Munster ZIP Codes — Lake County, IN

There is one unique ZIP code in Munster, Indiana and it is 46321. Area code: 219.

ZIP codes

7.59

sq mi land

0.09

sq mi water

219

area code

Munster, IN ZIP code map

About Munster, IN

Munster, Indiana, is a vibrant suburban community located in Lake County. It is known for its friendly atmosphere and strong community spirit, making it an attractive place to live and work. The town features a variety of parks and recreational facilities, catering to families and outdoor enthusiasts alike.

Location & geography

Munster is nestled in the northwestern part of Indiana, close to the Illinois border. It is approximately 25 miles southeast of Chicago, with nearby cities such as Dyer (about 3 miles), Highland (around 3 miles), and Schererville (approximately 4 miles) offering additional amenities. The city covers a land area of 15.19 square miles, with a small water area of 0.19 square miles that contributes to its scenic nature.

Community & economy

The character of Munster is shaped by its diverse population and a strong sense of community. The economy is primarily driven by service industries, retail businesses, and healthcare, providing ample job opportunities for residents. Daily life in Munster is enhanced by its numerous local shops, restaurants, and community events, all fostering a close-knit environment.

Transportation

Access to Munster is facilitated by major highways, including Interstate 80/94, which connects residents to surrounding areas and the greater Chicago metropolitan region. The nearest major airports are the Chicago Midway International Airport and O'Hare International Airport, both of which are within a 40-mile radius. Public transportation options are also available, making it easier for residents to commute and travel.

History

Munster was first settled in the mid-1800s and has since evolved into a thriving suburban community. Historically, it has been influenced by agriculture and manufacturing, and the establishment of local industries has contributed to its growth. One notable event in its history is the incorporation of Munster as a town in 1907, marking its transition from an agrarian community to a suburban enclave.

Did you know?

A surprising fact about Munster is that it boasts one of the highest concentrations of parks per capita in Indiana, reflecting its commitment to outdoor recreation. Additionally, the town is home to a number of annual events, including the Munster Summer Festival, which celebrates local culture and community spirit.

ZIP codes for Munster, IN (1)

ZIP code	City	County	Map
46321	Munster	Lake	View map

Demographics & statistics

23,731

Population

45.6

Median age

$101,851

Median household income

$53,245

Per capita income

$282,200

Median home value

$1,230

Median monthly rent

86.5%

Home ownership

7.3%

Poverty rate

3.9%

Unemployment

8,515

Housing units

47.8%

Bachelor's or higher

Age distribution

Male Female

529

Under 5

561

625

5–9

663

531

10–14

564

782

15–19

830

763

20–24

809

1,042

25–34

1,105

1,388

35–44

1,472

1,810

45–54

1,919

1,012

55–59

1,073

748

60–64

793

1,204

65–74

1,277

722

75–84

766

361

85+

382

← Male

Female →

Age summary

Group	Count	%
Under 18	4,495	18.9%
18 and over	19,236	81.1%
65 and over	4,712	19.9%
Median age	45.6 years

Race & ethnicity

White 71.4%

Hispanic or Latino 7.4%

Two or more races 6.3%

Asian 6.1%

Black or African American 5.6%

Other race 2.4%

American Indian / Alaska Native 0.8%

Group	Count	%
White	18,290	71.4%
Hispanic or Latino	1,891	7.4%
Two or more races	1,624	6.3%
Asian	1,557	6.1%
Black or African American	1,437	5.6%
Other race	608	2.4%
American Indian / Alaska Native	215	0.8%

Household income

Under $10k 5.2%

$10k–$15k 1.0%

$15k–$25k 3.6%

$25k–$35k 5.7%

$35k–$50k 10.2%

$50k–$75k 11.1%

$75k–$100k 12.2%

$100k–$150k 22.0%

$150k–$200k 14.8%

$200k+ 14.3%

Range	% of households
Under $10k	5.2%
$10k–$15k	1.0%
$15k–$25k	3.6%
$25k–$35k	5.7%
$35k–$50k	10.2%
$50k–$75k	11.1%
$75k–$100k	12.2%
$100k–$150k	22.0%
$150k–$200k	14.8%
$200k+	14.3%
Median income	$101,851

Housing

Home values

Under $50k 2.2%

$50k–$100k 1.7%

$100k–$150k 6.7%

$150k–$200k 10.6%

$200k–$300k 34.2%

$300k–$500k 32.9%

$500k–$1M 10.4%

$1M+ 1.4%

Housing overview

Metric	Value
Median home value	$282,200
Median rent / month	$1,230
Owner occupied	86.5%
Renter occupied	13.5%
Vacant	4.8%
Single-family detached	76.9%
Large apartment buildings	3.3%
Mobile homes	0.0%
Median rooms	6.5
Avg household size (owned)	2.62

Year built

Era	%
2020 or later	0.0%
2010–2019	3.5%
2000–2009	9.6%
1990–1999	9.8%
1980–1989	7.2%
1970–1979	23.5%
1960–1969	19.3%
1950–1959	17.1%
1940–1949	7.3%
1939 or earlier	2.7%

Bedrooms

Size	% of units
No bedroom (studio)	0.6%
1 bedroom	3.5%
2 bedrooms	19.7%
3 bedrooms	45.5%
4 bedrooms	24.7%
5+ bedrooms	6.1%

Vehicles per household

Vehicles	% of households
No vehicle	4.6%
1 vehicle	29.7%
2 vehicles	44.9%
3 or more	20.8%

Heating fuel

Fuel type	%
Utility gas	88.1%
Electricity	11.0%
Propane / LP gas	0.5%
Fuel oil	0.4%

Households & families

Household type	Count	%
Married-couple family	5,396	58.0%
Cohabiting couple	272	2.9%
Male householder, no spouse	1,558	16.8%
Female householder, no spouse	2,070	22.3%
Households with children under 18	2,447	26.3%
Households with seniors (65+)	3,140	33.8%
Average household size	2.51

Marital status

Status	Male	Female
Never married	29.1%	29.2%
Married	57.6%	52.0%
Separated	1.4%	0.5%
Widowed	4.5%	10.3%
Divorced	7.4%	8.0%

Education

Less than 9th grade 1.4%

Some HS, no diploma 2.1%

HS graduate 24.7%

Some college, no degree 15.3%

Associate's degree 8.7%

Bachelor's degree 30.5%

Graduate / professional 17.3%

Metric	%
HS diploma or higher	96.5%
Bachelor's or higher	47.8%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	351	6.4%
Kindergarten	381	6.9%
Elementary school	1,774	32.3%
High school	1,355	24.7%
College / grad school	1,634	29.7%

Employment

Industry of employment

Education & healthcare 27.5%

Manufacturing 13.5%

Professional & management 9.2%

Transportation & utilities 9.0%

Finance & real estate 8.4%

Arts, food & hospitality 7.5%

Retail trade 6.5%

Construction 6.3%

Other services 3.6%

Wholesale trade 3.0%

Public administration 2.8%

Information 2.6%

Agriculture & mining 0.1%

Occupation

Category	%
Management, business & arts	51.0%
Service	11.7%
Sales & office	19.4%
Natural resources & construction	7.2%
Production & transportation	10.6%

Employment type

Type	%
Private sector	86.9%
Government	10.0%
Self-employed	3.1%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	78.5%
Carpool	5.8%
Public transit	3.2%
Walk	1.1%
Other means	1.0%
Avg commute (minutes)	29.0

Poverty

All people 7.3%

Under 18 years 9.7%

18 and over 6.8%

Married-couple families 2.7%

Female-led households 8.9%

Income support

Source	% of households
Social Security	33.8%
Retirement income	26.4%
Supplemental Security	4.1%
Cash public assistance	0.7%
Food stamps / SNAP	1.5%

Health indicators

Condition	%
High blood pressure	32.3%
High cholesterol	32.3%
Heart disease	6.6%
Stroke	2.8%
Asthma	8.7%
Arthritis	27.7%
Kidney disease	2.8%
Pulmonary disease	6.2%
Cancer	7.9%

Behavior / access	%
Binge drinking	15.8%
No physical activity	22.2%
Less than 7 hrs sleep	30.5%
Fair or poor health	12.4%
Poor mental health	12.2%
Poor physical health	9.2%
No health insurance	10.8%
Visited doctor (checkup)	77.0%
Visited dentist	70.6%
Cholesterol screening	92.6%
Teeth loss	10.2%

Veterans & disability

Veterans	Count	%
Civilian veterans	1,358	7.1%

Disability	%
Any disability	12.6%
Under 18	3.6%
18–64 years	10.0%
65 and over	29.9%

Health insurance coverage

Type	%
Private insurance	81.8%
Public insurance	26.3%
Uninsured under 19	4.3%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	22,641	95.4%
Spanish	849	3.7%
Other Indo-European	269	1.2%
Asian & Pacific Islander	304	1.3%
Other languages	263	1.2%

Place of birth & citizenship

Origin	Count	%
Native born (US)	21,423	90.3%
Born in same state	21,148	89.1%
Born in different state	11,896	50.1%
Foreign born	275	1.2%
Naturalized citizen	2,308	9.7%
Not a US citizen	1,678	72.7%

Ancestry

Ancestry	Count	%
Italian	2,869	12.1%
French	1,396	5.9%
English	889	3.7%
Arab	645	2.7%
Irish	339	1.4%

Ancestry	Count	%
Norwegian	237	1%
Polish	125	0.5%
German	46	0.2%
Dutch	33	0.1%

Technology access

Metric	% of households
Computer access	39.2%
Internet access	94.1%

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

Frequently asked questions

What ZIP codes does Munster, IN have?

Munster, IN has one ZIP code: 46321. Each ZIP code serves a distinct delivery area within the city and surrounding region.