Ogle County's estimated 2026 population is 51,253 with a growth rate of -0.09% in the past year according to the most recent United States census data. Ogle County is the 28th largest county in Illinois. The 2010 population was 53,420 and has seen a growth of -4.06% since that time.
Data after 2023 is projected based on recent change
The racial composition of Ogle County includes 87.71% White, and smaller percentages for other race, Black or African American, Native American, Asian, Native Hawaiian or Pacific Islander and multiracial populations.
White (87.71%)
Two or more races (7.82%)
Other race (2.28%)
Black or African American (1.22%)
Native American (0.52%)
Asian (0.45%)
Native Hawaiian or Pacific Islander (0.01%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 45,203 | 87.71% |
| Two or more races | 4,029 | 7.82% |
| Other race | 1,174 | 2.28% |
| Black or African American | 627 | 1.22% |
| Native American | 267 | 0.52% |
| Asian | 232 | 0.45% |
| Native Hawaiian or Pacific Islander | 4 | 0.01% |
Married
Widowed
Divorced
Separated
Never Married
Ogle County's average per capita income is $48,864. Household income levels show a median of $79,244. The poverty rate stands at 8.91%.
Name | Median | Mean |
|---|---|---|
| Married Families | $106,905 | - |
| Families | $94,155 | $111,696 |
| Households | $79,244 | $93,293 |
| Non Families | $41,460 | $53,349 |
Average Income
Median Household Income
Poverty Rate
