New Castle Northwest is a CDP located in Lawrence County, Pennsylvania. New Castle Northwest has a 2025 population of 1,447 . New Castle Northwest is currently growing at a rate of 0.21% annually and its population has increased by 17.17% since the most recent census, which recorded a population of 1,235 in 2020.
The average household income in New Castle Northwest is $85,081 with a poverty rate of 5.6%. The median age in New Castle Northwest is 40.5 years: 28.6 years for males, and 44 years for females. For every 100 females there are 86.3 males.
Data after 2023 is projected based on recent change
The racial composition of New Castle Northwest includes 99.94% White, and smaller percentages for other race and multiracial populations.
White (99.94%)
Other race (0.06%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 1,588 | 99.94% |
| Other race | 1 | 0.06% |
Married
Widowed
Divorced
Separated
Never Married
New Castle Northwest's average per capita income is $45,319. Household income levels show a median of $91,250. The poverty rate stands at 5.6%.
Name | Median | Mean |
|---|---|---|
| Married Families | $108,520 | - |
| Families | $91,397 | $93,553 |
| Households | $91,250 | $85,081 |
| Non Families | - | $55,999 |
Average Income
Median Household Income
Poverty Rate