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The total population of Quincy is estimated to be 39,441 with 19,005 males (48.19%) and 20,436 females (51.81%). There are 1,431 more females than males in Quincy.
The median household income in Quincy was $54,972 in 2021, which marked an an increase of 1,788(3.36%) from $53,184 in 2020. This income is 73.68% 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, Quincy sees its highest median household income among householders in the age group of 45 to 64 years old, at $68,908. Overall, the median household income for the city of Quincy stands at $54,972.
In Quincy, the median income for all workers aged 15 years and older, regardless of work hours, was $43,574 for males and $28,213 for females. However, when specifically considering full-time, year-round workers within the same age group, the median income was $51,696 for males and $38,703 for females.
In Quincy, there are just three different racial groups among households. Among these, Two or More Races households report a median household income of $65,362, followed by White households at $56,012, and Black or African American households with a median household income of $30,406.
In 2022, the population of Quincy was 38,942, a 0.55% decrease year-by-year from 2021. Previously, in 2021, Quincy's population was 39,157, a decline of 0.64% compared to a population of 39,410 in 2020.
The median age in Quincy, IL is 40.0, as per 2021 ACS 5-Year Estimates. Of the total population, 18.73% were under the age of 15, 17.99% aged 15 to 29, 42.90% aged 30 to 64, 16.64% aged 65 to 84, and 3.74% were 85 years of age and older.
Racial distribution of Quincy population: 88.58% are White, 6.29% are Black or African American, 0.06% are American Indian and Alaska Native, 0.83% are Asian, 0.01% are Native Hawaiian and other Pacific Islander, 0.26% are some other race and 3.98% are multiracial.