46311 ZIP Code — Dyer, IN

Lake County, Indiana

ZIP code 46311 is located in Dyer, Indiana, within Lake County. It covers approximately 12.60 square miles and serves a population of 23,074 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 219.

About ZIP code 46311

The housing stock consists of predominantly single-family detached homes. Most homes were built in the 2000s, giving the area an established character. Median home value is $282,000. Owner-occupancy is high at 89%, well above the national average.

Median household income is $109,631. The poverty rate of 4% is below the national average. 36% 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 31 minutes is near the national average.

Educational attainment is near the national average, with 37% of residents holding a bachelor's degree or higher.

Overall, ZIP code 46311 reflects a community defined by high homeownership and a significant Social Security-dependent population.

23,074

population

12.60

sq mi land

Standard

ZIP type

Central (CT)

timezone

46311 ZIP code map

Cities in ZIP code 46311

Below are the cities the US Postal Service accepts for ZIP code 46311. Using any city not on this list may result in mail delivery delays.

City	Status
Dyer	Preferred

Nearby ZIP codes

46373 Saint John (1.7 mi) 46375 Schererville (3.5 mi) 60417 Crete (5.7 mi) 46319 Griffith (5.8 mi) 46321 Munster (6.2 mi) 60411 Chicago Heights (6.3 mi) 46322 Highland (6.3 mi) 46303 Cedar Lake (6.3 mi) 60475 Steger (6.8 mi) 60425 Glenwood (7.9 mi) 60438 Lansing (7.9 mi) 46324 Hammond (8.5 mi)

Demographics updated 05/2026

Population
Total population	23,074
Population density	1,831 / sq mi
State FIPS	18
County FIPS	089

Geography
Land area	12.60 sq mi
Water area	0.00 sq mi
Latitude	41.4612
Longitude	-87.5007
Timezone	Central (CT)
Area code	219

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	21.6%	43.6%	42.9%
$50k – $100k	31.9%	31.1%	32.7%
$100k – $200k	37.4%	21.2%	19.8%
Over $200k	9.2%	4.1%	4.5%

Demographics & statistics

23,074

Population

1,831

People per sq mi

41.6

Median age

$109,631

Median household income

$48,641

Per capita income

$282,000

Median home value

$1,171

Median monthly rent

89.3%

Home ownership

4.4%

Poverty rate

2.9%

Unemployment

7,941

Housing units

37.2%

Bachelor's or higher

Age distribution

Male Female

734

Under 5

787

544

5–9

583

639

10–14

685

630

15–19

676

572

20–24

613

1,295

25–34

1,389

1,642

35–44

1,762

1,370

45–54

1,470

743

55–59

797

672

60–64

722

1,394

65–74

1,495

719

75–84

771

178

85+

192

← Male

Female →

Age summary

Group	Count	%
Under 18	4,809	20.8%
18 and over	18,265	79.2%
65 and over	4,749	20.6%
Median age	41.6 years

Race & ethnicity

White 80.9%

Two or more races 6.7%

Hispanic or Latino 6%

Black or African American 3.6%

Asian 1.7%

Other race 0.9%

American Indian / Alaska Native 0.2%

Group	Count	%
White	19,856	80.9%
Two or more races	1,647	6.7%
Hispanic or Latino	1,481	6%
Black or African American	886	3.6%
Asian	416	1.7%
Other race	213	0.9%
American Indian / Alaska Native	56	0.2%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	21.6%	43.6%	42.9%
$50k – $100k	31.9%	31.1%	32.7%
$100k – $200k	37.4%	21.2%	19.8%
Over $200k	9.2%	4.1%	4.5%

Under $10k 1.1%

$10k–$15k 4.2%

$15k–$25k 3.6%

$25k–$35k 4.2%

$35k–$50k 5.2%

$50k–$75k 13.4%

$75k–$100k 14.7%

$100k–$150k 27.1%

$150k–$200k 16.0%

$200k+ 10.5%

Range	% of households
Under $10k	1.1%
$10k–$15k	4.2%
$15k–$25k	3.6%
$25k–$35k	4.2%
$35k–$50k	5.2%
$50k–$75k	13.4%
$75k–$100k	14.7%
$100k–$150k	27.1%
$150k–$200k	16.0%
$200k+	10.5%
Median income	$109,631

Housing

Home values

Under $50k 1.1%

$50k–$100k 2.3%

$100k–$150k 4.8%

$150k–$200k 12.8%

$200k–$300k 35.6%

$300k–$500k 36.6%

$500k–$1M 4.5%

$1M+ 2.3%

Housing overview

Metric	Value
Median home value	$282,000
Median rent / month	$1,171
Owner occupied	89.3%
Renter occupied	10.7%
Vacant	3.1%
Single-family detached	79.5%
Large apartment buildings	0.9%
Mobile homes	0.1%
Median rooms	6.4
Avg household size (owned)	2.70

Year built

Era	%
2020 or later	0.9%
2010–2019	9.2%
2000–2009	27.3%
1990–1999	18.4%
1980–1989	9.8%
1970–1979	16.4%
1960–1969	5.2%
1950–1959	5.8%
1940–1949	2.3%
1939 or earlier	4.7%

Bedrooms

Size	% of units
No bedroom (studio)	1.1%
1 bedroom	1.1%
2 bedrooms	18.6%
3 bedrooms	48.1%
4 bedrooms	25.4%
5+ bedrooms	5.7%

Vehicles per household

Vehicles	% of households
No vehicle	1.6%
1 vehicle	23.4%
2 vehicles	48.6%
3 or more	26.4%

Heating fuel

Fuel type	%
Utility gas	89.7%
Electricity	9.2%
Propane / LP gas	0.9%
Wood	0.2%

Households & families

Household type	Count	%
Married-couple family	5,127	59.7%
Cohabiting couple	530	6.2%
Male householder, no spouse	939	10.9%
Female householder, no spouse	1,986	23.1%
Households with children under 18	2,676	31.2%
Households with seniors (65+)	2,972	34.6%
Average household size	2.65

Marital status

Status	Male	Female
Never married	28.1%	25.1%
Married	60.1%	51.6%
Separated	0.7%	2.0%
Widowed	4.8%	9.4%
Divorced	6.3%	11.9%

Education

Less than 9th grade 1.1%

Some HS, no diploma 2.8%

HS graduate 27.1%

Some college, no degree 23.4%

Associate's degree 8.5%

Bachelor's degree 22.9%

Graduate / professional 14.3%

Metric	%
HS diploma or higher	96.1%
Bachelor's or higher	37.2%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	344	7.2%
Kindergarten	317	6.6%
Elementary school	1,850	38.6%
High school	1,154	24.1%
College / grad school	1,129	23.6%

Employment

Industry of employment

Education & healthcare 24.4%

Manufacturing 13.4%

Retail trade 11.6%

Professional & management 9.7%

Arts, food & hospitality 8.7%

Construction 7.9%

Finance & real estate 6.0%

Transportation & utilities 5.1%

Other services 5.0%

Wholesale trade 3.2%

Public administration 3.2%

Information 1.7%

Agriculture & mining 0.2%

Occupation

Category	%
Management, business & arts	43.1%
Service	10.9%
Sales & office	25.0%
Natural resources & construction	10.0%
Production & transportation	10.9%

Employment type

Type	%
Private sector	87.6%
Government	9.3%
Self-employed	2.9%
Unpaid family workers	0.1%

Commute

Method	%
Drive alone	84.3%
Carpool	4.6%
Public transit	1.5%
Walk	0.0%
Work from home	9.1%
Other means	0.4%
Avg commute (minutes)	31.1

Poverty

All people 4.4%

Under 18 years 6.8%

18 and over 3.8%

Married-couple families 0.8%

Female-led households 32.5%

Income support

Source	% of households
Social Security	35.9%
Retirement income	29.8%
Supplemental Security	1.7%
Cash public assistance	3.5%
Food stamps / SNAP	4.2%

Health indicators

Condition	%
Obesity	33.7%
High blood pressure	30.5%
High cholesterol	31.4%
Diabetes	10.0%
Heart disease	6.0%
Stroke	2.6%
Asthma	9.0%
Arthritis	26.2%
Kidney disease	2.5%
Pulmonary disease	6.3%
Cancer	7.0%

Behavior / access	%
Smoking	16.2%
Binge drinking	17.5%
No physical activity	22.5%
Less than 7 hrs sleep	31.7%
Depression	19.4%
Fair or poor health	12.5%
Poor mental health	13.4%
Poor physical health	9.3%
No health insurance	11.7%
Visited doctor (checkup)	75.2%
Visited dentist	68.8%
Cholesterol screening	91.4%
Teeth loss	10.8%

Veterans & disability

Veterans	Count	%
Civilian veterans	1,049	5.7%

Disability	%
Any disability	9.4%
Under 18	1.5%
18–64 years	8.9%
65 and over	19.6%

Health insurance coverage

Type	%
Private insurance	82.4%
Public insurance	27.4%
No insurance	4.7%
Uninsured under 19	4.2%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	21,553	93.4%
Spanish	444	2.1%
Other Indo-European	127	0.6%
Asian & Pacific Islander	201	0.9%
Other languages	71	0.3%

Place of birth & citizenship

Origin	Count	%
Native born (US)	21,688	94.0%
Born in same state	21,457	93.0%
Born in different state	10,499	45.5%
Foreign born	231	1.0%
Naturalized citizen	1,386	6.0%
Not a US citizen	1,241	89.5%

Ancestry

Ancestry	Count	%
Italian	3,792	16.4%
French	2,124	9.2%
English	2,039	8.8%
Arab	617	2.7%
Irish	348	1.5%

Ancestry	Count	%
Polish	346	1.5%
Norwegian	194	0.8%
German	94	0.4%
Dutch	93	0.4%

Technology access

Metric	% of households
Computer access	37.2%
Internet access	96.8%

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

Frequently asked questions about ZIP code 46311

What city is ZIP code 46311 in?

ZIP code 46311 is primarily assigned to Dyer, Indiana.

What county is ZIP code 46311 in?

ZIP code 46311 falls within Lake County, Indiana.

Is ZIP code 46311 mostly owner-occupied?

89% of occupied units in ZIP code 46311 are owner-occupied, well above the national average.

Does ZIP code 46311 have a large retiree population?

36% of households in ZIP code 46311 receive Social Security income, suggesting a significant retiree or disability population.

What is the median household income in ZIP code 46311?

The median household income in ZIP code 46311 is $109,631, above the national median of ~$75,000.

What is the population of ZIP code 46311?

ZIP code 46311 has an estimated population of 23,074 residents, with a density of 1,831 people per square mile.

What timezone is ZIP code 46311 in?

ZIP code 46311 observes the CST timezone.