Harlan is located in Warren County, Ohio. Harlan has a 2025 population of 5,346. Harlan is currently growing at a rate of 1.15% annually and its population has increased by 7.98% since the most recent census, which recorded a population of 4,951 in 2020.
The average household income in Harlan is $134,645 with a poverty rate of 5.47%. The median age in Harlan is 42.3 years: 44 years for males, and 40.1 years for females.
Data after 2023 is projected based on recent change
The racial composition of Harlan includes 96.22% White, and smaller percentages for Asian, Two or more races, Black or African American, Native American and multiracial populations.
White (96.2%)
Asian (2.5%)
Two or more races (0.6%)
Black or African American (0.5%)
Native American (0.1%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 4,858 | 96.22% |
| Asian | 128 | 2.54% |
| Two or more races | 32 | 0.63% |
| Black or African American | 25 | 0.5% |
| Native American | 6 | 0.12% |
Married
Widowed
Divorced
Separated
Never Married
Harlan's average per capita income is $66,616. Household income levels show a median of $109,484. The poverty rate stands at 5.47%.
Name | Median | Mean |
|---|---|---|
| Married Families | $128,967 | - |
| Families | $121,250 | $138,911 |
| Households | $109,484 | $134,645 |
| Non Families | $72,596 | $108,666 |
Average Income
Median Household Income
Poverty Rate