Mariemont, OH Demographics

The total population of Mariemont is estimated to be 3,493 with 1,745 males (49.96%) and 1,748 females (50.04%). There are 3 more females than males in Mariemont.
The median household income in Mariemont was $130,013 in 2021, which marked an an increase of 11,228(9.45%) from $118,785 in 2020. This income is 174.27% 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, Mariemont sees its highest median household income among householders in the age group of 45 to 64 years old, at $185,241. Overall, the median household income for the village of Mariemont stands at $130,013.
In Mariemont, the median income for all workers aged 15 years and older, regardless of work hours, was $77,466 for males and $53,100 for females. However, when specifically considering full-time, year-round workers within the same age group, the median income was $93,728 for males and $103,558 for females.
In Mariemont, population is primarily represented by White households, reporting a median income of $130,647.
In 2022, the population of Mariemont was 3,450, a 1.03% decrease year-by-year from 2021. Previously, in 2021, Mariemont's population was 3,486, a decline of 0.80% compared to a population of 3,514 in 2020.
The median age in Mariemont, OH is 39.7, as per 2021 ACS 5-Year Estimates. Of the total population, 18.36% were under the age of 15, 16.47% aged 15 to 29, 48.33% aged 30 to 64, 15.50% aged 65 to 84, and 1.34% were 85 years of age and older.
Racial distribution of Mariemont population: 95.77% are White, 2.32% are Black or African American, 0.17% are American Indian and Alaska Native, 0.89% are Asian and 0.86% are multiracial.