Port Washington is a city located in Ozaukee County Wisconsin. It is also the county seat of Ozaukee County. With a 2020 population of 12,081, it is the 77th largest city in Wisconsin and the 2711th largest city in the United States . Port Washington is currently growing at a rate of 0.71% annually and its population has increased by 7.39% since the most recent census, which recorded a population of 11,250 in 2010. Port Washington reached it's highest population of 12,081 in 2021. Spanning over 6 miles, Port Washington has a population density of 2,074 people per square mile.
The average household income in Port Washington is $78,939 with a poverty rate of 6.05%. The median rental costs in recent years comes to $890 per month, and the median house value is $197,900. The median age in Port Washington is 40.5 years, 40.8 years for males, and 40.5 years for females.