Olivia township Flag

Olivia township

County:
McHenry County
County Seat:
No
Area (mi²):
35.9
State:
North Dakota

Olivia township is located in McHenry County, North Dakota. Olivia township has a 2026 population of 32. Olivia township is currently declining at a rate of -3.03% annually and its population has decreased by -8.57% since the most recent census, which recorded a population of 35 in 2020.

The median age in Olivia township is 40 years: 47.2 years for males, and 0 years for females. For every 100 females there are 125.6 males.

32
Total Population
0.89
Density (mi²)
-1 -3.03%
Growth

Olivia township Population

Olivia township Population

Year ↓
Population
Growth
Annual Change
202632-1-3.03%
202533-1-2.94%
20243400%
20233400%
20223400%
202134-1-2.86%
20203500%
201941-1-2.38%
20184200%
201742-1-2.33%
20164300%
201543-1-2.27%
20144400%
20134424.76%
20124225%
20114000%
20104000%

Median Age

Overall: 40 years
Female: 0 years
Male: 47.2 years

Olivia township Adults

There are 49 adults, (0 of whom are seniors) in Olivia township.

Sex Ratio

Female: 43 (44.3%)
Male: 54 (55.7%)

Demographics

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

Population by Race

Race
Population ↓
Percentage (of total)
White97100%
Race
Population ↓
Percentage (of total)
White97100%

Olivia 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)