Round Lake, Illinois Population 2024

18,233

Round Lake is a city located in Lake County Illinois. Round Lake has a 2024 population of 18,233. Round Lake is currently declining at a rate of -0.7% annually and its population has decreased by -2.45% since the most recent census, which recorded a population of 18,691 in 2020.

The average household income in Round Lake is $112,489 with a poverty rate of 10.69%. The median rental costs in recent years comes to - per month, and the median house value is -. The median age in Round Lake is 34.6 years, 34.6 years for males, and 34.7 years for females.

Round Lake Demographics

According to the most recent ACS, the racial composition of Round Lake was:

  • White: 53.98%
  • Asian: 16.07%
  • Two or more races: 15.03%
  • Other race: 8.79%
  • Black or African American: 4.98%
  • Native American: 1.15%
  • Native Hawaiian or Pacific Islander:
Land Area (mi²)
5.6 sq mi
Density (mi²)
3,279.90/sq mi
Growth Since 2020
-2.45% (-458)
The current population of Round Lake, Illinois is 18,233 based on our projections of the latest US Census estimates.The last official US Census in 2020 recorded the population at 18,691.

Round Lake, Illinois Population 2024

Population by Race

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Race
Population
Percentage (of total)
White10,08153.98%
Asian3,00116.07%
Two or more races2,80815.03%
Other race1,6428.79%
Black or African American9314.98%
Native American2141.15%
Native Hawaiian or Pacific Islander
showing: 7 rows

White

Asian

Two or more races

Other race

Black or African American

Native American

Native Hawaiian or Pacific Islander

Round Lake Population by Race

Round Lake Population Pyramid 2024

Round Lake Median Age

34.6

Total

34.6

Male

34.7

Female

Round Lake Adults

There are 13,297 adults, (1,742 of whom are seniors) in Round Lake.

Round Lake Age Dependency

61.6

Age Dependency Ratio

15.1

Old Age Dependency Ratio

46.6

Child Dependency Ratio

Round Lake Sex Ratio

Female9,80352.49%
Male8,87447.51%

Round Lake Population by Age

Round Lake Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All6,1173.0574.525.5
Married3,6493.7190.79.3
Non Family1,6471.3950.149.9
Female6783.4549.150.9
Male1433.5163.636.4
showing: 5 rows

3.61

Average Family Size

3.05

Average Household Size

74.5%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Round Lake Households and Families

Male

Female

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Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Round Lake Educational Attainment by Sex (over 25)

Round Lake Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

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The highest rate of high school graduation is among native american people with a rate of 100%.

The highest rate of bachelors degrees is among native american people with a rate of 100%.

Round Lake Educational Attainment by Race

All

Male

Female

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$54,609

Average Earnings

$64,975

Average Male

$45,190

Average Female

Round Lake Earnings by Educational Attainment

Round Lake Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Round Lake Language

56.67% of Round Lake residents speak only English, while 43.33% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 23.2% of the population.

Round Lake Language

Round Lake Poverty by Race

rate

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Name
Total
In Poverty
Poverty Rate
White8,49089210.51%
Hispanic5,48563911.65%
Multiple2,80837013.18%
Other1,63034921.41%
Black93120722.23%
Asian3,001993.3%
showing: 6 rows

10.69%

Overall Poverty Rate

10.59%

Male Poverty Rate

10.78%

Female Poverty Rate

Poverty in Round Lake

The race most likely to be in poverty in Round Lake is Black, with 22.23% below the poverty level.

The race least likely to be in poverty in Round Lake is Asian, with 3.3% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.59%. Among those working part-time, it was 8.99%, and for those that did not work, the poverty rate was 19.38%.

Round Lake Poverty

rate

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Rate
Poverty
Less Than 9th Grade10.26%
Some College10.21%
High School8.86%
Bachelors or Greater7.05%
showing: 4 rows

Round Lake Poverty Rate by Education

rate

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Rate
Poverty
Male Unemployed15.16%
Female Unemployed12.06%
Female Employed5.12%
Male Employed2.61%
showing: 4 rows

Round Lake Poverty Rate by Employment Status and Sex

Round Lake Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

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mean

median

Income by Household Type

Round Lake Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

56.6%

Overall Marriage Rate

60.9%

Male Marriage Rate

52.6%

Female Marriage Rate

Round Lake Married by Age and Sex

male

female

Round Lake Marriage

The age group where males are most likely to be married is 45-54, while the female age group most likely to be married is 45-54.

Round Lake Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Round Lake Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

455

Number of Veterans

403

Male Veterans

52

Female Veterans

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Round Lake Veterans by War

count

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Round Lake Veterans by Age

count

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Round Lake Veterans by Race

Round Lake Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

2.86%

Veteran Poverty Rate

33.41%

Veteran Disability Rate

Round Lake Veterans by Education

LaborForceParticipation

74.5%

Labor Force Participation

70.3%

Employment Rate

5.2%

Unemployment Rate

Round Lake Employment by Age

LaborForceParticipation

Round Lake Employment by Race

LaborForceParticipation

Round Lake Employment by Education

Origin of Non-Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

60.63%

Born in Round Lake

72.36%

Native Born

27.64%

Foreign Born

10.52%

Non Citizen

17.13%

Naturalized

Place of Birth

72.36% of Round Lake residents were born in the United States, with 60.63% having been born in Illinois. 10.52% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Round Lake Place of Birth

Note: data after 2022 is projected based on recent change

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Year
Population
Growth
Growth Rate
202917,588-129-0.73%
202817,717-129-0.72%
202717,846-129-0.72%
202617,975-129-0.71%
202518,104-129-0.71%
202418,233-129-0.7%
202318,362-129-0.7%
202218,491-129-0.69%
202118,620-71-0.38%
202018,6915883.25%
201918,103-126-0.69%
201818,229-166-0.9%
201718,395-96-0.52%
201618,491-37-0.2%
201518,528-60-0.32%
201418,588660.36%
201318,522730.4%
201218,449520.28%
201118,397190.1%
201018,37812,536214.58%
20005,8422,29264.56%
19903,55090634.27%
19802,644
showing: 23 rows

Round Lake Population by Year