Marseilles, Ohio Demographics & Population 2026

A note before these figures: with a population of 106, Marseilles's ACS estimates come from a small number of survey responses and carry wide margins of error. Individual percentages below — particularly rates that round to 0% or 100% — are approximations, not precise measurements. See data.census.gov for the published margins of error.

Population Overview

Marseilles is a small community located in Ohio, within Wyandot County. The total population is 106. It ranks as the 1213th most populous out of 1,264 Census-designated places in Ohio.

Age Demographics

The median age in Marseilles is 44.0 years. This is 11% higher than the state median of 39.7 years. Only 9.4% of residents are under 18, indicating fewer families with children.

Economy, Income & Housing

The median household income in Marseilles is $63,750. This is 11% lower than the state median of $71,389. It is also 21% lower than the national median of $80,734. The poverty rate stands at 24.5%. This is 85% higher than the state poverty rate of 13.3%. With more than one in five residents living below the poverty line, economic hardship is a significant challenge for the community. The survey records no unemployed residents in Marseilles, which reflects the size of the sample rather than a labor market without joblessness. The median home value is $75,000. Housing costs are 65% lower than the state median of $214,800. With a home-value-to-income ratio of just 1.2x, Marseilles is one of the most affordable housing markets in the area. 95.7% of occupied housing units are owner-occupied. This homeownership rate is 42% higher than the state average of 67.2%.

Race & Ethnicity

Marseilles has a predominantly White (non-Hispanic) population, comprising 98.1% of all residents.

Education

16.5% of residents aged 25 and older hold a bachelor's degree or higher. This is 48% lower than the state rate of 31.5%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 91.8%.

Data Sources & Methodology

All demographic data for Marseilles, Ohio is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against Ohio state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 1,264 Census-designated places in Ohio. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.