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The total population of New Castle County is estimated to be 570,567 with 277,558 males (48.65%) and 293,009 females (51.35%). There are 15,451 more females than males in New Castle County.
The median household income in New Castle County was $84,774 in 2021, which marked an a decrease of 523(0.61%) from $85,297 in 2020. This income is 113.63% of the U.S. median household income of $74,606 (all incomes in 2022 inflation-adjusted dollars).
Per the latest American Community Survey by the Census Bureau, New Castle County sees its highest median household income among householders in the age group of 45 to 64 years old, at $101,235. Overall, the median household income for the county of New Castle County stands at $86,020.
In New Castle County, the median income for all workers aged 15 years and older, regardless of work hours, was $51,933 for males and $37,270 for females. However, when specifically considering full-time, year-round workers within the same age group, the median income was $71,588 for males and $55,262 for females.
In New Castle County, the demographic landscape is diverse, spanning 6 distinct racial categories among households. Among these, Asian households have the highest median household income at $112,297, while Black or African American households represent the opposite end with the lowest median household income of $61,445.
In 2022, the population of New Castle County was 575,494, a 0.49% increase year-by-year from 2021. Previously, in 2021, New Castle County's population was 572,714, an increase of 0.32% compared to a population of 570,873 in 2020.
The median age in New Castle County, DE is 38.8, as per 2021 ACS 5-Year Estimates. Of the total population, 17.76% were under the age of 15, 20.04% aged 15 to 29, 46.48% aged 30 to 64, 13.89% aged 65 to 84, and 1.83% were 85 years of age and older.
Racial distribution of New Castle County population: 60.80% are White, 25.23% are Black or African American, 0.20% are American Indian and Alaska Native, 5.79% are Asian, 0.04% are Native Hawaiian and other Pacific Islander, 3.18% are some other race and 4.76% are multiracial.