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The total population of Monmouth is estimated to be 8,764 with 4,196 males (47.88%) and 4,568 females (52.12%). There are 372 more females than males in Monmouth.
The median household income in Monmouth was $58,802 in 2021, which marked an an increase of 1,306(2.27%) from $57,496 in 2020. This income is 78.82% 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, Monmouth sees its highest median household income among householders in the age group of 45 to 64 years old, at $71,610. Overall, the median household income for the city of Monmouth stands at $58,802.
In Monmouth, the median income for all workers aged 15 years and older, regardless of work hours, was $33,599 for males and $21,284 for females. However, when specifically considering full-time, year-round workers within the same age group, the median income was $59,322 for males and $41,885 for females.
In Monmouth, there are just three different racial groups among households. Among these, Black or African American households report a median household income of $69,897, followed by Some Other Race households at $64,855, and White households with a median household income of $58,754.
In 2022, the population of Monmouth was 8,650, a 1.38% decrease year-by-year from 2021. Previously, in 2021, Monmouth's population was 8,771, a decline of 1.39% compared to a population of 8,895 in 2020.
The median age in Monmouth, IL is 35.6, as per 2021 ACS 5-Year Estimates. Of the total population, 19.22% were under the age of 15, 23.83% aged 15 to 29, 40.60% aged 30 to 64, 14.00% aged 65 to 84, and 2.36% were 85 years of age and older.
Racial distribution of Monmouth population: 78.47% are White, 6.58% are Black or African American, 2.33% are American Indian and Alaska Native, 2.51% are Asian, 0.56% are Native Hawaiian and other Pacific Islander, 7.67% are some other race and 1.88% are multiracial.