61,259 people (2024 Census estimate, +3.9% since 2020)
16,018 square miles of land · 4 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.
27 active community water systems list Kenai Peninsula Borough in the area they serve, reporting 25,978 people served in all (a system that crosses county lines counts its whole population).
| HOMER WATER SYSTEM surface water · local government · AK2240456 | 7,008 served |
| KENAI WATER SYSTEM groundwater · local government · AK2240448 | 5,700 served |
| SOLDOTNA groundwater · local government · AK2241054 | 4,807 served |
| SEWARD groundwater · local government · AK2240757 | 3,324 served |
| ANCHOR POINT SAFE WATER CORPORATION groundwater · public/private · AK2247490 | 1,000 served |
| SEWARD MARINE INDUSTRIAL CENT groundwater · local government · AK2244159 | 545 served |
| NIKISHKA BAY groundwater · private · AK2241020 | 470 served |
| SELDOVIA WATER SYSTEM surface water · tribal · AK2240707 | 418 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 Kenai Peninsula Borough — not gathered, never hidden. Some counties share a regional jail or have none.
1 school district has its office in Kenai Peninsula Borough. School taxes are usually the largest part of a property tax bill.
Spent $173.8 million — $169.4 million to run schools, about $19,862 per student, plus $3.6 million on buildings and equipment. Money in: $57.8 million local (mostly property tax), $94.8 million state, $23.6 million federal. Long-term debt: $19.9 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 Moderate compared with other U.S. counties. FEMA estimates natural hazards cost Kenai Peninsula Borough about $120.5 million a year on average in buildings, crops and lives. Ability to bounce back (community resilience): Very Low; social vulnerability: Relatively Moderate.
Source: FEMA National Risk Index (December 2025), expected annual loss. Ratings compare counties nationwide; they're estimates, not predictions.
102 bridges in Kenai Peninsula Borough: 39 in good condition, 50 fair, and 13 poor (12.7%). “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.
| STERLING HIGHWAY over SOUTH FORK ANCHOR RIVER · built 1959 | 3,490 vehicles a day |
| FUNNY RIVER ROAD over FUNNY RIVER · built 1969 | 1,830 vehicles a day |
| FOURTH AVENUE over SEWARD LAGOON · built 1960 | 500 vehicles a day |
| IRR:JAKOLOF BAY RD over BARABARA CREEK · built 1968 | 110 vehicles a day |
| NAUTICAL AVENUE over SALMON CREEK TRIBUTARY · built 1970 | 100 vehicles a day |
| IRR BIA RTE 1026 over UNNAMED CREEK · built 1997 | 10 vehicles a day |
Source: Federal Highway Administration, National Bridge Inventory (2025 submission). Includes state, county and city bridges.
Federal grants paid for $268.2 million of work in Kenai Peninsula Borough in fiscal 2025, about $4,561 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 Kenai Peninsula 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 Kenai Peninsula Borough built: brayden.ozark@gmail.com.
More of Alaska: the state government and every county in Alaska.
Nearby counties: Anchorage Municipality (118 mi) · Matanuska-Susitna Borough (163 mi) · Kodiak Island Borough (192 mi) · Bristol Bay Borough (195 mi) · Chugach Census Area (209 mi) · Lake and Peninsula Borough (209 mi).