Shirley is a CDP located in Suffolk County, New York. Shirley has a 2025 population of 26,159 . Shirley is currently declining at a rate of -0.43% annually and its population has decreased by -8.66% since the most recent census, which recorded a population of 28,640 in 2020.
The average household income in Shirley is $157,185 with a poverty rate of 7.96%. The median age in Shirley is 40.3 years: 38 years for males, and 41.5 years for females. For every 100 females there are 108.5 males.
Data after 2023 is projected based on recent change
The racial composition of Shirley includes 67.41% White, 9.41% Black or African American, 7.78% other race, 4.29% Asian, and smaller percentages for Native American, Native Hawaiian or Pacific Islander and multiracial populations.
White (67.41%)
Two or more races (10.87%)
Black or African American (9.41%)
Other race (7.78%)
Asian (4.29%)
Native American (0.22%)
Native Hawaiian or Pacific Islander (0.02%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 18,745 | 67.41% |
| Two or more races | 3,024 | 10.87% |
| Black or African American | 2,618 | 9.41% |
| Other race | 2,162 | 7.78% |
| Asian | 1,193 | 4.29% |
| Native American | 60 | 0.22% |
| Native Hawaiian or Pacific Islander | 5 | 0.02% |
Married
Widowed
Divorced
Separated
Never Married
Shirley's average per capita income is $58,780. Household income levels show a median of $105,379. The poverty rate stands at 7.96%.
Name | Median | Mean |
|---|---|---|
| Married Families | $136,827 | - |
| Families | $115,633 | $172,853 |
| Households | $105,379 | $157,185 |
| Non Families | $67,308 | $92,566 |
Average Income
Median Household Income
Poverty Rate