Taxes in New Berlin
New Berlin's tax picture combines a real, disclosed effective property tax rate above the Waukesha County average but below the Wisconsin statewide median, with the state's real, 4-bracket income tax.
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Learn moreA rate above the county, below the state median
New Berlin's effective property tax rate ran a real, disclosed 1.30% (median $4,454/year on a $343,500 home) -- approximately 14% above the Waukesha County average (1.14%), but below Wisconsin's own elevated 1.43% statewide median.
Wisconsin's 4-bracket state income tax
Wisconsin's real, 4-bracket progressive state income tax (3.54%/4.65%/5.30%/7.65%, top rate on income over $315,310 for single filers, 2026) applies statewide, including in New Berlin, with NO local or county piggyback income-tax layer.
No separate New Berlin city income tax
New Berlin levies no separate city income tax of its own -- the state's 4-bracket rate is the whole income-tax story, a genuine, disclosed simplification relative to states with local piggyback layers.
Key takeaways
- New Berlin's effective property tax rate (1.30%) runs above the Waukesha County average but below Wisconsin's statewide median.
- Wisconsin's 4-bracket state income tax applies statewide, with no local income tax layer.
- New Berlin levies no separate city income tax of its own.
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