington was ranked the 76th most populous place in the 2020 Census.

Port Washington's White Population

11,591 residents of Port Washington, or 91.7% of the population, identify as White. The share of White residents in Port Washington is considerably higher than in Wisconsin overall, where 78.6% of the population is White. Port Washington ranks 487th statewide in terms of White residents as a share of the population, out of 808 places.

Since the 2020 Census, Port Washington's White population has grown by an estimated 4.9%. White residents' share of Port Washington's population has increased from 89.4% to 91.7%.

Port Washington is more White than neighboring Saukville (88.6% White), Grafton (89.5% White), Fredonia (86% White), Belgium (91.3% White), and Cedarburg (90.7% White).

Port Washington's Black Population

193 residents of Port Washington, or 1.5% of the population, identify as Black. The share of Black residents in Port Washington is slightly lower than in Wisconsin overall, where 5.9% of the population is Black. Port Washington ranks 79th statewide in terms of Black residents as a share of the population, out of 808 places.

Since the 2020 Census, Port Washington's Black population has declined by an estimated 22.8%. Black residents' share of Port Washington's population has decreased from 2.0% to 1.5%.

Port Washington is more Black than neighboring Fredonia (0.5% Black), Belgium (0.5% Black), and Cedarburg (0.3% Black). Port Washington is less Black than neighboring Saukville (2.9% Black), and Grafton (2.5% Black).

Port Washington's Asian Population

105 residents of Port Washington, or 0.8% of the population, identify as Asian. The share of Asian residents in Port Washington is slightly lower than in Wisconsin overall, where 2.9% of the population is Asian. Port Washington ranks 161st statewide in terms of Asian residents as a share of the population, out of 808 places.

Since the 2020 Census, Port Washington's Asian population has declined by an estimated 30.9%. Asian residents' share of Port Washington's population has remained roughly unchanged at 0.8%.

Port Washington is more Asian than neighboring Fredonia (0.3% Asian). Port Washington is less Asian than neighboring Saukville (1.7% Asian), Grafton (1.1% Asian), Belgium (0.9% Asian), and Cedarburg (1.6% Asian).

Port Washington's Hispanic Population

267 residents of Port Washington, or 2.1% of the population, identify as Hispanic. The share of Hispanic residents in Port Washington is lower than in Wisconsin overall, where 8% of the population is Hispanic. Port Washington ranks 325th statewide in terms of Hispanic residents as a share of the population, out of 808 places.

Since the 2020 Census, Port Washington's Hispanic population has declined by an estimated 41.1%. Hispanic residents' share of Port Washington's population has decreased from 3.7% to 2.1%.

Port Washington is less Hispanic than neighboring Saukville (4.5% Hispanic), Grafton (3.5% Hispanic), Fredonia (10.2% Hispanic), Belgium (5.6% Hispanic), and Cedarburg (4.3% Hispanic).

Port Washington's Native American/Other Population

128 residents of Port Washington, or 1.0% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Port Washington is comparable to the share in Wisconsin overall, where 0.9% of the population is Native American/Other. Port Washington ranks 466th statewide in terms of Native American/Other residents as a share of the population, out of 808 places.

Since the 2020 Census, Port Washington's Native American/Other population has grown by an estimated 103.2%. Native American/Other residents' share of Port Washington's population has increased from 0.5% to 1.0%.

Port Washington is more Native American/Other than neighboring Saukville (0% Native American/Other), Grafton (0% Native American/Other), Fredonia (0% Native American/Other), Belgium (0% Native American/Other), and Cedarburg (0.1% Native American/Other).

Port Washington's Multiracial Population

361 residents of Port Washington, or 2.9% of the population, identify as Multiracial. The share of Multiracial residents in Port Washington is comparable to the share in Wisconsin overall, where 3.7% of the population is Multiracial. Port Washington ranks 395th statewide in terms of Multiracial residents as a share of the population, out of 808 places.

Since the 2020 Census, Port Washington's Multiracial population has declined by an estimated 7.2%. Multiracial residents' share of Port Washington's population has remained roughly unchanged at 2.9%.

Port Washington is more Multiracial than neighboring Saukville (2.3% Multiracial), and Belgium (1.7% Multiracial). Port Washington is less Multiracial than neighboring Grafton (3.4% Multiracial), Fredonia (3% Multiracial), and Cedarburg (3% 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.