Gill is located in Sullivan County, Indiana. Gill has a 2025 population of 790 . Gill is currently declining at a rate of -0.25% annually and its population has decreased by -0.38% since the most recent census, which recorded a population of 793 in 2020.
The average household income in Gill is $96,290 with a poverty rate of 8.61%. The median age in Gill is 35.7 years: 39.3 years for males, and 34.3 years for females. For every 100 females there are 106.4 males.
Data after 2023 is projected based on recent change
The racial composition of Gill includes 92.34% White, 4.48% Asian, and smaller percentages for and multiracial populations.
White (92.34%)
Asian (4.48%)
Two or more races (3.18%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 1,073 | 92.34% |
| Asian | 52 | 4.48% |
| Two or more races | 37 | 3.18% |
Married
Widowed
Divorced
Separated
Never Married
Gill's average per capita income is $46,563. Household income levels show a median of $75,865. The poverty rate stands at 8.61%.
Name | Median | Mean |
|---|---|---|
| Married Families | $90,156 | - |
| Families | $81,518 | $103,579 |
| Households | $75,865 | $96,290 |
| Non Families | $55,909 | $71,624 |
Average Income
Median Household Income
Poverty Rate