Petersburg Flag

Petersburg

County:
Nelson County
County Seat:
No
Area (mi²):
1.028
State:
North Dakota

Petersburg is a city located in Nelson County, North Dakota. Petersburg has a 2026 population of 158. Petersburg is currently declining at a rate of 0% annually and its population has decreased by -1.25% since the most recent census, which recorded a population of 160 in 2020.

The median household income in Petersburg is $72,083 with a poverty rate of 2.5%. The median age in Petersburg is 61.5 years: 64.7 years for males, and 38.3 years for females. For every 100 females there are 73.9 males.

158
Total Population
154
Density (mi²)

Petersburg Population

Petersburg Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
202615800%
2025158-1-0.63%
2024159-1-0.62%
2023160-1-0.62%
2022161-2-1.23%
202116331.88%
2020160-1-0.62%
2019172-3-1.71%
2018175-1-0.57%
201717600%
2016176-1-0.56%
2015177-7-3.8%
2014184-2-1.08%
2013186-1-0.53%
2012187-1-0.53%
2011188-4-2.08%
2010192-1-0.52%

Median Age

Overall: 61.5 years
Female: 38.3 years
Male: 64.7 years

Petersburg Adults

There are 100 adults, (45 of whom are seniors) in Petersburg.

Sex Ratio

Female: 69 (57.5%)
Male: 51 (42.5%)

Demographics

The racial composition of Petersburg includes 85.83% White, 5% other race, 3.33% Asian, and smaller percentages for Native American and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White10385.83%
Other race65%
Asian43.33%
Two or more races43.33%
Native American32.5%
Race
Population ↓
Percentage (of total)
White10385.83%
Other race65%
Asian43.33%
Two or more races43.33%
Native American32.5%

Petersburg Marital Status

Economics and Income Statistics

Petersburg 's average per capita income is $45,625. Household income levels show a median of $72,083. The poverty rate stands at 2.5%.

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$150,125-
Families$147,500$124,039
Households$72,083$99,512
Non Families$40,625$40,647

$45,625

Average Income

$72,083

Median Household Income

2.5%

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)