Kusilvak Census Area, Alaska
Natural disaster risk, federal disaster history and flood insurance facts.
Kusilvak Census Area, Alaska has a relatively low overall risk from natural hazards in FEMA's National Risk Index. Its risk score is higher than 58% of US counties. It ranks 8th of 30 boroughs and census areas in Alaska. The costliest hazards here are cold waves, winter weather and earthquakes. FEMA estimates about $11 million a year in expected losses, or roughly $1,301 per resident. Since 2023 it has been included in 1 federal disaster or emergency declaration for natural events (1 major disaster). The most recent was in August 2023 (flooding). Only 11 homes here carry federal flood insurance.
FEMA National Risk Index December 2025; OpenFEMA declarations to Nov 6, 2026; NFIP records. Updated November 6, 2026.
Top risks in Kusilvak Census Area
- Insulate pipes in outside walls, crawl spaces and garages.
- Know how to shut off the main water valve.
- Keep a winter kit in the car.
- Have food, water and medicine for several days at home.
- Ask whether an older house is bolted to its foundation.
- Consider separate earthquake insurance where risk is high.
All 18 hazards
What the ratings mean ›| Hazard | Rating | Score | Expected loss a year | |
|---|---|---|---|---|
| Cold wave | 97.8 | $11M | ||
| Winter weather | 84.9 | $150K | ||
| Earthquake | 24.6 | $24K | ||
| Wildfire | 46.9 | $21K | ||
| Landslide | 82.7 | $13K | ||
| Lightning | 5.5 | $10K | ||
| Ice storm | 5.6 | $1K | ||
| Tornado | 0.9 | $36 | ||
| Avalanche | 17.5 | $14 | ||
| Volcanic activity | 34.5 | $2 | ||
| Hail | 0.6 | $0 | ||
| Strong wind | 0.8 | $0 |
Scores are percentiles: a score of 90 means higher risk than about 90% of US counties for that hazard. Hazards FEMA does not rate here are left out. Social vulnerability is very high and community resilience is very low in FEMA's measures.
Federal disaster history
Recent disasters nationwide ›Declarations by decade
Federal declarations for natural events that included Kusilvak Census Area. 2020s bar runs to November 2026.
By type
Most recent
Alaska also had 33 statewide declarations that did not name single counties.
Flood insurance in Kusilvak Census Area
Check your address flood zone ›National Flood Insurance Program (NFIP) records only; private flood policies are not included. Home counts as of Aug 3, 2026. Since 2021 NFIP prices each home separately under Risk Rating 2.0, so your price depends on the building, not the county. Ask an agent for a quote.
Homes in Kusilvak Census Area
Older homes and mobile homes usually suffer more damage in storms, floods and earthquakes, and can cost more to insure. If you are buying, ask about roof age, foundation bolting and any retrofits. Source: US Census Bureau, American Community Survey 2020 to 2024 5-year estimates; 2,346 housing units.
Compare in Alaska
All 30 ›| Largest counties | Overall risk | Top hazard |
|---|---|---|
| Anchorage Municipality | Earthquake | |
| Matanuska-Susitna Borough | Earthquake | |
| Fairbanks North Star Borough | Earthquake | |
| Kenai Peninsula Borough | Earthquake | |
| Juneau City and Borough | Earthquake | |
| Bethel Census Area | Cold wave | |
| Ketchikan Gateway Borough | Inland flooding | |
| Kodiak Island Borough | Earthquake |
Neighboring counties
| County | Overall risk | Declarations |
|---|---|---|
| Bethel Census Area | 18 | |
| Nome Census Area | 9 | |
| Yukon-Koyukuk Census Area | 17 |
Common questions about Kusilvak Census Area
What is the biggest natural hazard in Kusilvak Census Area?
Cold wave has the highest expected yearly losses in Kusilvak Census Area, about $10.7 million a year in FEMA's estimate. Winter weather is second at $149,972.
How many federal disasters has Kusilvak Census Area had?
Kusilvak Census Area has been included in 1 federal disaster or emergency declaration for natural events since 2023, including 1 major disaster. The most recent was Flooding in August 2023.
Is Kusilvak Census Area a high-risk place to live?
Its overall rating is Relatively Low, 8th highest of 30 in Alaska. A county rating covers the whole area. Risk at one address can be much higher or lower, so check the FEMA flood map and ask about the home's history.
Do I need flood insurance in Kusilvak Census Area?
Standard home insurance does not cover flooding. About 1 in 167 homes in Kusilvak Census Area has federal flood insurance. Lenders require it in mapped high-risk zones, but many flood claims come from outside those zones.
Sources: FEMA National Risk Index (December 2025), OpenFEMA Disaster Declarations Summaries, and NFIP policy and claims data. Hazard Compass is independent and not affiliated with FEMA. These figures describe the whole borough, not a single property, and are not insurance or safety advice. Report a problem.