Petersburg, AK
Population 3,346 · Alaska
About Petersburg, AK
Petersburg is a small community in Alaska with a population of 3,346 residents. The median household income is $76,466 per year, which is above the national average. The median age in Petersburg is 45.5 years.
Housing in Petersburg has a median home value of $298,500 and median monthly rent of $1,208. Of the 1,567 total housing units, the majority are owner-occupied, with 919 owner-occupied and 383 renter-occupied units.
The unemployment rate in Petersburg is 3.3% and the poverty rate is 5.8%. 27.1% of residents hold a bachelor's degree or higher. The average commute time is 7.1 minutes.
How Petersburg Ranks in Alaska
Cost of Living in Petersburg, AK
Compared to national averages, Petersburg has a median household income of $76,466 (2% above the national median of $75,149). Home values average $298,500, which is 22% above the national median. Monthly rent at $1,208 is 4% above the US average of $1,163. Within Alaska, Petersburg's income is 13% above the state average of $67,815, and home values are 47% above the state median of $203,729.
Why Live in Petersburg, AK?
Petersburg offers a strong local economy with a median household income of $76,466, well above the national average, and a strong job market with an unemployment rate of just 3.3%, and a low poverty rate of 5.8%, better than the national average. Additionally, the city features short commute times averaging just 7.1 minutes.
Petersburg has a population of 3,346 with a median age of 45.5 years. Compare Petersburg with other cities to see how it stacks up, or explore all cities in Alaska.
Similar Cities Near Petersburg
Cities in Alaska with a similar population size.
| City | Population | Median Income | Home Value | |
|---|---|---|---|---|
| Big Lake | 3,291 | $76,292 | $286,600 | Compare |
| Goldstream | 3,238 | $92,604 | $289,600 | Compare |
| Mill Bay | 3,541 | $94,359 | $430,600 | Compare |
| Eielson AFB | 3,133 | $59,716 | $0 | Compare |
| Kotzebue | 3,046 | $106,328 | $264,500 | Compare |
| Nome | 3,668 | $113,561 | $338,900 | Compare |
| Farm Loop | 2,940 | $110,332 | $393,300 | Compare |
| Butte | 3,905 | $105,625 | $320,100 | Compare |
Demographics
Racial & Ethnic Composition
Economy & Education
Housing
Other Cities in Alaska
Data source: US Census Bureau ACS 5-Year Estimates. Last updated: 2026-04-05.
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Frequently Asked Questions about Petersburg
What is the population of Petersburg, AK?
The population of Petersburg, AK is 3,346 according to the latest Census data.
What is the median household income in Petersburg?
The median household income in Petersburg, AK is $76,466 per year.
What is the median home value in Petersburg?
The median home value in Petersburg, AK is $298,500.
What is the average rent in Petersburg?
The median monthly rent in Petersburg, AK is $1,208.
What is the unemployment rate in Petersburg?
The unemployment rate in Petersburg, AK is 3.3%.