Home Insurance in Petersburg Borough, Alaska
With a median home value of $315,100, Petersburg Borough is 11% lower than the Alaska median.
Because older housing stock often has aging wiring, roofing or plumbing, it can cost more to insure or rebuild. The typical home in Petersburg Borough was built around 1979. About 26% of homes were built before 1960, about 18 points above Alaska's 8%.
In Petersburg Borough, the housing stock is 72% single-family homes, 10% apartments in buildings with 5+ units and 11% mobile or manufactured homes. Mobile and manufactured homes typically need a manufactured-home (HO-7) policy rather than a standard homeowners policy.
In Petersburg Borough, about 49% of owner-occupied homes have a mortgage - lenders require hazard insurance on every mortgaged home.
The vacancy rate is 26%; vacant or unoccupied homes typically need a different coverage form than an owner-occupied policy. About 66% of occupied homes in Petersburg Borough are owner-occupied.
Homes heated with fuel oil and wood can carry added fire risk. Fuel-tank leaks and spills are often excluded from standard homeowners policies. Most homes in Petersburg Borough - 52% - are primarily heated with electricity.
Per FEMA's National Risk Index, Petersburg Borough's top hazards are winter weather (Relatively Low), earthquake (Very Low) and wildfire (Very Low). Standard homeowners policies exclude earthquake, so separate coverage is usually needed.
Petersburg Borough had 28 active National Flood Insurance Program policies as of September 2026. Standard homeowners insurance does not cover flood damage, so flood coverage needs a separate NFIP or private flood policy.
The statewide average premium for a standard HO-3 homeowners policy in Alaska is $1,216 per year, according to the NAIC homeowners insurance report (2023 data).
Key figures
| Median home value | $315,100 |
|---|---|
| Median year built | 1979 |
| Owner-occupied share | 66% |
| Share of owner-occupied homes with a mortgage | 49% |
| Top hazards (FEMA National Risk Index) | Winter Weather (Relatively Low), Earthquake (Very Low), Wildfire (Very Low) |
| Active NFIP flood policies (county) | 28 |
| Home insurance premium | $1,216 - statewide average (NAIC, 2023 data) |
Towns and cities
Sources
Data last updated: 2026-09-29
- U.S. Census Bureau Gazetteer Files (2024)
- U.S. Census Bureau, American Community Survey 2020-2024 5-Year Estimates (2024)
- FEMA National Risk Index (December 2025)
- FEMA OpenFEMA NFIP Redacted Policies v3 (2026)
- NAIC Dwelling Fire, Homeowners Owner-Occupied, and Homeowners Tenant and Condominium/Cooperative Unit Owners Insurance: Data for 2023 (published 2026) (2023)