In 2023, Millfield, OH had a population of 112 people with a median age of 67.4 and a median household income of $42,356. Between 2022 and 2023 the population of Millfield, OH declined from 258 to 112, a −56.6% decrease and its median household income grew from $32,090 to $42,356, a 32% increase.
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N/A of the households in Millfield, OH reported speaking a non-English language at home as their primary shared language. This does not consider the potential multi-lingual nature of households, but only the primary self-reported language spoken by all members of the household.
Most people in Millfield, OH drove alone to work, and the average commute time was 44 minutes. The average car ownership in Millfield, OH was 1 car per household.