Petersburg Flag

Petersburg

County Seat:
Yes
Area (mi²):
44.169
State:
Alaska

Petersburg is a CDP located in Petersburg Borough, Alaska. Petersburg has a 2026 population of 4,118. It is also the county seat of Petersburg Borough. Petersburg is currently growing at a rate of 6.66% annually and its population has decreased by 0% since the most recent census, which recorded a population of 0 in 2020.

The median household income in Petersburg is $71,369 with a poverty rate of 6.83%. The median age in Petersburg is 46.1 years: 45.4 years for males, and 47.1 years for females. For every 100 females there are 113.1 males.

4.1K
Total Population
93
Density (mi²)
257 6.66%
Growth

Petersburg Population

Petersburg Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
20264,1182576.66%
20253,8612587.16%
20003,224170.53%
19903,20738613.68%
19802,82182141.05%
19702,00050033.33%
19601,500-100-6.25%
19501,60030023.08%
19401,3001008.33%
19301,20030033.33%
192090000%

Median Age

Overall: 46.1 years
Female: 47.1 years
Male: 45.4 years

Petersburg Adults

There are 2,615 adults, (766 of whom are seniors) in Petersburg.

Sex Ratio

Female: 1,514 (46.9%)
Male: 1,713 (53.1%)

Demographics

The racial composition of Petersburg includes 64.15% White, 13.14% Asian, 8.09% Native American, and smaller percentages for other race, Black or African American, Native Hawaiian or Pacific Islander and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White2,07064.15%
Asian42413.14%
Two or more races36911.43%
Native American2618.09%
Other race501.55%
Black or African American451.39%
Native Hawaiian or Pacific Islander80.25%
Race
Population ↓
Percentage (of total)
Native American902.79%
Two or more races822.54%
White641.98%
Other race431.33%
Race
Population ↓
Percentage (of total)
White2,00662.16%
Asian42413.14%
Two or more races2878.89%
Native American1715.3%
Black or African American451.39%
Native Hawaiian or Pacific Islander80.25%
Other race70.22%

Petersburg Marital Status

Economics and Income Statistics

Petersburg 's average per capita income is $43,750. Household income levels show a median of $71,369. The poverty rate stands at 6.83%.

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$105,104-
Families$92,344$115,860
Households$71,369$90,870
Non Families$45,000$51,399

$43,750

Average Income

$71,369

Median Household Income

6.83%

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)