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Port Washington, Wisconsin Demographics & Population 2026

During the 2020–2024 ACS period, Port Washington, Wisconsin had a total population of 12,645, the 75th largest city in Wisconsin, with a median household income of $81,948, which is 6% higher than the state average. The poverty rate is 6.7%.

Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes

Key Takeaways

Port Washington Quick Facts

Population 12,645
Median Household Income $81,948
Median Home Value $296,300
Poverty Rate 6.7%
Unemployment Rate 1.7%
Median Age 40.5 years
Homeownership Rate 65.8%
Affordability Ratio 3.6x
Bachelor's Degree or Higher 40.1%
High School Graduation Rate 97.0%
Diversity Index 16/100
Population 12,645 75th of 808
Median Income $81,948 above average
Poverty Rate 6.7% 46% lower than national
Median Home Value $296,300 top 20%

How Port Washington Changed

Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.

Metric2019–20232020–2024Change
Population12,56912,645+0.6%
Median household income$81,582$81,948+0.4%
Median home value$276,000$296,300+7.4%

How Port Washington Compares

Economy & Housing

Household Income Distribution

Under $25K 9.6%
$25K-$50K 18.3%
$50K-$100K 33.2%
$100K+ 39.0%
Detailed income brackets
Under $10K
2.9%
$10K-$15K
2.7%
$15K-$20K
1.9%
$20K-$25K
2.1%
$25K-$30K
1.9%
$30K-$35K
2.4%
$35K-$40K
5.8%
$40K-$45K
4.7%
$45K-$50K
3.5%
$50K-$60K
8.0%
$60K-$75K
11.2%
$75K-$100K
14.0%
$100K-$125K
12.6%
$125K-$150K
7.2%
$150K-$200K
9.9%
$200K+
9.3%

Employment

1.7% Unemployment Rate State: 3.3%|National: 5.2%
65.3% Labor Force Participation

Housing Overview

Owner 65.8%
Renter 34.2%
Affordability Index Affordable
3.6x home value to income ratio
Median gross rent $1,008/mo 14.8% of median household income annually

People & Demographics

Diversity Index

16out of 100
Very Low Diversity

A less diverse community where one racial or ethnic group represents a large majority.

State average: 37 | National average: 61

Education

Port Washington Rankings in Wisconsin

#75 Population of 808
#254 Median Income of 788
#116 Education of 808
#149 Home Value of 799

Other Cities in Ozaukee County

CityPopulationMedian IncomePovertyHome Value
Mequon 25,270 $144,051 4.2% $501,600
Cedarburg 12,605 $84,896 4.7% $422,000
Grafton 12,445 $89,861 3.7% $328,800
Saukville 4,267 $79,730 8.5% $299,600
Thiensville 3,299 $95,685 5.6% $352,100
Belgium 2,488 $74,886 3.0% $244,600
Fredonia 2,448 $99,013 9.7% $286,000
Waubeka 573 $75,859 9.1% $279,400

Cities Similar to Port Washington

These cities in the same state have comparable population and economic profiles.

CityPopulationMedian IncomeHome ValueBachelor's+Poverty
Cedarburg12,605$84,896$422,00057.7%4.7%
Fort Atkinson12,463$79,302$211,80026.2%6.7%
Stoughton13,033$79,551$293,50039.3%7.1%
Grafton12,445$89,861$328,80047.2%3.7%
Brown Deer12,564$93,974$239,30040.6%6.9%

Population Overview

Port Washington is a small city located in Wisconsin, within Ozaukee County. The total population is 12,645. It ranks as the 75th most populous out of 808 Census-designated places in Wisconsin.

Age Demographics

The median age in Port Washington is 40.5 years. This is about the same as the state median of 40.2 years.

Economy, Income & Housing

The median household income in Port Washington is $81,948. This is 6% higher than the state median of $77,485. It is also 2% higher than the national median of $80,734. The poverty rate stands at 6.7%. This is 36% lower than the state poverty rate of 10.5%. The unemployment rate is 1.7%. This is 47% lower than the state rate of 3.3%. The median home value is $296,300. Housing costs are 11% higher than the state median of $266,500. The home-value-to-income ratio is 3.6x. 65.8% of occupied housing units are owner-occupied. This homeownership rate is 3% lower than the state average of 67.8%.

Race & Ethnicity

Port Washington has a predominantly White (non-Hispanic) population, comprising 91.7% of all residents. Hispanic or Latino residents account for 2.1%. The Black or African American population (1.5%) is well below the state average of 5.9%. The Hispanic or Latino population (2.1%) is well below the state average of 8.0%. The Asian population (0.8%) is well below the state average of 2.9%.

Education

40.1% of residents aged 25 and older hold a bachelor's degree or higher. This is 20% higher than the state rate of 33.4%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 97.0%.

Data Sources & Methodology

All demographic data for Port Washington, Wisconsin is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against Wisconsin state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 808 Census-designated places in Wisconsin. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.

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Frequently Asked Questions

What is the population of Port Washington, Wisconsin?

Port Washington, Wisconsin has a population of 12,645 according to the most recent U.S. Census ACS 5-Year Estimates.

What is the median household income in Port Washington, WI?

The median household income in Port Washington is $81,948, which is 2% higher than the national median of $80,734.

What is the poverty rate in Port Washington, WI?

The poverty rate in Port Washington is 6.7%. This means approximately 834 residents live below the federal poverty line.

What is the racial makeup of Port Washington, Wisconsin?

Port Washington's population is 91.7% White, 1.5% Black, 2.1% Hispanic/Latino, and 0.8% Asian.

What is the median home value in Port Washington, WI?

The median home value in Port Washington is $296,300. The home-value-to-income ratio is 3.6x.

How educated is Port Washington, Wisconsin?

40.1% of adults (25+) in Port Washington hold a bachelor's degree or higher, and 11.4% hold a graduate or professional degree.