Building Setbacks & Zoning in Kenai Peninsula Borough, AK (2026)
3 rules for unincorporated Kenai Peninsula Borough, Alaska.
Verified from official government sources
Setback Rules
In the Kenai Peninsula Borough outside the cities, yard setbacks exist only inside an adopted Local Option Zoning District. KPB 21.44.160(C)(1) sets the Single-Family Residential (R-1) LOZD standard at 30 feet from the front yard line, 20 feet from the rear, 15 feet from the sides, and 50 feet from the shore where the Kenai River habitat protection district under KPB 21.18 applies.
Yard Setbacks in Kenai Peninsula Borough LOZDs
Some RestrictionsKenai Peninsula Borough Code § 21.44.160(C)(1)
1.Setbacks. Setbacks for structures shall be 30 feet from the front yard line, 20 feet from the rear yard line, 15 feet from the side yard lines, and 50 feet from the shore and where applicable subject to the provisions of KPB 21.18.
Structure Height Limits
In an adopted Single-Family Residential (R-1) Local Option Zoning District in the Kenai Peninsula Borough outside the cities, KPB 21.44.160(C)(2) caps building height at two and a half stories above ground or 35 feet above average grade, whichever is less. The borough has no zoning-wide height limit; the cap applies only within a formed R-1 LOZD.
Building Height Limits in Kenai Peninsula Borough LOZDs
Some RestrictionsKenai Peninsula Borough Code § 21.44.160(C)(2)
2.Maximum building height. Maximum building height shall be 2½ stories above ground or 35 feet above average grade, whichever is less
Lot Coverage Limits
Inside an adopted Single-Family Residential (R-1) Local Option Zoning District in the Kenai Peninsula Borough outside the cities, KPB 21.44.160(C)(4) caps the ground footprint of principal and accessory structures at 20 percent of the lot. The borough has no zoning-wide lot-coverage rule; the cap applies only within an R-1 LOZD, and other adopted LOZD types set their own separate coverage percentages.
Lot Coverage Limits in Kenai Peninsula Borough LOZDs
Some RestrictionsKenai Peninsula Borough Code § 21.44.160(C)(4)
4.Coverage. Maximum coverage by structure is 20 percent of the lot.
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