Belmont township Flag

Belmont township

County:
Spink County
County Seat:
No
Area (mi²):
35.94
State:
South Dakota

Belmont township is located in Spink County, South Dakota. Belmont township has a 2026 population of 64. Belmont township is currently declining at a rate of -1.54% annually and its population has decreased by -4.48% since the most recent census, which recorded a population of 67 in 2020.

The median age in Belmont township is 73.8 years: 72 years for males, and 73.8 years for females. For every 100 females there are 73.7 males.

64
Total Population
1.8
Density (mi²)
-1 -1.54%
Growth

Belmont township Population

Belmont township Population

Year ↓
Population
Growth
Annual Change
202664-1-1.54%
202565-1-1.52%
20246623.13%
202364-1-1.54%
202265-1-1.52%
202166-1-1.49%
20206700%
201967-1-1.47%
20186800%
20176800%
20166811.49%
201567-2-2.9%
20146900%
201369-1-1.43%
20127046.06%
20116611.54%
20106500%

Median Age

Overall: 73.8 years
Female: 73.8 years
Male: 72 years

Belmont township Adults

There are 33 adults, (24 of whom are seniors) in Belmont township.

Sex Ratio

Female: 19 (57.6%)
Male: 14 (42.4%)

Demographics

The racial composition of Belmont township includes 100% White, and smaller percentages for and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White33100%
Race
Population ↓
Percentage (of total)
White33100%

Belmont township Marital Status

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)