Nantucket County, MA Demographics

The total population of Nantucket County is estimated to be 14,065 with 7,722 males (54.90%) and 6,343 females (45.10%). There are 1,379 less females than males in Nantucket County.
The median household income in Nantucket County was $126,003 in 2021, which marked an a decrease of 1,256(0.99%) from $127,259 in 2020. This income is 168.89% 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, Nantucket County sees its highest median household income among householders in the age group of 45 to 64 years old, at $139,708. Overall, the median household income for the county of Nantucket County stands at $126,003.
In Nantucket County, the median income for all workers aged 15 years and older, regardless of work hours, was $54,214 for males and $41,259 for females. However, when specifically considering full-time, year-round workers within the same age group, the median income was $68,979 for males and $77,764 for females.
In Nantucket County, there are just three different racial groups among households. Among these, Two or More Races households report a median household income of $208,591, followed by White households at $129,237, and Black or African American households with a median household income of $50,831.
In 2022, the population of Nantucket County was 14,421, a 0.54% decrease year-by-year from 2021. Previously, in 2021, Nantucket County's population was 14,499, an increase of 1.84% compared to a population of 14,237 in 2020.
The median age in Nantucket County, MA is 41.9, as per 2021 ACS 5-Year Estimates. Of the total population, 14.47% were under the age of 15, 18.34% aged 15 to 29, 51.52% aged 30 to 64, 13.77% aged 65 to 84, and 1.91% were 85 years of age and older.
Racial distribution of Nantucket County population: 75.77% are White, 13.48% are Black or African American, 1.66% are Asian, 0.04% are Native Hawaiian and other Pacific Islander, 3.07% are some other race and 5.97% are multiracial.