US ZIP Code
53103

Big Bend, WI

Waukesha County  ·  Wisconsin

● Active
👥 3,573 Population
💰 $130,938 Median HH Income
▲ 72% above avg ↑ 44% since 2019
🎂 50.8 Median Age
🏠 $381,200 Median Home Value
▲ 37% above avg ↑ 46% since 2019
🎓 53.4% College Grads
▲ 38% above avg
📊 1.9% Unemployment
▼ 60% below avg ↑ 47% since 2019
ZIP Code Details
ZIP Code53103
CityBig Bend
StateWisconsin (WI)
CountyWaukesha County
Area Code262
Elevation786 ft
Latitude42.880533
Longitude-88.217334
TimezoneChicago (DST)
FIPS55133
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 54.1% (1,933) Female 45.9% (1,640) ♀

Race & Ethnicity

White: 94.2%Hispanic: 4.2%Black: 0.3%Other: 0.8%Race
White94.2%
Hispanic4.2%
Black0.3%
Other0.8%

Age Breakdown

Under 5
2%
5–17
15%
18–24
5%
25–44
16%
45–64
36%
65+
16%

Key Indicators

Median Age50.8 yrs
Avg Household Size2.28
Below Poverty1.7% ▼ 84% below avg
College Grads53.4% ▲ 38% above avg
Unemployment1.9% ▼ 60% below avg
No HS Diploma10 (0.4%)
HS Graduate711 (26.2%)
Some College197 (7.3%)
Associates347 (12.8%)
Bachelors309 (11.4%)
Graduate Degree1,143 (42.1%)

Education

No HS: 0.4%HS Grad: 26.2%Some College: 7.3%Associates: 12.8%Bachelors: 11.4%Graduate: 42.1%Edu
No HS0.4%
HS Grad26.2%
Some College7.3%
Associates12.8%
Bachelors11.4%
Graduate42.1%
Housing & Income

Housing Tenure

Owner: 94.6%Renter: 5.4%Tenure
Owner94.6%
Renter5.4%

Home Value Distribution

Under $50k
0%
$50k–100k
0%
$100k–150k
1%
$150k–200k
2%
$200k–300k
24%
$300k–500k
43%
Over $500k
30%

Financials

Median HH Income$130,938 ▲ 72% above avg ↑ 44% since 2019
Median Home Value$381,200 ▲ 37% above avg ↑ 46% since 2019
Home/Income Ratio2.9x (nat avg ~3.5x)
Median Rent$1,069/mo ↓ 4% since 2019
Total Units1,624
Vacant Units55
Avg HH Size2.28

Income Distribution

Under $25k
3%
$25k–50k
7%
$50k–75k
12%
$75k–100k
18%
$100k–150k
37%
$150k–200k
14%
Over $200k
9%
Employment & Commute

How People Get to Work

Drove Alone
86%
Work From Home
14%

Commute Time

Under 15 min
11%
15–30 min
39%
30–45 min
40%
Over 45 min
9%
Housing Stock

Year Built

Before 1940
2%
1940s–1950s
7%
1960s–1970s
20%
1980s–1990s
7%
2000+
63%

Summary

Total Units1,624
Vacant55
Owner Occupied94.6%
Renter Occupied5.4%
Avg HH Size2.28
Frequently Asked Questions
ZIP code 53103 is in Big Bend, WI, in Waukesha County.
ZIP code 53103 is located in Wisconsin (WI).
ZIP code 53103 is in Waukesha County, WI.
ZIP 53103 observes the Chicago timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 53103 is 3,573 people (ACS 2023).
The median household income in ZIP code 53103 is $130,938 (ACS 2023).
The median home value in ZIP 53103 is $381,200 (ACS 2023).
About ZIP Code 53103

ZIP code 53103 is located in Big Bend, Wisconsin, within Waukesha County. With a population of 3,573, this is a sparsely populated ZIP code with a mature community — the median age is 50.8 years. Economically, 53103 is a upper-middle-income ZIP code: the median household income of $130,938 is significantly above the national average.

Real estate in ZIP code 53103 represents a mid-range housing market. The median home value of $381,200 is above the national average. Renters can expect to pay around $1,069 per month in median rent. Homeownership is strong here — 94.6% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 46% since 2019.

The population of 53103 is primarily White (94.23%). Residents are well-educated — 53.4% hold a bachelor's degree or higher, which is above the national average. Poverty affects a relatively small share of residents at 1.7%. Household income has grown by 44% since 2019.

The unemployment rate in 53103 stands at 1.9%, which is well below the national average. About 13% of workers are remote. As in most parts of the country, driving alone is the dominant commute mode at 85%.

Overall, ZIP code 53103 in Big Bend, WI is characterized as upper-middle-income, well-educated, a mature community, and predominantly owner-occupied. With 3,573 residents, a median household income of $130,938, and a median home value of $381,200, it offers a clear picture of life in this part of Wisconsin.