Hillside Lake is a CDP located in Dutchess County, New York. Hillside Lake has a 2025 population of 1,299 . Hillside Lake is currently growing at a rate of 1.09% annually and its population has increased by 0.62% since the most recent census, which recorded a population of 1,291 in 2020.
The average household income in Hillside Lake is $130,488 with a poverty rate of 1.49%. The median age in Hillside Lake is 46.6 years: 35.9 years for males, and 52.6 years for females. For every 100 females there are 115.9 males.
Data after 2023 is projected based on recent change
The racial composition of Hillside Lake includes 97.3% White, and smaller percentages for Black or African American, Asian, Two or more races and multiracial populations.
White (97.3%)
Black or African American (2.33%)
Asian (0.19%)
Two or more races (0.19%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 1,044 | 97.3% |
| Black or African American | 25 | 2.33% |
| Asian | 2 | 0.19% |
| Two or more races | 2 | 0.19% |
Married
Widowed
Divorced
Separated
Never Married
Hillside Lake's average per capita income is $56,994. Household income levels show a median of $98,438. The poverty rate stands at 1.49%.
Name | Median | Mean |
|---|---|---|
| Families | $106,750 | $142,938 |
| Households | $98,438 | $130,488 |
| Married Families | $97,969 | - |
| Non Families | - | $58,489 |
Average Income
Median Household Income
Poverty Rate