Seneca Flag

Seneca

County:
Thomas County
County Seat:
No
Area (mi²):
0.295
State:
Nebraska

Seneca is a CDP located in Thomas County, Nebraska. Seneca has a 2025 population of 38. Seneca is currently growing at a rate of 8.57% annually and its population has increased by 100% since the most recent census, which recorded a population of 19 in 2020.

The average household income in Seneca is $38,870 with a poverty rate of 14.29%.The median age in Seneca is 51 years: 21.7 years for males, and 74.8 years for females.

38
Total Population
129
Density (mi²)
3 8.57%
Growth

Seneca Population

Seneca Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Seneca includes 92.86% White, and smaller percentages for and multiracial populations.

Population by Race

Race
Population
Percentage (of total)
White2692.86%
Two or more races27.14%

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 $41,250. Household income levels show a median of $36,250. The poverty rate stands at 14.29%.

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
Households$36,250$38,870
Non Families$36,250$36,213
Families-$43,850
Married Families--

$41,250

Average Income

$36,250

Median Household Income

14.29%

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)