53151 ZIP Code — New Berlin, WI

Waukesha County, Wisconsin

ZIP code 53151 is located in New Berlin, Wisconsin, within Waukesha County. It covers approximately 17.52 square miles and serves a population of 32,507 residents. This is a po box ZIP code in the Central (CT) timezone, served by area code 262/414.

About ZIP code 53151

The housing stock consists of a mix of housing types. Most homes were built in the 1990s, giving the area an established character. Median home value is $326,400. Owner-occupancy sits near the national average at 73%.

The gap between median ($96,250) and mean household income suggests income inequality — a small number of higher earners pull the average up. The poverty rate of 3% is below the national average. 37% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 22 minutes is near the national average.

Educational attainment is high — 47% of residents hold a bachelor's degree or higher, well above the national average of 33%.

32,507

population

17.52

sq mi land

PO Box

ZIP type

Central (CT)

timezone

53151 ZIP code map

Cities in ZIP code 53151

Below are the cities the US Postal Service accepts for ZIP code 53151. Using any city not on this list may result in mail delivery delays.

City	Status
New Berlin	Acceptable

Demographics updated 06/2026

Population
Total population	32,507
Population density	1,855 / sq mi
State FIPS	55
County FIPS	133

Geography
Land area	17.52 sq mi
Water area	0.15 sq mi
Latitude	42.9734
Longitude	-88.1030
Timezone	Central (CT)
Area code	262/414

Total population by age

Gender

Race & ethnicity

Economics updated 06/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	24.3%	26.7%	39.4%
$50k – $100k	33.5%	29.0%	33.0%
$100k – $200k	32.1%	32.1%	22.4%
Over $200k	10.2%	12.2%	5.2%

Demographics & statistics

32,507

Population

1,855

People per sq mi

45.7

Median age

$96,250

Median household income

$54,842

Per capita income

$326,400

Median home value

$1,385

Median monthly rent

73.0%

Home ownership

3.1%

Poverty rate

3.0%

Unemployment

10,574

Housing units

46.9%

Bachelor's or higher

Age distribution

Male Female

875

Under 5

872

948

5–9

945

724

10–14

721

787

15–19

784

965

20–24

963

1,720

25–34

1,715

2,037

35–44

2,030

1,971

45–54

1,965

1,417

55–59

1,413

1,272

60–64

1,269

2,032

65–74

2,025

1,014

75–84

1,010

517

85+

516

← Male

Female →

Age summary

Group	Count	%
Under 18	6,157	18.9%
18 and over	26,350	81.1%
65 and over	7,114	21.9%
Median age	45.7 years

Race & ethnicity

White 85.9%

Asian 6.1%

Two or more races 3.7%

Hispanic or Latino 2.3%

Black or African American 1%

Other race 1%

American Indian / Alaska Native 0.1%

Group	Count	%
White	28,581	85.9%
Asian	2,015	6.1%
Two or more races	1,222	3.7%
Hispanic or Latino	775	2.3%
Black or African American	322	1%
Other race	318	1%
American Indian / Alaska Native	49	0.1%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	24.3%	26.7%	39.4%
$50k – $100k	33.5%	29.0%	33.0%
$100k – $200k	32.1%	32.1%	22.4%
Over $200k	10.2%	12.2%	5.2%

Under $10k 1.5%

$10k–$15k 1.8%

$15k–$25k 3.1%

$25k–$35k 6.6%

$35k–$50k 7.0%

$50k–$75k 16.2%

$75k–$100k 15.6%

$100k–$150k 22.7%

$150k–$200k 11.2%

$200k+ 14.3%

Range	% of households
Under $10k	1.5%
$10k–$15k	1.8%
$15k–$25k	3.1%
$25k–$35k	6.6%
$35k–$50k	7.0%
$50k–$75k	16.2%
$75k–$100k	15.6%
$100k–$150k	22.7%
$150k–$200k	11.2%
$200k+	14.3%
Median income	$96,250

Housing

Home values

Under $50k 0.7%

$50k–$100k 2.6%

$100k–$150k 1.5%

$150k–$200k 5.3%

$200k–$300k 32.4%

$300k–$500k 46.3%

$500k–$1M 10.6%

$1M+ 0.6%

Housing overview

Metric	Value
Median home value	$326,400
Median rent / month	$1,385
Owner occupied	73.0%
Renter occupied	27.0%
Vacant	2.2%
Single-family detached	65.4%
Large apartment buildings	13.4%
Mobile homes	0.1%
Median rooms	6.2
Avg household size (owned)	2.47

Year built

Era	%
2020 or later	0.2%
2010–2019	5.1%
2000–2009	9.6%
1990–1999	21.9%
1980–1989	16.8%
1970–1979	14.8%
1960–1969	13.7%
1950–1959	12.6%
1940–1949	2.7%
1939 or earlier	2.5%

Bedrooms

Size	% of units
No bedroom (studio)	1.4%
1 bedroom	9.2%
2 bedrooms	24.8%
3 bedrooms	44.5%
4 bedrooms	17.2%
5+ bedrooms	2.9%

Vehicles per household

Vehicles	% of households
No vehicle	2.3%
1 vehicle	30.2%
2 vehicles	49.8%
3 or more	17.7%

Heating fuel

Fuel type	%
Utility gas	78.3%
Electricity	17.4%
Propane / LP gas	1.5%
Fuel oil	1.2%
Wood	0.4%
Solar	0.1%
No fuel used	0.6%

Households & families

Household type	Count	%
Married-couple family	8,409	59.8%
Cohabiting couple	604	4.3%
Male householder, no spouse	1,889	13.4%
Female householder, no spouse	3,165	22.5%
Households with children under 18	3,553	25.3%
Households with seniors (65+)	5,276	37.5%
Average household size	2.30

Marital status

Status	Male	Female
Never married	24.9%	19.1%
Married	64.8%	57.9%
Separated	0.4%	0.6%
Widowed	1.8%	10.1%
Divorced	7.9%	12.3%

Education

Less than 9th grade 0.9%

Some HS, no diploma 1.7%

HS graduate 22.3%

Some college, no degree 17.0%

Associate's degree 11.2%

Bachelor's degree 31.0%

Graduate / professional 15.9%

Metric	%
HS diploma or higher	97.5%
Bachelor's or higher	46.9%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	439	7.2%
Kindergarten	365	6.0%
Elementary school	2,510	41.2%
High school	1,414	23.2%
College / grad school	1,359	22.3%

Employment

Industry of employment

Education & healthcare 29.3%

Manufacturing 17.7%

Professional & management 10.1%

Retail trade 7.2%

Finance & real estate 6.6%

Construction 5.7%

Other services 5.4%

Arts, food & hospitality 5.2%

Wholesale trade 4.2%

Transportation & utilities 3.7%

Public administration 3.3%

Information 1.5%

Agriculture & mining 0.3%

Occupation

Category	%
Management, business & arts	53.9%
Service	11.7%
Sales & office	18.6%
Natural resources & construction	5.8%
Production & transportation	10.0%

Employment type

Type	%
Private sector	86.6%
Government	10.4%
Self-employed	2.9%
Unpaid family workers	0.1%

Commute

Method	%
Drive alone	82.4%
Carpool	4.7%
Public transit	0.2%
Walk	0.3%
Work from home	11.7%
Other means	0.6%
Avg commute (minutes)	22.1

Poverty

All people 3.1%

Under 18 years 1.9%

18 and over 3.4%

Married-couple families 0.9%

Female-led households 2.3%

Income support

Source	% of households
Social Security	36.9%
Retirement income	33.1%
Supplemental Security	2.0%
Cash public assistance	0.7%
Food stamps / SNAP	3.0%

Health indicators

Condition	%
Obesity	29.0%
High blood pressure	28.7%
High cholesterol	33.1%
Diabetes	7.9%
Heart disease	5.4%
Stroke	2.4%
Asthma	8.6%
Arthritis	23.6%
Kidney disease	2.5%
Pulmonary disease	4.8%
Cancer	7.6%

Behavior / access	%
Smoking	12.4%
Binge drinking	22.7%
No physical activity	16.2%
Less than 7 hrs sleep	27.4%
Depression	18.2%
Fair or poor health	8.9%
Poor mental health	11.3%
Poor physical health	7.9%
No health insurance	7.5%
Visited doctor (checkup)	77.9%
Visited dentist	78.4%
Cholesterol screening	90.3%
Teeth loss	8.0%

Veterans & disability

Veterans	Count	%
Civilian veterans	1,705	6.5%

Disability	%
Any disability	9.6%
Under 18	3.1%
18–64 years	5.5%
65 and over	26.3%

Health insurance coverage

Type	%
Private insurance	84.7%
Public insurance	26.5%
No insurance	3.2%
Uninsured under 19	3.8%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	30,760	94.6%
Spanish	602	2.0%
Other Indo-European	208	0.7%
Asian & Pacific Islander	125	0.4%
Other languages	269	0.9%

Place of birth & citizenship

Origin	Count	%
Native born (US)	30,201	92.9%
Born in same state	29,873	91.9%
Born in different state	25,000	76.9%
Foreign born	328	1.0%
Naturalized citizen	2,306	7.1%
Not a US citizen	1,598	69.3%

Ancestry

Ancestry	Count	%
Italian	3,965	12.2%
French	2,160	6.6%
Polish	1,278	3.9%
Arab	951	2.9%
English	517	1.6%

Ancestry	Count	%
Irish	301	0.9%
Dutch	260	0.8%
German	131	0.4%
Norwegian	30	0.1%

Technology access

Metric	% of households
Computer access	43.3%
Internet access	95.7%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions about ZIP code 53151

What city is ZIP code 53151 in?

ZIP code 53151 is primarily assigned to New Berlin, Wisconsin.

What county is ZIP code 53151 in?

ZIP code 53151 falls within Waukesha County, Wisconsin.

How educated is the population of ZIP code 53151?

47% of residents hold a bachelor's degree or higher — well above the national average of ~33%, reflecting a highly educated population.

Does ZIP code 53151 have a large retiree population?

37% of households in ZIP code 53151 receive Social Security income, suggesting a significant retiree or disability population.

What is the typical home value in ZIP code 53151?

The median home value in ZIP code 53151 is $326,400.

What is the population of ZIP code 53151?

ZIP code 53151 has an estimated population of 32,507 residents, with a density of 1,855 people per square mile.

What timezone is ZIP code 53151 in?

ZIP code 53151 observes the CST timezone.