Data / Population density / Milwaukee County

Population density in Milwaukee County

Population density in Milwaukee County was 1,477.9 inhabitants per km² in 2025, according to the U.S. Census Bureau. That is unchanged from 2024. That is the 1st highest of 72 counties in 2025.

2025, inhabitants per km²1,477.9
Change on 2024-0%
Rank1st of 72Counties in Wisconsin ranked
Series high1,500.92020
Series low1,473.52022

Population density in Milwaukee County, 2020 to 2025

CSVChart (SVG)

1,4701,4801,4901,5001,5102020202120222023202420252020: 1,500.9 inhabitants per km²2021: 1,478.6 inhabitants per km²2022: 1,473.5 inhabitants per km²2023: 1,473.7 inhabitants per km²2024: 1,478 inhabitants per km²2025: 1,477.9 inhabitants per km²
inhabitants per km². Source: Invokely calculation with data from U.S. Census Bureau. Retrieved 2026-10-09, published 2026-03-26.
All 6 values
Periodinhabitants per km²
20251,477.9
20241,478
20231,473.7
20221,473.5
20211,478.6
20201,500.9

Compared with Wisconsin and United States

Place2025
Milwaukee County1,477.9
Wisconsin42.6
United States37.3

Rankings

Definition

Resident population divided by land area in km². World Bank figures use mid-year population and land area excluding inland water.

United States: Census Bureau population estimates for 1 July divided by land area (water excluded) from the latest Census Gazetteer files. US tables often give people per square mile; multiply persons per km² by 2.59 to compare.

How to cite

U.S. Census Bureau. Population Estimates Program resident population on 1 July divided by land area from the latest Census Gazetteer files, persons per km². https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/. Retrieved 2026-10-09.

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Questions

What is the population density in Milwaukee County?

Population density in Milwaukee County was 1,477.9 inhabitants per km² in 2025, according to the U.S. Census Bureau. That is unchanged from 2024. That is the 1st highest of 72 counties in 2025.

Where does this figure come from?

U.S. Census Bureau. Population Estimates Program resident population on 1 July divided by land area from the latest Census Gazetteer files, persons per km². Retrieved by Invokely on 2026-10-09.

What was the highest population density in Milwaukee County?

1,500.9 inhabitants per km² in 2020, the highest value since 2020 in this series.

More statistics for Milwaukee County

All statistics for Milwaukee County