Sempronius Flag

Sempronius

County:
Cayuga County
County Seat:
No
Area (mi²):
29.341
State:
New York

Sempronius is located in Cayuga County, New York. Sempronius has a 2025 population of 883. Sempronius is currently growing at a rate of 0.91% annually and its population has increased by 4.5% since the most recent census, which recorded a population of 845 in 2020.

The average household income in Sempronius is $95,771 with a poverty rate of 7.74%. The median age in Sempronius is 45.8 years: 48 years for males, and 41.1 years for females.

883
Total Population
30
Density (mi²)
8 0.91%
Growth

Sempronius Population

Sempronius Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Sempronius includes 96.4% White, and smaller percentages for Two or more races, other race and multiracial populations.

Population by Race

White (96.4%)

Two or more races (3.0%)

Other race (0.6%)

Race
Population
Percentage (of total)
White77696.4%
Two or more races242.98%
Other race50.62%

Sempronius Marital Status

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

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Sempronius' average per capita income is $50,089. Household income levels show a median of $70,417. The poverty rate stands at 7.74%.

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$103,304-
Families$83,500$108,246
Households$70,417$95,771
Non Families$37,500$57,914

$50,089

Average Income

$70,417

Median Household Income

7.74%

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)