Oconomowoc city, Wisconsin Demographics & Population 2026
As of 2026, Oconomowoc city, Wisconsin has a total population of 18,385, the 46th largest city in Wisconsin, with a median household income of $105,833, which is 40% higher than the state average. The poverty rate is 7.2%.
Key Takeaways
- Household income is 40% above the state average — one of the wealthiest communities in Wisconsin.
- 46.9% of adults hold a bachelor's degree or higher — top 10% in Wisconsin.
- Near full employment with an unemployment rate of just 2.5%.
Oconomowoc city Quick Facts
How Oconomowoc city Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
A less diverse community where one racial or ethnic group represents a large majority.
State average: 36 | National average: 60
Education
Educational Attainment (Adults 25+)
Oconomowoc city Rankings in Wisconsin
Explore Wisconsin Rankings
Other Cities in Waukesha County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Milwaukee city | 569,756 | $51,888 | 23.3% | $172,000 |
| Waukesha city | 70,779 | $81,651 | 10.3% | $286,600 |
| Brookfield city | 41,592 | $124,026 | 3.5% | $419,300 |
| Menomonee Falls village | 38,963 | $98,460 | 5.0% | $341,600 |
| Muskego city | 25,156 | $116,361 | 3.4% | $390,900 |
| South Milwaukee city | 20,547 | $70,146 | 12.5% | $216,400 |
| Pewaukee city | 16,002 | $112,093 | 2.9% | $434,700 |
| Sussex village | 11,795 | $112,031 | 5.6% | $384,900 |
| Hartland village | 9,716 | $87,297 | 7.5% | $358,000 |
| Waukesha village | 8,479 | $126,286 | 2.4% | $375,700 |
Cities Similar to Oconomowoc city
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Germantown village | 20,940 | $104,337 | $356,700 | 48.3% | 3.1% |
| Onalaska city | 18,909 | $84,898 | $279,100 | 41.4% | 5.9% |
| Pleasant Prairie village | 21,515 | $103,903 | $336,300 | 39.9% | 7.0% |
| Pewaukee city | 16,002 | $112,093 | $434,700 | 55.5% | 2.9% |
| Fox Crossing village | 18,960 | $74,423 | $228,000 | 34.2% | 7.9% |
Population Overview
Oconomowoc city is a small city located in Wisconsin, within Waukesha County. The total population is 18,385. It ranks as the 46th most populous out of 807 cities and towns in Wisconsin.
Age Demographics
The median age in Oconomowoc city is 43.1 years. This is 7% higher than the state median of 40.1 years.
Economy, Income & Housing
The median household income in Oconomowoc city is $105,833. This is 40% higher than the state median of $75,670. Compared to the national median of $78,538, household income here is 35% higher. The poverty rate stands at 7.2%. This is 31% lower than the state poverty rate of 10.6%. The unemployment rate is 2.5%. This is 24% lower than the state rate of 3.3%. The median home value is $367,700. Housing costs are 49% higher than the state median of $247,400. The home-value-to-income ratio is 3.5x. 68.0% of occupied housing units are owner-occupied.
Race & Ethnicity
Oconomowoc city has a predominantly White (non-Hispanic) population, comprising 95.5% of all residents. Hispanic or Latino residents account for 2.7%. The Black or African American population (0.2%) is well below the state average of 6.0%. The Hispanic or Latino population (2.7%) is well below the state average of 7.8%. The Asian population (0.4%) is well below the state average of 2.9%.
Education
46.9% of residents aged 25 and older hold a bachelor's degree or higher. This places Oconomowoc city in the top 10% of all cities in the state for educational attainment. This is 43% higher than the state rate of 32.8%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 97.2%.
Data Sources & Methodology
All demographic data for Oconomowoc city, Wisconsin is sourced from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates (2019-2023). The ACS collects data from approximately 3.5 million households annually, providing reliable estimates for communities of all sizes. Comparisons are made against Wisconsin state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 807 Census-designated places in Wisconsin. For official data, visit data.census.gov.
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Frequently Asked Questions
What is the population of Oconomowoc city, Wisconsin?
Oconomowoc city, Wisconsin has a population of 18,385 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Oconomowoc city, WI?
The median household income in Oconomowoc city is $105,833, which is 35% higher the national median of $78,538.
What is the poverty rate in Oconomowoc city, WI?
The poverty rate in Oconomowoc city is 7.2%. This means approximately 1,323 residents live below the federal poverty line.
What is the racial makeup of Oconomowoc city, Wisconsin?
Oconomowoc city's population is 95.5% White, 0.2% Black, 2.7% Hispanic/Latino, and 0.4% Asian.
What is the median home value in Oconomowoc city, WI?
The median home value in Oconomowoc city is $367,700. The home-value-to-income ratio is 3.5x.
How educated is Oconomowoc city, Wisconsin?
46.9% of adults (25+) in Oconomowoc city hold a bachelor's degree or higher, and 13.2% hold a graduate or professional degree.