Seneca Flag

Seneca

County:
Crawford County
County Seat:
No
Area (mi²):
0.841
State:
Wisconsin

Seneca is a CDP located in Crawford County, Wisconsin. Seneca has a 2025 population of 378. Seneca is currently growing at a rate of 7.39% annually and its population has increased by 21.54% since the most recent census, which recorded a population of 311 in 2020.

The average household income in Seneca is $62,299 with a poverty rate of 2.68%.The median age in Seneca is 37.1 years: 37.5 years for males, and 35.6 years for females.

378
Total Population
449
Density (mi²)
26 7.39%
Growth

Seneca Population

Seneca Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Seneca includes 99.4% White, and smaller percentages for Two or more races and multiracial populations.

Population by Race

Race
Population
Percentage (of total)
White33499.4%
Two or more races20.6%

Seneca Marital Status

OverallMalesFemales0%10%20%30%40%50%60%70%80%90%100%

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Seneca's average per capita income is $29,526. Household income levels show a median of $59,013. The poverty rate stands at 2.68%.

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$101,875-
Families$69,792$77,784
Households$59,013$62,299
Non Families$25,781$26,683

$29,526

Average Income

$59,013

Median Household Income

2.68%

Poverty Rate

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)