Harlem is located in Delaware County, Ohio. Harlem has a 2025 population of 5,238 . Harlem is currently growing at a rate of 2.01% annually and its population has increased by 14.42% since the most recent census, which recorded a population of 4,578 in 2020.
The average household income in Harlem is $132,924 with a poverty rate of 8.28%. The median age in Harlem is 43.2 years: 43.9 years for males, and 43 years for females. For every 100 females there are 91.1 males.
Data after 2023 is projected based on recent change
The racial composition of Harlem includes 91.74% White, and smaller percentages for Black or African American, other race, Native American, Asian and multiracial populations.
White (91.74%)
Two or more races (6.3%)
Black or African American (0.95%)
Other race (0.61%)
Native American (0.32%)
Asian (0.08%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 4,353 | 91.74% |
| Two or more races | 299 | 6.3% |
| Black or African American | 45 | 0.95% |
| Other race | 29 | 0.61% |
| Native American | 15 | 0.32% |
| Asian | 4 | 0.08% |
Married
Widowed
Divorced
Separated
Never Married
Harlem's average per capita income is $60,000. Household income levels show a median of $118,142. The poverty rate stands at 8.28%.
Name | Median | Mean |
|---|---|---|
| Married Families | $132,674 | - |
| Families | $130,735 | $143,112 |
| Households | $118,142 | $132,924 |
| Non Families | $70,593 | $94,264 |
Average Income
Median Household Income
Poverty Rate