Lake County, Illinois's estimated 2024 population is 707,621 with a growth rate of -0.16% in the past year according to the most recent United States census data. Lake County, Illinois is the 3rd largest county in Illinois. The 2010 population was 704,179 and has seen a growth of 0.49% since that time.
Year | Population | Growth | Growth Rate |
|---|---|---|---|
| 2029 | 701,926 | -1,139 | -0.16% |
| 2028 | 703,065 | -1,139 | -0.16% |
| 2027 | 704,204 | -1,139 | -0.16% |
| 2026 | 705,343 | -1,139 | -0.16% |
| 2025 | 706,482 | -1,139 | -0.16% |
| 2024 | 707,621 | -1,139 | -0.16% |
| 2023 | 708,760 | -1,139 | -0.16% |
| 2022 | 709,899 | -2,671 | -0.37% |
| 2021 | 712,570 | -711 | -0.1% |
| 2020 | 713,281 | 16,147 | 2.32% |
| 2019 | 697,134 | -3,321 | -0.47% |
| 2018 | 700,455 | -2,370 | -0.34% |
| 2017 | 702,825 | -1,576 | -0.22% |
| 2016 | 704,401 | -286 | -0.04% |
| 2015 | 704,687 | 328 | 0.05% |
| 2014 | 704,359 | 100 | 0.01% |
| 2013 | 704,259 | 2,142 | 0.31% |
| 2012 | 702,117 | 465 | 0.07% |
| 2011 | 701,652 | -2,527 | -0.36% |
| 2010 | 704,179 | 0 | 0% |
| 1990 | 516,418 | 76,046 | 17.27% |
| 1980 | 440,372 | 57,734 | 15.09% |
| 1970 | 382,638 | 88,982 | 30.3% |
| 1960 | 293,656 | 114,559 | 63.96% |
| 1950 | 179,097 | 58,003 | 47.9% |
| 1940 | 121,094 | 16,707 | 16% |
| 1930 | 104,387 | 30,102 | 40.52% |
| 1920 | 74,285 | 19,227 | 34.92% |
| 1910 | 55,058 | 20,554 | 59.57% |
| 1900 | 34,504 | 10,269 | 42.37% |
| 1890 | 24,235 | 2,939 | 13.8% |
| 1880 | 21,296 | 282 | 1.34% |
| 1870 | 21,014 | 2,757 | 15.1% |
| 1860 | 18,257 | 4,031 | 28.34% |
| 1850 | 14,226 | 11,592 | 440.09% |
| 1840 | 2,634 | -699,292 | -99.62% |
White
Two or more races
Asian
Other race
Black or African American
Native American
Native Hawaiian or Pacific Islander
Household Type | Count | Average Size | Owner | Renter |
|---|---|---|---|---|
| All | 254,794 | 2.72 | 73.8 | 26.2 |
| Married | 147,034 | 3.3 | 85.6 | 14.4 |
| Non Family | 71,189 | 1.2 | 58.4 | 41.6 |
| Female | 25,532 | 3.43 | 52.6 | 47.4 |
| Male | 11,039 | 3.17 | 64.5 | 35.5 |
3.25
Average Family Size
2.72
Average Household Size
73.8%
Rate of Home Ownership
Married
Male
Female
NonFamily
owner
renter
Male
Female
Less Than 9th Grade
9th to 12th Grade
High School Graduate
Some College
Associates Degree
Bachelors Degree
Graduate Degree
High School Graduation Rate
Bachelors Rate
The highest rate of high school graduation is among white people with a rate of 97.19%.
The highest rate of bachelors degrees is among asian people with a rate of 73.9%.
All
Male
Female
$59,010
Average Earnings
$71,339
Average Male
$47,609
Average Female
Only English
Spanish
Other Indo-European Languages
Asian and Pacific Island Languages
Other Languages
70.08% of Lake County, Illinois residents speak only English, while 29.92% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 17.92% of the population.
rate
7.85%
Overall Poverty Rate
6.8%
Male Poverty Rate
8.89%
Female Poverty Rate
The race most likely to be in poverty in Lake County, Illinois is Black, with 21.08% below the poverty level.
The race least likely to be in poverty in Lake County, Illinois is Islander, with 3.18% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 1.62%. Among those working part-time, it was 9.24%, and for those that did not work, the poverty rate was 14.06%.
Married
Widowed
Divorced
Separated
NeverMarried
54.1%
Overall Marriage Rate
55.3%
Male Marriage Rate
52.9%
Female Marriage Rate
male
female
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.
Married
Widowed
Divorced
Separated
NeverMarried
Less Than 9th Grade
High School Graduate
Some College
Bachelors or Greater
5.46%
Veteran Poverty Rate
26.78%
Veteran Disability Rate
LaborForceParticipation
68.3%
Labor Force Participation
63.1%
Employment Rate
5%
Unemployment Rate
LaborForceParticipation
LaborForceParticipation
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.
Europe
Asia
Africa
Oceania
Latin America
North America
59.22%
Born in Lake County, Illinois
81.09%
Native Born
18.91%
Foreign Born
8.96%
Non Citizen
9.95%
Naturalized
81.09% of Lake County, Illinois residents were born in the United States, with 59.22% having been born in Illinois. 8.96% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.