Lake Seneca Flag

Lake Seneca

County:
Williams County
County Seat:
No
Area (mi²):
1.42
State:
Ohio

Lake Seneca is a CDP located in Williams County, Ohio. Lake Seneca has a 2026 population of 579. Lake Seneca is currently growing at a rate of 1.22% annually and its population has decreased by 0% since the most recent census, which recorded a population of 0 in 2020.

The median household income in Lake Seneca is $86,202 with a poverty rate of 6.24%. The median age in Lake Seneca is 52.7 years: 45.5 years for males, and 53.8 years for females. For every 100 females there are 107.0 males.

579
Total Population
408
Density (mi²)
7 1.22%
Growth

Lake Seneca Population

Lake Seneca Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
202657971.22%
202557271.24%

Median Age

Overall: 52.7 years
Female: 53.8 years
Male: 45.5 years

Lake Seneca Adults

There are 461 adults, (181 of whom are seniors) in Lake Seneca.

Sex Ratio

Female: 257 (48.3%)
Male: 275 (51.7%)

Demographics

The racial composition of Lake Seneca includes 97.74% White, and smaller percentages for Two or more races and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White52097.74%
Two or more races122.26%
Race
Population ↓
Percentage (of total)
Two or more races122.26%
Race
Population ↓
Percentage (of total)
White52097.74%

Lake Seneca Marital Status

Economics and Income Statistics

Lake Seneca 's average per capita income is $46,066. Household income levels show a median of $86,202. The poverty rate stands at 6.24%.

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
Families$88,355$110,885
Married Families$87,212-
Households$86,202$102,185
Non Families$75,500$68,370

$46,066

Average Income

$86,202

Median Household Income

6.24%

Poverty Rate

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)