ZIP Code 46303 in Cedar Lake, IN

Data Last Updated: October 1, 2025
City:Cedar Lake, Indiana
County:Lake County
Timezone:Central (GMT -06:00)
Local Time:11:35:51 PM
Population:17,028 [See All]
Area Code:219
Classification:Standard [Normal Street Delivery]
Coordinates:41.3736, -87.4644
Land Area:28.722 sq mi
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https://www.zip-codes.com/zip-code/46303/zip-code-46303.asp

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Population & Demographics


ZIP Code 46303 has 17,028 residents and 6,480 households (average 2.63 persons per household). The median age is 39.0 years, about the same as the state (38.2) and about the same as the nation (38.8). The gender split is 50.2% male and 49.8% female, which is slightly higher than the national male share (49.1%). Largest groups are White (88.1%, much higher than the state average of 77.2% and well above the national average of 61.6%) and Hispanic or Latino (8.8%); Hispanic or Latino residents make up 8.8%, which is much lower than the national average (18.7%).

Explore More:Population Over TimeBy Age & GenderBy RaceBy GenderNativity & Citizenship

Source: U.S. Census 2020 Demographics & Housing Characteristics (DHC) and U.S. Census 2011-2023 American Community Survey (ACS) 5-Year Estimates.
2020 Population:17,028Source: Census DHC
2023 ACS Population Estimate:16,910Source: Census ACS
2025 ZC Population Estimate:21,208Source: ZIP-Codes.com
Population Density:592.9 people per sq mile
Average Income:$78,659Source: Census ACS
Households:6,480Source: Census DHC
Average House Value:$271,700Source: Census ACS
Persons Per Household:2.63Source: Census DHC
Average Family Size:2.81Source: Census ACS

Population Over Time (with 2010 & 2020 Census Benchmarks)


Group20102011210220132014201520162017201820192020202120222023
Census ACS Population Estimate--13,59513,63113,78413,99714,07814,37514,10314,64414,76514,79916,07316,85916,910
Decennial Census14,170------------------17,028------
Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. DP05. DEMOGRAPHIC AND HOUSING ESTIMATES

Population by Age & Gender (Total, Male, Female)


Median Age: 39

Male Median Age: 38.5

Female Median Age: 39.6

Group< 55-910-1415-1920-2425-2930-3435-3940-4445-4950-5455-5960-6465-6970-7475-7980-8485+
Male53760459659247947257062355155452062159147036523211267
Female493536618532431471581623543542516605596522347250153113
Total1,0301,1401,2141,1249109431,1511,2461,0941,0961,0361,2261,187992712482265180
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)

Population by Race


White:15,00387.70%
Black:920.54%
Hispanic:*1,4998.76%
Asian:910.53%
American Indian:610.36%
Hawaiian:30.02%
Other:3582.09%
Total:17,107100%
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)
* NOTE: Hispanic or Latino is an ethnicity, not a race. This means individuals who identify as Hispanic will also be included in one of the race categories (such as White or Black). As a result, the totals shown here may exceed 100% when Hispanic is displayed alongside racial groups.

Gender Breakdown


GenderCount%Median Age
Males:8,55650.25%38.5 years
Females:8,47249.75%39.6 years
Total:17,028100%39.0 years
Source: U.S. Census Bureau (2020) Demographics & Housing Characteristics (DHC)

Nativity & Citizenship


Native, born in the United States:16,39096.92%
Native, born in PR, Island Areas, or abroad:1170.69%
Foreign born, naturalized U.S. citizen:3832.26%
Foreign born, not a U.S. citizen:202.38%
Total Population:16,910100%
Total Native Population:16,50797.62%
Total Foreign-born Population:4032.38%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP02. SELECTED SOCIAL CHARACTERISTICS
Note: Nativity and Citizenship derived from American Community Survey (ACS) 5-year estimates. Total Population listed here will not match official ZIP Code population totals, which are based on the Decennial Census.

Income & Employment


In 2023, the Median household income is $78,659, which is considerably higher than the state median ($70,051), is up $18,909 (31.6%) since 2011 and above its 2019 pre-pandemic level by $9,840. Family households earn a median of $95,295 versus $53,298 for nonfamily households (a difference of $41,997). By gender, male median income is $74,107 and female is $51,034, which is higher than the state female median ($47,719), with a current gap of $23,073 that has widened from 2011 to 2023. The labor-force participation rate is 64.6%, which is edges past the national rate (63.5%). The unemployment rate is 4.8%, which is edges higher than the state rate (4.3%). The largest occupation group is Management (29.2%).

Explore More:Income Over TimeHousehold IncomeEmployment StatusBy Occupation

Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. Using data from Tables DP02, DP03, DP04 and DP05.

Median Income Over Time (Household, Family, Nonfamily, Male, Female)


Income Type2011201220132014201520162017201820192020202120222023
Median Household Income$59,750$58,526$57,960$62,981$60,872$64,835$69,630$68,259$68,819$69,732$79,594$88,571$78,659
Median Family Income$66,033$64,879$63,413$66,787$66,746$69,593$72,948$73,904$76,431$75,179$87,063$97,333$95,295
Median NonFamily Income$32,431$33,192$34,357$36,434$34,691$36,882$51,148$46,250$45,063$47,060$49,615$47,539$53,298
Median Male Income$49,664$50,045$53,255$53,210$54,940$55,600$60,314$60,343$56,597$58,438$66,784$76,762$74,107
Median Female Income$40,143$40,446$40,059$39,777$39,025$40,455$41,318$42,317$43,594$44,147$47,430$50,435$51,034
Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. DP03. SELECTED ECONOMIC CHARACTERISTICS

Average Household Income


Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS

Employment Status


Employed:8,16861.46%
Unemployed:4113.09%
Not In Labor Force:4,71135.45%
Total:13,290100%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS

Employment by Occupation (Civilian Employed Population, 16 and Over)


Management, business, science, and arts:2,38329.17%
Service:1,50818.46%
Sales and Office:1,97324.16%
Natural resources, construction, and maintenance:1,02012.49%
Production, transportation, and material moving:1,28415.72%
Total Civilian Employed Population:8,168100%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS.

Housing & Affordability


In 2023, the median home value is $271,700, which is much higher than the state median ($201,600), is up $109,100 (67.10%) since 2011 and above its 2019 pre-pandemic level by $75,600. The median gross rent is $1,197, which is much higher than the state median ($1,020), is up $317 (36.02%) since 2011 and above its 2019 pre-pandemic level by $281. Of occupied housing, owners make up 82.42% (68.91% with a mortgage, 31.09% free-and-clear) and renters 17.58% - making this ZIP Code more home ownership than the state and under national rental averages. The vacancy rate is 11.10%, which is considerably higher than the state rate (9.20%).

Explore More:Compare Home ValueHome Value Over TimeRent & Over TimeHousing Occupancy

Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. Using data from Table DP03, SELECTED ECONOMIC CHARACTERISTICS.

Median Home Value (Comparison)


Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Median Home Value Over Time


Group2011210220132014201520162017201820192020202120222023
Median Home Value$162,600$157,900$160,900$164,400$167,600$170,400$179,000$186,300$196,100$197,500$216,800$247,000$271,700
Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. DP04. SELECTED HOUSING CHARACTERISTICS

Gross Rent Paid


Less than $500:00.00%
$500 to $999:14713.59%
$1,000 to $1,499:48144.45%
$1,500 to $1,999:25023.11%
$2,000 to $2,499:131.20%
$2,500 to $2,999:00.00%
$3,000 or more:141.29%
No Rent:17716.36%
Total:1,082100%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Median Gross Rent Over Time


Group2011210220132014201520162017201820192020202120222023
Median Rent$880$884$882$900$873$837$860$890$916$947$1,007$1,176$1,197
Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. DP04. SELECTED HOUSING CHARACTERISTICS

Housing Occupancy


Owner Occupied (with mortgage):3,49556.79%
Owner Occupied (free and clear, no mortgage):1,57725.63%
Renter Occupied:1,08217.58%
Total Occupied Housing Units:6,154100%

Occupied Housing Units:6,15488.90%
Vacant Housing Units (not graphed):76811.10%
Total Housing Units:6,922100%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Housing Type (Single-Family, Multi-Family, Other)


Single-Family Units:6,57094.91%
Multi-Family Units:3134.52%
Other Units:390.56%
Total Housing Units:6,922100%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP04. SELECTED HOUSING CHARACTERISTICS

Education, Health & Community


In 2023, 24.20% of adults (25+) have a bachelor's degree or higher, which is far lower than the national rate (35.00%). High school or higher is 94.90%, which is far higher than the national rate (89.40%). The uninsured rate is 4.80%, which is falls below the national rate (8.60%). The share of people in poverty is 4.20%, which is far lower than the national rate (8.70%), up 1.70 percentage points since 2011 and below its 2019 pre-pandemic level by 3.70 percentage points. This points to rising hardship - a weaker consumer base, greater strain on public services, and job-market headwinds. Among residents ages 3+, the largest enrollment group is elementary (47.58%). College enrollment is 17.99%, which is far lower than the national rate (26.70%), indicating the community may be more oriented toward vocational/trade or direct-to-workforce opportunities.

Explore More:Educational AttainmentHealth InsurancePoverty Over TimeSchool Enrollment

Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. Using data from Tables DP02 and DP03.

Educational Attainment of Adults (25 and Older)


Less than 9th grade:1261.09%
9th to 12th grade, no diploma:4684.03%
High school graduate (includes equivalency):4,23936.53%
Some college, no degree:2,87124.74%
Associate's degree:1,0879.37%
Bachelor's degree:1,77115.26%
Graduate or professional degree:1,0428.98%
Total:11,604100%
High school or higher:11,01094.88%
Bachelor's degree or higher:2,81324.24%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP02. SELECTED SOCIAL CHARACTERISTICS

Health Insurance Coverage by Type (Private, Public, Uninsured)


Private Insurance:12,86868.16%
Public Insurance:5,20027.54%
No Insurance:8114.30%
Total:18,879100%
Has Health Insurance:18,06895.70%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP03. SELECTED ECONOMIC CHARACTERISTICS

Percentage of People in Poverty Over Time (2011-2023)


Group2011210220132014201520162017201820192020202120222023
% of People in Poverty2.5%3.4%4.8%5.8%7.6%9.4%8.6%8.5%7.9%5.7%3.7%4.6%4.2%
Source: U.S. Census 2011-2023 American Community Survey 5-Year Estimates. DP03. SELECTED ECONOMIC CHARACTERISTICS

Note: Counts of Families & People in poverty are not published at the ZIP Code level due to small sample sizes. Percentages shown are survey estimates from the American Community Survey (ACS). They may differ from official poverty statistics. The U.S. Census Bureau defines poverty status by comparing a family's or individual's total income with federal poverty thresholds that vary by family size and composition.

School Enrollment by Education Level (Ages 3 and Older)


Nursery School, Preschool:1734.46%
Kindergarten:3288.45%
Elementary school (grades 1-8):1,84647.58%
High school (grades 9-12):83521.52%
College or graduate school:69817.99%
Total:3,880100%
Early Childhood:50112.91%
K-12 (Primary & Secondary School):3,00977.55%
Source: U.S. Census 2019-2023 American Community Survey 5-Year Estimates. Table DP02. SELECTED SOCIAL CHARACTERISTICS

Business & Employment Statistics


ZIP Code 46303 supports both business and residential activity. According to the Business Census (2023), there are 264 business establishments, employing about 2,307 people with an annual payroll of $93,955,000. USPS data shows 8,064 residential mailboxes and 158 business mailboxes, reflecting local delivery coverage.

# Residential Mailboxes:8,064Source: USPS
# Business Mailboxes:158Source: USPS
Total Delivery Receptacles:8,516Source: USPS
Single Family Delivery Units:6,922Source: USPS
Multi Family Delivery Units:37Source: USPS
# of Businesses:264Source: CBP
1st Quarter Payroll:$20,702,000Source: CBP
Annual Payroll:$93,955,000Source: CBP
# of Employees:2,307Source: CBP

Geography, Land Area, & Statistical Classifications


ZIP Code 46303 is located in Lake County, Indiana, within the Chicago-Naperville-Elgin, IL-IN Metropolitan Statistical Area (CBSA 16980) and Indiana's 1st Congressional District. This Metro area has a population of 9,359,555 people, about 0.18% of whom live in ZIP Code 46303, and is subdivided into the Lake County-Porter County-Jasper County, IN division. It covers 28.722 sq mi of land and a water area of 1.435 sq mi.

CBSA Name:Chicago-Naperville-Elgin, IL-INSource: Census
CBSA Number:16980Source: Census
CBSA Type:MetroSource: Census
CBSA Division:Lake County-Porter County-Jasper County, IN (CBSA Div 29414)Source: Census
CBSA Population:9,359,555Source: Census
MSA:Chicago-Gary-Kenosha, IL-IN-WI CMSASource: Census
Land Area:28.722 sq miSource: Census
Water Area:1.435 sq miSource: Census
Congressional District:01Source: USPS
Congressional Land Area:1157.02 sq miSource: Census
PMSA:Gary, IN PMSASource: Census
Intro Date:< 2004-10Source: ZIP-Codes.com
Place FIPS Code:1811062Source: Census
Place Name:Cedar Lake town; IndianaSource: Census

Adjacent & Nearby ZIP Codes


46304 | | 46302

Schools in ZIP Code 46303


ZIP Code 46303 is part of 2 school districts, including: Hanover Community School Corporation (Grades KG thru 12) and Crown Point Community School Corporation (Grades Pre-Kindergarten thru 12th). There are 5 public school(s) in this ZIP Code, and we have located 3 private school(s). It also has 6 colleges, universities or post secondary education institutions nearby which would be a short commute to.

Hanover Central High School 10120 W 133rd St
Cedar Lake, IN 46303
District: Hanover Community School Corporation
Jane Ball Elementary School 13313 Parrish St
Cedar Lake, IN 46303
District: Hanover Community School Corporation
Lincoln Elementary School 12245 W 109th Ave
Cedar Lake, IN 46303
District: Hanover Community School Corporation
Hanover Central Middle School 10631 W 141st St
Cedar Lake, IN 46303
District: Hanover Community School Corporation
Douglas Macarthur Elem School 12900 Fairbanks
Cedar Lake, IN 46303
District: Crown Point Community School Corporation
Crown Point Christian School 10550 Park Pl
Saint John, IN 46373
District: Private SchoolNearby
Illiani Christian High School 10920 Calumet Ave
Dyer, IN 46311
District: Private SchoolNearby
Illiana Christian High School 10920 Calumet Ave
Dyer, IN 46311
District: Private SchoolNearby

Colleges & Post Secondary Schools near ZIP Code 46303


Don Roberts School Of Hair Design 152 East US Route 30
Schererville, IN 46375
Type: Post Secondary
Denmark College 8101 Polo Club Dr
Merrillville, IN 46410
Type: Post Secondary
Devry University-Indiana 8488 Georgia Street
Merrillville, IN 46410
Type: Post Secondary
Paul Mitchell The School-Merrillville 7990 Broadway
Merrillville, IN 46410-5540
Type: Post Secondary
Tricoci University Of Beauty Culture-Highland 2549 Highway Ave
Highland, IN 46322
Type: Post Secondary
Lil Lou's Beauty And Barber College 4853 Broadway Street
Gary, IN 46409-2404
Type: Post Secondary

Sources & References


Our sources include trusted federal and licensed data from the United States Postal Service, U.S. Census Bureau, U.S. Geological Survey, Centers for Medicare & Medicaid Services, and the National Center for Education Statistics, along with proprietary datasets created by ZIP-Codes.com. Data last updated on October 1, 2025.

  1. U.S. Postal Service [Last Updated: 10/1/2025], https://www.usps.com
  2. ZIP-Codes.com Proprietary Data Enhancements [Updated: 10/1/2025], https://www.zip-codes.com
  3. U.S. Census [Updated: Varies], https://www.census.gov
    • U.S. Census Office of Management and Budget [Updated: As Released]
    • U.S. Census 2020 Demographic & Housing Characteristics (DHC) [Decennial] [Updated: 5/25/2023]
    • U.S. Census 2011-2023 American Community Survey 5-year estimates (ACS) [Annually] [Updated: Annually, As Released]
    • U.S. Census Business Patterns (CBD) [Annually] [Updated: Annually, As Released]
    • U.S. Census American National Standards Institute (ANSI) [Updated: As Released]
  4. U.S. Geological Survey [Updated: Varies], https://www.usgs.gov
  5. Centers for Medicare & Medicaid Services [Updated: Annually, As Released], https://www.cms.gov
  6. National Center for Education Statistics [Updated: 10/1/2025], https://nces.ed.gov