46368 ZIP Code — Portage, IN

Porter County, Indiana

ZIP code 46368 is located in Portage, Indiana, within Porter County. It covers approximately 25.33 square miles and serves a population of 39,947 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 219.

About ZIP code 46368

The housing stock consists of predominantly single-family detached homes. Most homes were built in the 1970s, giving the area an established character. Median home value is $192,500. Owner-occupancy sits near the national average at 73%.

Median household income is $71,188. 31% 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 29 minutes is near the national average.

College attainment at 17% is below the national average, consistent with a trades and production-oriented local economy.

Health indicators show elevated rates of smoking (20%) compared to national benchmarks.

Overall, ZIP code 46368 reflects a community defined by a trades-oriented workforce and a significant Social Security-dependent population.

39,947

population

25.33

sq mi land

Standard

ZIP type

Central (CT)

timezone

46368 ZIP code map

Cities in ZIP code 46368

Below are the cities the US Postal Service accepts for ZIP code 46368. Using any city not on this list may result in mail delivery delays.

City	Status
Portage	Acceptable
Portage	Preferred

Nearby ZIP codes

46403 Gary (4.2 mi) 46405 Lake Station (4.9 mi) 46342 Hobart (6 mi) 46304 Chesterton (7.2 mi) 46407 Gary (8 mi) 46409 Gary (8.2 mi) 46385 Valparaiso (8.5 mi) 46402 Gary (8.9 mi) 46410 Merrillville (10.6 mi) 46404 Gary (10.6 mi) 46408 Gary (10.9 mi) 46406 Gary (12 mi)

Demographics updated 05/2026

Population
Total population	39,947
Population density	1,577 / sq mi
State FIPS	18
County FIPS	127

Geography
Land area	25.33 sq mi
Water area	2.49 sq mi
Latitude	41.5913
Longitude	-87.1736
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	40.9%	34.9%	42.9%
$50k – $100k	36.0%	32.3%	32.7%
$100k – $200k	19.2%	26.2%	19.8%
Over $200k	4.0%	6.7%	4.5%

Demographics & statistics

39,947

Population

1,577

People per sq mi

38.8

Median age

$71,188

Median household income

$33,709

Per capita income

$192,500

Median home value

$1,076

Median monthly rent

73.4%

Home ownership

11.6%

Poverty rate

6.5%

Unemployment

12,493

Housing units

16.9%

Bachelor's or higher

Age distribution

Male Female

1,042

Under 5

1,109

1,327

5–9

1,411

1,236

10–14

1,315

1,124

15–19

1,196

1,235

20–24

1,314

2,866

25–34

3,049

2,353

35–44

2,503

2,359

45–54

2,509

1,382

55–59

1,471

1,403

60–64

1,492

1,987

65–74

2,113

855

75–84

910

187

85+

199

← Male

Female →

Age summary

Group	Count	%
Under 18	8,764	21.9%
18 and over	31,183	78.1%
65 and over	6,251	15.6%
Median age	38.8 years

Race & ethnicity

White 72%

Black or African American 8.4%

Two or more races 8.2%

Hispanic or Latino 8.1%

Other race 2.4%

Asian 0.8%

Group	Count	%
White	31,308	72%
Black or African American	3,641	8.4%
Two or more races	3,568	8.2%
Hispanic or Latino	3,523	8.1%
Other race	1,058	2.4%
Asian	361	0.8%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	40.9%	34.9%	42.9%
$50k – $100k	36.0%	32.3%	32.7%
$100k – $200k	19.2%	26.2%	19.8%
Over $200k	4.0%	6.7%	4.5%

Under $10k 4.5%

$10k–$15k 2.8%

$15k–$25k 8.0%

$25k–$35k 9.6%

$35k–$50k 11.4%

$50k–$75k 15.5%

$75k–$100k 16.6%

$100k–$150k 20.3%

$150k–$200k 5.7%

$200k+ 5.6%

Range	% of households
Under $10k	4.5%
$10k–$15k	2.8%
$15k–$25k	8.0%
$25k–$35k	9.6%
$35k–$50k	11.4%
$50k–$75k	15.5%
$75k–$100k	16.6%
$100k–$150k	20.3%
$150k–$200k	5.7%
$200k+	5.6%
Median income	$71,188

Housing

Home values

Under $50k 11.9%

$50k–$100k 2.7%

$100k–$150k 15.1%

$150k–$200k 23.8%

$200k–$300k 30.8%

$300k–$500k 11.7%

$500k–$1M 2.7%

$1M+ 1.4%

Housing overview

Metric	Value
Median home value	$192,500
Median rent / month	$1,076
Owner occupied	73.4%
Renter occupied	26.6%
Vacant	5.0%
Single-family detached	70.1%
Large apartment buildings	2.5%
Mobile homes	10.7%
Median rooms	5.8
Avg household size (owned)	2.60

Year built

Era	%
2020 or later	0.9%
2010–2019	4.9%
2000–2009	14.8%
1990–1999	14.5%
1980–1989	13.2%
1970–1979	17.8%
1960–1969	16.4%
1950–1959	11.1%
1940–1949	2.2%
1939 or earlier	4.2%

Bedrooms

Size	% of units
No bedroom (studio)	1.4%
1 bedroom	5.3%
2 bedrooms	22.4%
3 bedrooms	50.0%
4 bedrooms	17.3%
5+ bedrooms	3.7%

Vehicles per household

Vehicles	% of households
No vehicle	3.7%
1 vehicle	32.0%
2 vehicles	42.3%
3 or more	22.0%

Heating fuel

Fuel type	%
Utility gas	86.5%
Electricity	11.6%
Propane / LP gas	1.0%
Solar	0.5%
No fuel used	0.3%

Households & families

Household type	Count	%
Married-couple family	7,549	47.5%
Cohabiting couple	1,119	7.0%
Male householder, no spouse	2,896	18.2%
Female householder, no spouse	4,314	27.2%
Households with children under 18	5,288	33.3%
Households with seniors (65+)	4,593	28.9%
Average household size	2.50

Marital status

Status	Male	Female
Never married	35.9%	26.6%
Married	50.1%	47.2%
Separated	0.8%	2.1%
Widowed	3.0%	8.9%
Divorced	10.2%	15.2%

Education

Less than 9th grade 3.1%

Some HS, no diploma 6.4%

HS graduate 40.6%

Some college, no degree 25.3%

Associate's degree 7.7%

Bachelor's degree 11.6%

Graduate / professional 5.3%

Metric	%
HS diploma or higher	90.5%
Bachelor's or higher	16.9%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	233	2.7%
Kindergarten	592	6.8%
Elementary school	4,330	49.8%
High school	1,940	22.3%
College / grad school	1,607	18.5%

Employment

Industry of employment

Education & healthcare 20.6%

Manufacturing 20.3%

Professional & management 11.3%

Arts, food & hospitality 9.2%

Retail trade 9.1%

Construction 7.6%

Transportation & utilities 6.7%

Other services 5.8%

Public administration 3.8%

Finance & real estate 3.0%

Wholesale trade 1.2%

Information 0.9%

Agriculture & mining 0.6%

Occupation

Category	%
Management, business & arts	33.2%
Service	16.3%
Sales & office	17.6%
Natural resources & construction	12.5%
Production & transportation	20.4%

Employment type

Type	%
Private sector	83.8%
Government	12.2%
Self-employed	3.9%
Unpaid family workers	0.1%

Commute

Method	%
Drive alone	87.5%
Carpool	5.6%
Public transit	1.1%
Walk	0.8%
Work from home	3.4%
Other means	1.6%
Avg commute (minutes)	28.9

Poverty

All people 11.6%

Under 18 years 16.0%

18 and over 10.4%

Married-couple families 4.3%

Female-led households 24.6%

Income support

Source	% of households
Social Security	31.0%
Retirement income	23.1%
Supplemental Security	6.4%
Cash public assistance	1.4%
Food stamps / SNAP	10.6%

Health indicators

Condition	%
Obesity	38.4%
High blood pressure	34.4%
High cholesterol	30.7%
Diabetes	10.7%
Heart disease	6.4%
Stroke	3.0%
Asthma	10.3%
Arthritis	24.6%
Kidney disease	2.9%
Pulmonary disease	7.8%
Cancer	6.1%

Behavior / access	%
Smoking	20.4%
Binge drinking	15.8%
No physical activity	27.0%
Less than 7 hrs sleep	34.9%
Depression	21.7%
Fair or poor health	16.1%
Poor mental health	15.6%
Poor physical health	11.1%
No health insurance	15.6%
Visited doctor (checkup)	74.4%
Visited dentist	58.8%
Cholesterol screening	87.9%
Teeth loss	15.9%

Veterans & disability

Veterans	Count	%
Civilian veterans	2,136	6.8%

Disability	%
Any disability	12.0%
Under 18	3.6%
18–64 years	12.3%
65 and over	23.0%

Health insurance coverage

Type	%
Private insurance	71.5%
Public insurance	34.3%
No insurance	6.5%
Uninsured under 19	4.3%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	37,796	94.6%
Spanish	654	1.7%
Other Indo-European	586	1.6%
Asian & Pacific Islander	14	0.0%
Other languages	47	0.1%

Place of birth & citizenship

Origin	Count	%
Native born (US)	38,707	96.9%
Born in same state	38,308	95.9%
Born in different state	27,515	68.9%
Foreign born	399	1.0%
Naturalized citizen	1,240	3.1%
Not a US citizen	717	57.8%

Ancestry

Ancestry	Count	%
Italian	5,529	13.8%
French	2,799	7%
Arab	999	2.5%
English	794	2%
Irish	461	1.2%

Ancestry	Count	%
Norwegian	124	0.3%
Polish	85	0.2%
Dutch	52	0.1%
German	49	0.1%

Technology access

Metric	% of households
Computer access	39.7%
Internet access	93.7%

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

Frequently asked questions about ZIP code 46368

What city is ZIP code 46368 in?

ZIP code 46368 is primarily assigned to Portage, Indiana.

What county is ZIP code 46368 in?

ZIP code 46368 falls within Porter County, Indiana.

What is the typical home value in ZIP code 46368?

The median home value in ZIP code 46368 is $192,500.

What is the population of ZIP code 46368?

ZIP code 46368 has an estimated population of 39,947 residents, with a density of 1,577 people per square mile.

What is the median household income in ZIP code 46368?

The median household income in ZIP code 46368 is $71,188, below the national median of ~$75,000.

What timezone is ZIP code 46368 in?

ZIP code 46368 observes the CST timezone.