• county
  • FIPS 55079
  • Largest town: Milwaukee

Milwaukee County, Wisconsin

Milwaukee County had 924,740 residents in the Census Vintage 2024 estimate, on 241.5 square miles of land. It is the most populous of Wisconsin's 72 county-equivalents.

Population
924,740
#1 of 72 in Wisconsin · #62 in US
Area
241.5 sq mi
#70 of 72 in Wisconsin · #2,926 in US
Density
3,830 / sq mi
#1 of 72 in Wisconsin · #29 in US
Median household income
$63,304
#58 of 72 in Wisconsin · #1,535 in US

Census Vintage 2024 estimates · SAIPE 2023 income · 2024 Gazetteer land area

Milwaukee County within Wisconsin. Pin: Madison.

Measure from here

Tools and pages that start from Milwaukee County

Milwaukee County population, land area and income

Milwaukee County had 924,740 residents in the Census Vintage 2024 estimate, on 241.5 square miles of land. It is the most populous of Wisconsin's 72 county-equivalents. That works out to 3,829.8 people per square mile, 39.8 times the US average of 96.3, and in the top tenth nationally.

The median county-equivalent in Wisconsin has 41,821 residents, so Milwaukee County is 22.1 times that size.

Its SAIPE 2023 median household income of $63,304 is above the national county median among 3,143 counties with an estimate.

National rank among 3,144

Population

924,740

3144th1st

62nd of 3,144 (US)

Land area

241 sq mi

3144th1st

2926th of 3,144 (US)

Density

3,829.8 / sq mi

3144th1st

29th of 3,144 (US)

Median household income

$63,304

3143rd1st

1535th of 3,143 (US)

Rank within Wisconsin (72)

Population

924,740

72nd1st

1st of 72 (WI)

Land area

241 sq mi

72nd1st

70th of 72 (WI)

Density

3,829.8 / sq mi

72nd1st

1st of 72 (WI)

Median household income

$63,304

72nd1st

58th of 72 (WI)

How Milwaukee County's population changed since 2020

Milwaukee County lost 13,869 residents between the July 2020 and July 2024 estimates, a drop of 1.5%. That ranks 72nd of 72 in Wisconsin for growth. The median Wisconsin county changed by +1.0%, and the state as a whole by +1.1%.

Since the April 2020 estimates base, Milwaukee County recorded 49,397 births and 39,976 deaths, a natural change of +9,421. Net international migration added +18,266 and net domestic migration, people moving to or from other US counties, came to -41,790. The largest single component was domestic migration, which removed 41,790 people.

938.6k2020924.5k2021922.0k2022921.9k2023924.7k2024
Census Vintage 2024 county estimates for July 1 of each year. The axis starts above zero so year-to-year changes are visible.

Components of change, April 2020 to July 2024

Births
49,397
Deaths
39,976
Net international migration
+18,266
Net domestic migration
-41,790
Change, July 2023 to July 2024
+2,880

Where Milwaukee County is

The Census internal point of Milwaukee County is at 42.912600, -87.862300. It sits in UTM zone 16N. The map shades Wisconsin's 72 county-equivalents by population change from 2020 to 2024, darker for faster growth, with Milwaukee County outlined. Dots are towns of 1,000+ people with residents in it.

Barron County: +0.2%Green County: +0.4%Dunn County: +1.5%Jefferson County: +0.0%Lincoln County: +0.1%Rusk County: -0.1%Fond du Lac County: +0.1%Marquette County: +1.0%Outagamie County: +2.3%Waupaca County: -1.2%Oneida County: +0.8%Eau Claire County: +2.8%Washington County: +1.4%Portage County: +2.3%Menominee County: +0.7%Clark County: +0.5%Monroe County: +0.2%Milwaukee County: -1.5%Buffalo County: +1.1%Lafayette County: +4.2%Ozaukee County: +2.5%Rock County: +1.0%Sheboygan County: +0.2%Green Lake County: +1.8%Waukesha County: +2.3%Calumet County: +2.1%Dodge County: -0.8%Wood County: -0.3%Winnebago County: +0.9%Sawyer County: +4.0%Dane County: +4.6%Sauk County: +1.1%Pepin County: +2.9%Adams County: +3.2%Price County: +0.4%Taylor County: +1.1%Grant County: +0.7%Trempealeau County: -0.0%Vernon County: +2.1%Waushara County: +2.2%Iowa County: +1.0%Crawford County: -0.5%Kenosha County: -0.3%Shawano County: +1.1%Juneau County: -0.7%Jackson County: -0.3%Vilas County: +3.7%Bayfield County: +3.7%Chippewa County: +1.5%Iron County: +1.5%Racine County: +0.3%Door County: +1.3%Ashland County: +1.1%Kewaunee County: +0.9%Polk County: +1.8%Florence County: +2.4%Douglas County: -0.2%Forest County: +3.7%Columbia County: -0.7%Walworth County: +0.7%La Crosse County: +0.1%Manitowoc County: +0.1%Oconto County: +2.5%Langlade County: +0.4%Marathon County: +0.7%Washburn County: +2.2%Brown County: +1.8%Richland County: -0.9%Marinette County: +1.1%St. Croix County: +4.3%Pierce County: +2.7%Burnett County: +3.7%
Change 2020 to 2024
  1. < +0.1%
  2. < +0.7%
  3. < +1.3%
  4. < +2.3%
  5. ≥ +2.3%
no data

Orange pin: Milwaukee County internal point. Dark pin: Madison.

Internal point

Decimal
42.912600, -87.862300
DMS
42°54'45.36"N 87°51'44.28"W
UTM
16N 429615.6E 4751469.9N
Geohash
dp9s0sh8h
Plus code
86JJW47Q+23

Towns in Milwaukee County

19 incorporated places of 1,000+ people have residents in Milwaukee County, 924,740 people together, or 100% of the county. Each figure counts only the part of the town inside Milwaukee County; towns marked "part" extend into another county. The largest is Milwaukee with 563,531.

  1. 01Milwaukee563,531
  2. 02West Allis59,784
  3. 03Wauwatosa48,794
  4. 04Oak Creek38,373
  5. 05Greenfield37,232
  6. 06Franklin36,591
  7. 07South Milwaukee20,233
  8. 08Cudahy17,704
  9. 09Whitefish Bay14,532
  10. 10Greendale14,455
  11. 11Glendale14,381
  12. 12Shorewood13,521
  13. 13Brown Deer12,527
  14. 14St. Francis8,951
  15. 15Hales Corners7,766
Census Vintage 2024 subcounty estimates, county parts of incorporated places (SUMLEV 157).

Counties bordering Milwaukee County

The Census 2024 county adjacency file lists 6 neighbors for Milwaukee County, including 2 across a state line. The most populous is Waukesha County, WI, with 417,029 residents. Distances run between Census internal points in a straight line.

Distance to Madison and the nearest big city

Madison is 77.7 miles W of Milwaukee County's internal point in a straight line. The nearest place of 100,000 or more is Milwaukee, WI (population 563,531), 11.7 miles away. The nearest place of 10,000 or more is South Milwaukee, WI (population 20,233), 0.0 miles away.

Milwaukee County FIPS code

The FIPS code of Milwaukee County is 55079: state code 55 for Wisconsin plus county code 079. Use it as text, with the leading zero, when joining Census, BLS, or CDC county tables. SAIPE lists its 2023 median household income as $63,304.

Questions people ask

What is the population of Milwaukee County, Wisconsin?

The Census Vintage 2024 estimate for July 1, 2024 is 924,740. That is down 13,869 people (1.5%) from the July 2020 estimate of 938,609.

What is the FIPS code of Milwaukee County?

55079. The first two digits (55) are Wisconsin; the last three (079) identify the county.

What is the largest town in Milwaukee County?

Milwaukee, with 563,531 residents inside Milwaukee County in 2024.

Which counties border Milwaukee County?

6 county-equivalents border it in the Census 2024 adjacency file: Waukesha County, WI; Ottawa County, MI; Racine County, WI; Muskegon County, MI; Washington County, WI; Ozaukee County, WI.

Sources and data as of

Data as of: Census Vintage 2024 population estimates, 2024 Gazetteer land area and internal points, SAIPE 2023 median household income.

  1. 01Census Vintage 2024 county population estimates
  2. 02Census 2024 Gazetteer, counties
  3. 03Census SAIPE 2023 state and county estimates
  4. 04Census Vintage 2024 subcounty population estimates
  5. 05Census 2024 county adjacency file
  6. 06Census 2024 cartographic boundary file, counties (1:5,000,000)

How every number is computed: methodology. Spotted a wrong figure? Report an error.