Thornburg is a borough located in Allegheny County, Pennsylvania. Thornburg has a 2025 population of 441. Thornburg is currently declining at a rate of -1.12% annually and its population has decreased by -5.77% since the most recent census, which recorded a population of 468 in 2020.
The average household income in Thornburg is $275,528 with a poverty rate of 0.68%.The median age in Thornburg is 42.9 years: 42.6 years for males, and 43.8 years for females.
Data after 2023 is projected based on recent change
The racial composition of Thornburg includes 89.64% White, and smaller percentages for other race, Black or African American, Asian and multiracial populations.
Race | Population | Percentage (of total) |
---|---|---|
White | 398 | 89.64% |
Two or more races | 36 | 8.11% |
Other race | 4 | 0.9% |
Black or African American | 3 | 0.68% |
Asian | 3 | 0.68% |
Married
Widowed
Divorced
Separated
Never Married
Thornburg's average per capita income is $113,750. Household income levels show a median of $220,625. The poverty rate stands at 0.68%.
Name | Median | Mean |
---|---|---|
Families | $229,375 | $285,029 |
Married Families | $228,125 | - |
Households | $220,625 | $275,528 |
Non Families | $137,500 | $205,328 |
Average Income
Median Household Income
Poverty Rate