St. Marys is located in Wake County, North Carolina. St. Marys has a 2025 population of 73,055 . St. Marys 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 0 in 2020.
The average household income in St. Marys is $93,556 with a poverty rate of 10.82%. The median age in St. Marys is 36.8 years: 33.5 years for males, and 40.2 years for females. For every 100 females there are 98.4 males.
Data after 2023 is projected based on recent change
The racial composition of St. Marys includes 47.18% Black or African American, 35.46% White, 9.09% other race, and smaller percentages for Asian, Native American, Native Hawaiian or Pacific Islander and multiracial populations.
Black or African American (47.18%)
White (35.46%)
Other race (9.09%)
Two or more races (6.24%)
Asian (1.4%)
Native American (0.6%)
Native Hawaiian or Pacific Islander (0.02%)
Race | Population | Percentage (of total) |
|---|---|---|
| Black or African American | 34,470 | 47.18% |
| White | 25,908 | 35.46% |
| Other race | 6,639 | 9.09% |
| Two or more races | 4,562 | 6.24% |
| Asian | 1,026 | 1.4% |
| Native American | 439 | 0.6% |
| Native Hawaiian or Pacific Islander | 11 | 0.02% |
Married
Widowed
Divorced
Separated
Never Married
St. Marys' average per capita income is $46,972. Household income levels show a median of $75,067. The poverty rate stands at 10.82%.
Name | Median | Mean |
|---|---|---|
| Married Families | $108,275 | - |
| Families | $89,532 | $108,007 |
| Households | $75,067 | $93,556 |
| Non Families | $44,330 | $58,831 |
Average Income
Median Household Income
Poverty Rate