12,654 people (2024 Census estimate, −3.0% since 2020)
6,689 square miles of land · 2 people per square mile
“Highest” and “lowest” are just order, not grades: a high rank for poverty or hazard losses means more of it. Each figure's source is in its section below.
8 active community water systems list Kodiak Island Borough in the area they serve, reporting 13,625 people served in all (a system that crosses county lines counts its whole population).
| KODIAK WATER SYSTEM surface water · local government · AK2250011 | 9,547 served |
| USCG STATION KODIAK surface water · federal · AK2250126 | 3,092 served |
| LARSEN BAY WATER SYSTEM surface water · tribal · AK2250134 | 271 served |
| OLD HARBOR surface water · tribal · AK2250061 | 246 served |
| PORT LIONS surface water · tribal · AK2250045 | 175 served |
| OUZINKIE WATER SYSTEM surface water · tribal · AK2250053 | 144 served |
| AKHIOK surface water · tribal · AK2250037 | 90 served |
| KARLUK WATER SYSTEM surface water · tribal · AK2250087 | 60 served |
Source: U.S. EPA Safe Drinking Water Information System (SDWIS), active community systems, . Look up any system's violations and test results with EPA's search using its ID.
No county jail figure in the national data for Kodiak Island Borough — not gathered, never hidden. Some counties share a regional jail or have none.
1 school district has its office in Kodiak Island Borough. School taxes are usually the largest part of a property tax bill.
Spent $59.9 million — $57.2 million to run schools, about $25,688 per student, plus $1.1 million on buildings and equipment. Money in: $12.9 million local (mostly property tax), $39.1 million state, $8.9 million federal. Long-term debt: $44.8 million.
Source: U.S. Census Bureau, 2023 Annual Survey of School System Finances. Districts are listed by the county of their main office; some serve neighboring counties too.
Source: County Health Rankings & Roadmaps 2025 (University of Wisconsin Population Health Institute), which gathers federal data (CDC, Census, and others); measures cover different recent years. Blank lines aren't reported for small counties.
Overall risk: Relatively Low compared with other U.S. counties. FEMA estimates natural hazards cost Kodiak Island Borough about $25.3 million a year on average in buildings, crops and lives. Ability to bounce back (community resilience): Very Low; social vulnerability: Relatively Low.
Source: FEMA National Risk Index (December 2025), expected annual loss. Ratings compare counties nationwide; they're estimates, not predictions.
25 bridges in Kodiak Island Borough: 8 in good condition, 14 fair, and 3 poor (12.0%). “Poor” means a main part — the deck, the beams, or the supports — is rated 4 or lower on the federal 0–9 scale. It doesn't mean unsafe to drive; unsafe bridges are closed.
| REZANOF DRIVE over SARGENT CREEK · built 1980 | 2,790 vehicles a day |
| REZANOF DRIVE over RUSSIAN RIVER · built 1980 | 1,770 vehicles a day |
| CHINIAK HIGHWAY over SALT CREEK · built 1974 | 600 vehicles a day |
Source: Federal Highway Administration, National Bridge Inventory (2025 submission). Includes state, county and city bridges.
Federal grants paid for $100.7 million of work in Kodiak Island Borough in fiscal 2025, about $7,688 per resident — to the county, cities, schools, hospitals, nonprofits and others.
Source: USAspending.gov, grants by place of performance, fiscal 2025 (Oct. 2024 to Sept. 2025). Search it by county to see each award.
From Grants.gov: posted grants listing county governments as eligible, soonest deadline first; research-only and overseas programs left out; list updated 2026-10-13, refreshed weekly. 62 are open in all. Cities, towns, school districts and nonprofits have their own lists there.
Registration deadlines, early voting and polling places for Alaska are on the federal site vote.gov, which links to the state's official election office.
The budget, property tax rates, audits, local officials and offices for Kodiak Island Borough come from the county's own records, which we haven't gathered — not gathered, never hidden. See what a full county site looks like, or ask to have Kodiak Island Borough built: brayden.ozark@gmail.com.
More of Alaska: the state government and every county in Alaska.
Nearby counties: Lake and Peninsula Borough (96 mi) · Bristol Bay Borough (134 mi) · Kenai Peninsula Borough (193 mi) · Dillingham Census Area (204 mi) · Anchorage Municipality (294 mi) · Bethel Census Area (320 mi).