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Lake County, Indiana

Named for Lake Michigan and organized in 1837

County Seat: Crown Point

Largest City: Hammond (2021 population: 76,984)

Population per Square Mile: 999.11

Square Miles: 499.00

Go to county's in.gov site

Population over TimeNumberRank in StatePercent of StateIndiana
Yesterday (2010)496,11227.7%6,484,050
Today (2021)498,55827.3%6,813,532
Tomorrow (2030 projection)*516,19527.2%7,143,795
Percent Change 2010 to Today0.5%39 5.1%

*Projection based on 2010 Census counts.
Sources: U.S. Census Bureau; Indiana Business Research Center

Components of Population Change, 2020-2021NumberRank in StatePercent of StateIndiana
Net Domestic Migration47213 5,230
Net International Migration1028 15,490
Natural Increase (births minus deaths)-71092-69.3%1,024

Source: U.S. Census Bureau

Population Estimates by Age, 2021NumberRank in StatePct Dist.
in County
Pct Dist.
in State
Preschool (0 to 4)28,90225.8%6.0%
School Age (5 to 17)87,290217.5%17.3%
College Age (18 to 24)42,62138.5%9.7%
Young Adult (25 to 44)125,537225.2%25.7%
Older Adult (45 to 64)128,168225.7%24.9%
Seniors (65 and older)86,040217.3%16.4%
Median Age39.6  Median Age = 38.1

Sources: U.S. Census Bureau; Indiana Business Research Center

Population Estimates by Race and Hispanic Origin, 2021NumberRank of Pct Dist.
in County
Pct Dist.
in State
American Indian or Alaska Native Alone2,86420.6%0.4%
Asian Alone8,59561.7%2.7%
Black Alone122,185224.5%10.2%
Native Hawaiian and Other Pac. Isl. Alone33840.1%0.1%
Two or More Race Groups10,57732.1%2.3%
Hispanic or Latino Origin (can be of any race)    

Source: U.S. Census Bureau

Household TypesNumberRank in StatePct Dist.
in County
Pct Dist.
in State
Households in 2021 (Includes detail not shown below)190,1912100.0%100.0%
Married With Children30,900316.2%18.2%
Married Without Children52,819227.8%29.8%
Single Parents22,291211.7%9.2%
Living Alone55,368229.1%29.1%

Source: U.S. Census Bureau, American Community Survey 5-year estimates.

HousingNumberRank in StatePct Dist.
in County
Pct Dist.
in State
Total Housing Units in 2021 (estimate)216,2282100.0%100.0%
Total Housing Units in 2021 (includes vacant units)214,1762100.0%100.0%
Owner Occupied
(Pct. distribution based on all housing units)
Median Value (2021)$167,80019  
Renter Occupied
(Pct. distribution based on all housing units)
Median Rent (2021)$77110  

Source: U.S. Census Bureau, American Community Survey 5-year estimates.

EducationNumberRank in StatePercent of StateIndiana
School Enrollment (2021/2022 Total Reported) 82,74627.4%1,120,155
Adults (25+ in 2021 ACS)336,23027.5%4,501,214
with High School diploma or higher89.8%42 89.8%
with B.A. or higher degree23.7%24 27.8%

Sources: Indiana Department of Education; U.S. Census Bureau, American Community Survey 5-year estimates.

Income and PovertyNumberRank in StatePercent of StateIndiana
Per Capita Personal Income (annual) in 2021$53,1812994.1%56,497
Median Household Income in 202161,4684498.0%$62,723
Poverty Rate in 202113.9%22114.9%12.1%
Poverty Rate among Children under 1820.0%20127.4%15.7%
Welfare (TANF) Monthly Average Families in 2022449211.4%3,933
Food Stamp Recipients in 202263,128210.3%611,203
Free and Reduced Fee Lunch Recipients in 2021/202240,14028.3%481,568

Sources: U.S. Bureau of Economic Analysis; U.S. Census Bureau; Indiana Family Social Services Administration; Indiana Department of Education

Health and Vital StatisticsNumberRank of Percent of StateIndiana
Births, 20195,68427.0%80,851
Births to Teens, 201735726.9%5,152
Deaths, 20195,25928.0%66,005

Source: Indiana State Department of Health

Labor Force, 2021NumberRank in StatePercent of StateIndiana
Total Resident Labor Force222,81826.6%3,355,642
Annual Unemployment Rate6.12156.4%3.9
January 2023 Unemployment Rate4.94144.1%3.4

Source: STATS Indiana, using data from the Indiana Department of Workforce Development

Employment and Earnings by Industry, 2021 EmploymentPct Dist.
in County
Earnings ($000)Pct Dist.
In County
Avg. Earnings Per Job
Total by place of work243,443100.0%$14,975,461100.0%$61,515
Wage and Salary194,42279.9%$11,027,90973.6%$56,722
Farm Proprietors3180.1%$16,8960.1%$53,132
Nonfarm Proprietors48,70320.0%$1,430,6609.6%$29,375
  Accommodation, Food Serv.20,8898.6%$608,8134.1%$29,145
  Arts, Ent., Recreation5,4642.2%$187,4791.3%$34,312
  Health Care, Social Serv.35,89014.7%$2,481,96516.6%$69,155
  Professional, Tech. Serv.11,1114.6%$643,5094.3%$57,916
  Retail Trade27,55411.3%$1,050,9467.0%$38,141
  Trans., Warehousing15,8096.5%$913,8526.1%$57,806
  Wholesale TradeData not available due to BEA non-disclosure requirements.
  Other Private (not above)55,477*22.8%*$2,429,703*16.2%*$43,797*

Source: U.S. Bureau of Economic Analysis
* These totals do not include county data that are not available due to BEA non-disclosure requirements.

Residential Building Permits, 2021UnitsPct Dist.
in County
Pct Dist.
in State
Cost ($000)State Cost ($000)
Total Permits Filed1,755100.0%100.0%$496,149$7,583,249
3- and 4-Family120.7%0.4%$1,843$30,324
5+ Family00.0%22.7%$0$742,937

Notes: Detail cost may not sum to total due to rounding. Greene County does not currently issue building permits, so it is excluded.
Source: U.S. Census Bureau

Largest Cities and Towns in Lake County

in 2021
Percent of County
Cedar Lake14,6932.9%
Crown Point34,6216.9%
East Chicago26,0995.2%
Lake Station13,1602.6%
New Chicago1,9800.4%
St. John21,4484.3%

Source: U.S. Census Bureau annual population estimates

city graph