Adelphi

County:: Ross County
County Seat:: No
Area (mi²):: 0.274
State:: Ohio

Adelphi is a village located in Ross County, Ohio. Adelphi has a 2025 population of 314. Adelphi is currently declining at a rate of -0.32% annually and its population has decreased by -1.26% since the most recent census, which recorded a population of 318 in 2020.

The average household income in Adelphi is $57,534 with a poverty rate of 25.54%.The median age in Adelphi is 40.1 years: 31.5 years for males, and 43.9 years for females.

Demographics

The racial composition of Adelphi includes 93.88% White, and smaller percentages for Asian, other race and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	307	93.88%
Two or more races	11	3.36%
Asian	7	2.14%
Other race	2	0.61%

Adelphi Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Adelphi's average per capita income is $60,435. Household income levels show a median of $36,563. The poverty rate stands at 25.54%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.

Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.

Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.

Name	Median	Mean
Married Families	$81,786	-
Families	$62,083	$78,840
Households	$36,563	$57,534
Non Families	$19,464	$29,548

$60,435

Average Income

$36,563

Median Household Income

25.54%

Poverty Rate