Alaska: 30 counties covered

Across 30 Alaska counties with a FEMA flood score, the average national percentile is 12.2 — but that average hides real spread between counties, which is why each one gets its own page rather than a single statewide number.

• Anchorage Municipality — 28th percentile, Very Low
• Matanuska-Susitna Borough — 51.3th percentile, Relatively Low
• Fairbanks North Star Borough — 45.7th percentile, Relatively Low
• Kenai Peninsula Borough — 43.8th percentile, Relatively Low
• Juneau City and Borough — 38th percentile, Very Low
• Bethel Census Area — 9.6th percentile, No Rating
• Ketchikan Gateway Borough — 26th percentile, Very Low
• Kodiak Island Borough — 4.4th percentile, No Rating
• North Slope Borough — 2.6th percentile, No Rating
• Nome Census Area — 5.7th percentile, No Rating
• Sitka City and Borough — 34th percentile, Very Low
• Kusilvak Census Area — 0th percentile, No Rating
• Southeast Fairbanks Census Area — 9.4th percentile, Very Low
• Northwest Arctic Borough — 3.4th percentile, No Rating
• Chugach Census Area — 20.8th percentile, Very Low
• Prince of Wales-Hyder Census Area — 3.8th percentile, No Rating
• Aleutians West Census Area — 0th percentile, No Rating
• Yukon-Koyukuk Census Area — 6.6th percentile, Very Low
• Dillingham Census Area — 3.1th percentile, No Rating
• Aleutians East Borough — 0th percentile, No Rating
• Petersburg Borough — 1th percentile, No Rating
• Copper River Census Area — 1.9th percentile, No Rating
• Hoonah-Angoon Census Area — 22.8th percentile, Very Low
• Haines Borough — 0.8th percentile, No Rating
• Wrangell City and Borough — 0.4th percentile, No Rating
• Denali Borough — 1.5th percentile, Very Low
• Lake and Peninsula Borough — 0.2th percentile, No Rating
• Skagway Municipality — 0.3th percentile, No Rating
• Bristol Bay Borough — 0th percentile, No Rating
• Yakutat City and Borough — 0.3th percentile, No Rating