Stillwater is a borough located in Columbia County, Pennsylvania. Stillwater has a 2025 population of 199 . Stillwater is currently declining at a rate of 0% annually and its population has decreased by 0% since the most recent census, which recorded a population of 199 in 2020.
The average household income in Stillwater is $88,609 with a poverty rate of 4.35%. The median age in Stillwater is 45.6 years: 37.8 years for males, and 45.9 years for females. For every 100 females there are 91.7 males.
Data after 2023 is projected based on recent change
The racial composition of Stillwater includes 92.93% White, and smaller percentages for other race and multiracial populations.
White (92.93%)
Two or more races (5.98%)
Other race (1.09%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 171 | 92.93% |
| Two or more races | 11 | 5.98% |
| Other race | 2 | 1.09% |
Married
Widowed
Divorced
Separated
Never Married
Stillwater's average per capita income is $55,750. Household income levels show a median of $80,833. The poverty rate stands at 4.35%.
Name | Median | Mean |
|---|---|---|
| Married Families | $100,000 | - |
| Families | $92,917 | $97,368 |
| Households | $80,833 | $88,609 |
| Non Families | - | $47,187 |
Average Income
Median Household Income
Poverty Rate