ZIP Code Tabulation Area · Wisconsin

ZIP Code 53045: Brookfield, WI

ZIP Code 53045 (Brookfield, Waukesha County, Wisconsin) has an estimated 23,329 residents in 9,680 households. The median household income is $123,750, the median home value is $457,700 and the median gross rent is $2,015/mo. Figures are U.S. Census Bureau American Community Survey 2020–2024 5-year estimates for the matching ZIP Code Tabulation Area.

American Community Survey 2020–2024 5-year estimates · Updated

Total population

23,329

Margin of error ±763

Median household income

$123,750

Margin of error ±$9,116

Median home value

$457,700

Margin of error ±$11,190

Median gross rent

$2,015/mo

Margin of error ±$146

Median age

46.0 yrs

Margin of error ±1.7 yrs

Mean travel time to work

19.8 min

Margin of error ±2.0 min

How ZIP 53045 compares with Wisconsin and the U.S.

State and national figures are the Census Bureau's own estimates for those areas from the same ACS release, not averages of ZIP codes.

Median age

ZIP 5304546.0 yrsWisconsin40.2 yrsUnited States38.9 yrs

Median household income

ZIP 53045$123,750Wisconsin$77,485United States$80,734

Per capita income

ZIP 53045$72,253Wisconsin$43,373United States$44,673

Poverty rate

ZIP 530454.7%Wisconsin10.6%United States12.5%

Unemployment rate

ZIP 530452.8%Wisconsin3.2%United States5.2%

Bachelor's degree or higher

ZIP 5304564.0%Wisconsin33.4%United States35.7%

Median home value

ZIP 53045$457,700Wisconsin$266,500United States$332,700

Median gross rent

ZIP 53045$2,015/moWisconsin$1,087/moUnited States$1,413/mo

Owner-occupied homes

ZIP 5304576.3%Wisconsin67.8%United States65.2%

Mean travel time to work

ZIP 5304519.8 minWisconsin22.2 minUnited States26.4 min

Worked from home

ZIP 5304521.2%Wisconsin13.1%United States15.1%

All figures for ZIP 53045

Each estimate has a 90% margin of error: the true value is likely within that range. * marks estimates with a large margin of error (a coefficient of variation above 30%, or ±10 percentage points or more for rates).

ZIP 53045 — ACS 2020–2024 5-year estimates
MeasureZIP 53045Margin of errorWisconsinUnited States
Total population23,329±7635,914,872334,922,499
Median age46.0 yrs±1.7 yrs40.2 yrs38.9 yrs
Households9,680±5262,479,480129,227,496
Median household income$123,750±$9,116$77,485$80,734
Per capita income$72,253±$5,649$43,373$44,673
Poverty rate4.7%±1.5 pts10.6%12.5%
Unemployment rate2.8%±1.1 pts3.2%5.2%
Bachelor's degree or higher64.0%±3.5 pts33.4%35.7%
Median home value$457,700±$11,190$266,500$332,700
Median gross rent$2,015/mo±$146$1,087/mo$1,413/mo
Owner-occupied homes76.3%±2.5 pts67.8%65.2%
Mean travel time to work19.8 min±2.0 min22.2 min26.4 min
Worked from home21.2%±2.6 pts13.1%15.1%

Race and Hispanic or Latino origin

Shares of the total population by the Census Bureau's race and Hispanic or Latino origin categories (table B03002), listed in the Census Bureau's order. People self-identify on the survey.

Population by race and Hispanic or Latino origin, ZIP 53045
GroupZIP 53045WisconsinUnited States
White alone, not Hispanic or Latino77.8%78.6%57.4%
Black or African American alone, not Hispanic or Latino2.3%5.9%11.9%
American Indian and Alaska Native alone, not Hispanic or Latino0.0%0.5%0.5%
Asian alone, not Hispanic or Latino12.3%2.9%5.9%
Native Hawaiian and Other Pacific Islander alone, not Hispanic or Latino0.0%0.0%0.2%
Some other race alone, not Hispanic or Latino0.3%0.3%0.6%
Two or more races, not Hispanic or Latino4.1%3.7%4.3%
Hispanic or Latino (of any race)3.2%8.0%19.3%

Where ZIP 53045 is

State
Wisconsin
Main county
Waukesha County
Largest overlapping place
Brookfield (84% of the ZIP's land area)
Land area
14.41 sq mi· about 1,619 people per sq mi

County and place names come from the Census Bureau's 2020 ZCTA relationship files. A ZIP code's mailing city, set by the U.S. Postal Service, can differ from these names.

Other ZIP codes in Waukesha County

53005 Brookfield, WI53007 Butler, WI53018 Delafield, WI53029 Waukesha County, WI53046 Lannon, WI53051 Menomonee Falls, WI53058 Nashotah, WI53066 Summit, WI53069 Okauchee Lake, WI53072 Pewaukee, WI53089 Sussex, WI53103 Big Bend, WI53118 Waukesha County, WI53119 Waukesha County, WI53122 Elm Grove, WI53127 Waukesha County, WI53146 New Berlin, WI53149 Waukesha County, WI53150 Muskego, WI53151 New Berlin, WI53153 North Prairie, WI53183 Wales, WI53186 Waukesha, WI53188 Waukesha, WI

See every ZIP code in Wisconsin, or compare ZIP 53045 with another ZIP code.

Census figures describe residents as a group and cannot tell you about any one home or street. For a specific address, check local government and housing records.

About ZIP codes and ZCTAs: the Census Bureau publishes statistics for ZIP Code Tabulation Areas, which approximate USPS ZIP code delivery areas. Learn how they differ.

Sources

  • U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, detailed tables B01003, B01002, B11001, B19013, B19301, B17001, B23025, B15003, B25077, B25064, B25003, B08013, B08303, B08301, B03002 — snapshot Oct 26, 2026.
  • U.S. Census Bureau, 2020 ZCTA5 relationship files (county and place).
  • Data: U.S. Census Bureau, American Community Survey 5-year estimates (detailed tables) and 2020 Census ZCTA relationship files. This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau. These agencies do not endorse OpenZIP.