Adelphi is located in Ohio. Adelphi, Ohio has a population of 335. Adelphi is more family-centric than the surrounding county with 32.53% of the households containing married families with children. The county average for households married with children is 28.29%.
The median household income in Adelphi, Ohio is $34,205. The median household income for the surrounding county is $54,004 compared to the national median of $69,021. The median age of people living in Adelphi is 35.1 years.
The average high temperature in July is 85 degrees, with an average low temperature in January of 19.9 degrees. The average rainfall is approximately 39.3 inches per year, with 15.7 inches of snow per year.