Property owners in Dousman paid property taxes at a rate of 1.1% of their homes’ values during the fourth quarter of 2025, which is more than 1.2 times higher than the national average, BlockShopper.com reports.
During that period, the median sales price for a home in Dousman reached $480,500, based on 17 properties sold. For 2025, the city’s median tax bill was $5,146, representing 1.1% of the median assessed home value.
The average effective property tax rate nationwide stood at 0.888% in 2024.
Within Waukesha County, the cities of Oconomowoc Lake, Lac La Belle, and Chenequa recorded the three highest property tax rates.
This article calculates the 2025 effective property tax rates using inflation estimates and 2024 tax data obtained from the county. Actual rates may differ slightly in some situations.
U.S. home prices kept trending upward in 2025, with the national median closing in on $447,000 by June, an increase of 1.13% over the previous year, figures from Redfin indicate. The same data reveals ongoing tight supply, with a difference of 508,715 more sellers than buyers—a 36% gap. For Redfin, a balanced market is defined as buyer and seller numbers falling within 10% of one another.
Below is a comparison table highlighting the median effective property tax rates for Oconomowoc Lake and other Waukesha County cities, calculated using sales and tax data from the fourth quarter of 2025.
| City | Q4 2025 Sales | Q4 2025 Median Price | Median tax 2025 | Effective tax rate |
|---|---|---|---|---|
| Oconomowoc Lake | 9 | $449,000 | $15,170 | 3.4% |
| Lac La Belle | 10 | $476,300 | $16,349 | 3.4% |
| Chenequa | 8 | $587,500 | $19,435 | 3.3% |
| Elm Grove | 50 | $580,800 | $7,840 | 1.3% |
| Lannon | 17 | $345,000 | $4,478 | 1.3% |
| Waukesha | 206 | $371,950 | $4,503 | 1.2% |
| Sussex | 74 | $427,200 | $5,220 | 1.2% |
| Summit | 44 | $557,500 | $6,469 | 1.2% |
| New Berlin | 376 | $399,950 | $4,361 | 1.1% |
| Merton | 25 | $515,000 | $5,606 | 1.1% |
| Delafield | 65 | $566,100 | $6,230 | 1.1% |
| Mukwonago | 49 | $375,000 | $4,123 | 1.1% |
| Oconomowoc | 184 | $441,500 | $4,724 | 1.1% |
| Dousman | 17 | $480,500 | $5,146 | 1.1% |
| Menomonee Falls | 293 | $398,250 | $4,072 | 1% |
| Brookfield | 82 | $449,000 | $4,695 | 1% |
| Butler | 12 | $299,900 | $3,017 | 1% |
| Hartland | 56 | $409,625 | $4,158 | 1% |
| Okauchee Lake | 50 | $491,000 | $5,083 | 1% |
| Wales | 41 | $450,000 | $4,519 | 1% |
| Muskego | 181 | $433,000 | $4,149 | 1% |
| Pewaukee | 212 | $397,500 | $3,844 | 1% |
| Eagle | 19 | $358,400 | $3,340 | 0.9% |
| North Prairie | 14 | $484,950 | $3,807 | 0.8% |
| Vernon | 58 | $450,500 | $3,510 | 0.8% |
| Nashotah | 15 | $748,500 | $4,659 | 0.6% |
| Big Bend | 3 | $663,400 | $3,304 | 0.5% |
