Lake County, Ohio Demographics 2026
Lake County, Ohio has a population of 232,216, the 11th most populous county in Ohio. The median household income is $80,925 and the median home value is $214,100. The poverty rate is 8.3%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Lake County Quick Facts
How Lake County Changed
Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.
| Metric | 2019–2023 | 2020–2024 | Change |
|---|---|---|---|
| Population | 232,101 | 232,216 | +0.0% |
| Median household income | $77,952 | $80,925 | +3.8% |
| Median home value | $199,900 | $214,100 | +7.1% |
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Detailed income brackets
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
A less diverse community where one racial or ethnic group represents a large majority.
State average: 41 | National average: 61
Education
Educational Attainment (Adults 25+)
Cities & Places in Lake County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Mentor | 47,171 | $88,949 | 5.2% | $247,700 |
| Willoughby | 24,046 | $71,309 | 9.5% | $216,900 |
| Painesville | 20,548 | $51,516 | 25.6% | $158,800 |
| Eastlake | 17,493 | $62,072 | 8.4% | $172,100 |
| Willowick | 14,162 | $77,228 | 5.7% | $166,000 |
| Wickliffe | 12,659 | $81,750 | 6.6% | $166,900 |
| Willoughby Hills | 9,975 | $67,214 | 5.6% | $328,600 |
| North Madison | 8,594 | $67,711 | 10.0% | $157,300 |
| Mentor-on-the-Lake | 7,111 | $67,188 | 8.5% | $188,500 |
| Kirtland | 6,911 | $110,455 | 4.7% | $391,300 |
| Madison | 3,417 | $94,928 | 4.1% | $207,100 |
| Fairport Harbor | 3,089 | $52,308 | 23.4% | $147,500 |
| Perry | 1,729 | $93,917 | 10.5% | $254,800 |
| North Perry | 1,004 | $98,611 | 3.3% | $279,800 |
| Kirtland Hills | 639 | $239,688 | 3.4% | $752,800 |
| Grand River | 625 | $78,947 | 8.3% | $162,500 |
| Waite Hill | 600 | $163,750 | 2.7% | $738,800 |
| Timberlake | 573 | $81,375 | 5.6% | $227,100 |
| Lakeline | 206 | $72,083 | 5.1% | $225,000 |
Explore Ohio Rankings
Population Overview
Lake County is located in Ohio with a total population of 232,216. It is the 11th most populous county out of 88 in Ohio. The county encompasses 19 Census-designated places.
Age Demographics
The median age in Lake County is 44.1 years. This is 11% higher than the state median of 39.7 years.
Economy, Income & Housing
The median household income in Lake County is $80,925. This is 13% higher than the state median of $71,389. It is also about the same as the national median of $80,734. The poverty rate stands at 8.3%. This is 37% lower than the state poverty rate of 13.3%. The unemployment rate is 3.9%. This is 18% lower than the state rate of 4.8%. The median home value is $214,100. Housing costs are about the same as the state median of $214,800. With a home-value-to-income ratio of just 2.6x, Lake County is one of the most affordable housing markets in the area. 75.8% of occupied housing units are owner-occupied. This homeownership rate is 13% higher than the state average of 67.2%.
Race & Ethnicity
The largest racial or ethnic group in Lake County is White (non-Hispanic), making up 84.2% of the population. Hispanic or Latino residents account for 5.3%. The Black or African American population (4.8%) is well below the state average of 12.0%.
Education
31.6% of residents aged 25 and older hold a bachelor's degree or higher. This is about the same as the state rate of 31.5%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 94.5%.
Data Sources & Methodology
All figures for Lake County come from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates, with comparisons drawn against Ohio and national averages from the same dataset. See our methodology page for how each metric is defined, or data.census.gov for official tables with margins of error.
Frequently Asked Questions
What is the population of Lake County, Ohio?
Lake County has a population of 232,216, making it the 11th most populous county in Ohio.
What is the median income in Lake County?
The median household income in Lake County is $80,925 with a poverty rate of 8.3%.
How many cities are in Lake County, Ohio?
Lake County contains 19 Census-designated places.