Monmouth, IA Demographics

The total population of Monmouth is estimated to be 142 with 65 males (45.77%) and 77 females (54.23%). There are 12 more females than males in Monmouth.
The median household income in Monmouth was $55,397 in 2021, which marked an an increase of 2,989(5.70%) from $52,408 in 2020. This income is 74.25% 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 $85,662. Overall, the median household income for the city of Monmouth stands at $55,397.
In Monmouth, the median income for all workers aged 15 years and older, regardless of work hours, was $38,237 for males and $15,201 for females. However, when specifically considering full-time, year-round workers within the same age group, the median income was $40,534 for males and $48,979 for females.
In Monmouth, population is primarily represented by White households, reporting a median income of $55,397.
In 2022, the population of Monmouth was 126, a 0.79% decrease year-by-year from 2021. Previously, in 2021, Monmouth's population was 127, a decline of 0.78% compared to a population of 128 in 2020.
The median age in Monmouth, IA is 56.3, as per 2021 ACS 5-Year Estimates. Of the total population, 11.81% were under the age of 15, 10.24% aged 15 to 29, 48.03% aged 30 to 64, 19.69% aged 65 to 84, and 10.24% were 85 years of age and older.
Racial distribution of Monmouth population: 89.76% are White and 10.24% are Asian.