Holcomb is a CDP located in Ogle County, Illinois. Holcomb has a 2025 population of 209 . Holcomb is currently growing at a rate of 7.18% annually and its population has increased by 33.12% since the most recent census, which recorded a population of 157 in 2020.
The average household income in Holcomb is $61,532 with a poverty rate of 32.32%. The median age in Holcomb is 55.4 years: 58.8 years for males, and 50.3 years for females. For every 100 females there are 78.6 males.
Data after 2023 is projected based on recent change
The racial composition of Holcomb includes 96.57% White, and smaller percentages for and multiracial populations.
White (96.57%)
Two or more races (3.43%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 169 | 96.57% |
| Two or more races | 6 | 3.43% |
Married
Widowed
Divorced
Separated
Never Married
Holcomb's average per capita income is $22,159. Household income levels show a median of $54,250. The poverty rate stands at 32.32%.
Name | Median | Mean |
|---|---|---|
| Married Families | $66,528 | - |
| Families | $65,417 | $67,029 |
| Households | $54,250 | $61,532 |
| Non Families | - | - |
Average Income
Median Household Income
Poverty Rate