Sidney is a city located in Shelby County, Ohio. Sidney has a 2025 population of 20,352 . It is also the county seat of Shelby County . Sidney is currently declining at a rate of -0.2% annually and its population has decreased by -0.96% since the most recent census, which recorded a population of 20,550 in 2020.
The average household income in Sidney is $78,688 with a poverty rate of 13.37%. The median age in Sidney is 40.3 years: 39 years for males, and 41.7 years for females. For every 100 females there are 93.8 males.
Data after 2023 is projected based on recent change
The racial composition of Sidney includes 87.72% White, 4.65% Black or African American, and smaller percentages for Asian, other race, Native American and multiracial populations.
White (87.72%)
Two or more races (5.81%)
Black or African American (4.65%)
Asian (1.05%)
Other race (0.65%)
Native American (0.12%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 17,945 | 87.72% |
| Two or more races | 1,188 | 5.81% |
| Black or African American | 951 | 4.65% |
| Asian | 215 | 1.05% |
| Other race | 133 | 0.65% |
| Native American | 25 | 0.12% |
Married
Widowed
Divorced
Separated
Never Married
Sidney's average per capita income is $41,928. Household income levels show a median of $59,560. The poverty rate stands at 13.37%.
Name | Median | Mean |
|---|---|---|
| Married Families | $93,770 | - |
| Families | $76,483 | $94,825 |
| Households | $59,560 | $78,688 |
| Non Families | $42,692 | $48,832 |
Average Income
Median Household Income
Poverty Rate