In 2023, Mazomanie, WI had a population of 1.71k people with a median age of 38.6 and a median household income of $86,750. Between 2022 and 2023 the population of Mazomanie, WI declined from 1,765 to 1,705, a −3.4% decrease and its median household income grew from $86,250 to $86,750, a 0.58% increase.
The 5 largest ethnic groups in Mazomanie, WI are White (Non-Hispanic) (89.5%), Two+ (Non-Hispanic) (3.11%), White (Hispanic) (2.29%), Other (Hispanic) (1.41%), and Two+ (Hispanic) (1.06%).
None of the households in Mazomanie, WI reported speaking a non-English language at home as their primary shared language. This does not consider the potential multi-lingual nature of households, but only the primary self-reported language spoken by all members of the household.
98.7% of the residents in Mazomanie, WI are U.S. citizens.
In 2023, the median property value in Mazomanie, WI was $277,800, and the homeownership rate was 80%.