ADU Rules in Homer, Alaska
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ADU Rules in Homer, Alaska
Homer is a scenic city on Kachemak Bay, known as the "Halibut Fishing Capital of the World" and a center for arts and tourism. The city permits accessory dwelling units in residential zones under its Zoning Code.
Permitted ADU Types
- Detached ADU: A standalone structure on the residential lot
- Attached ADU: An addition to the primary home with its own entrance
- Conversion ADU: Converting an existing accessory structure
Size Limits
| ADU Type | Maximum Size |
|---|---|
| Detached ADU | 800 sq ft or 50% of primary dwelling |
| Attached ADU | 50% of primary dwelling floor area |
| Conversion ADU | Existing footprint |
Setbacks
- Front: Must comply with base zone standard
- Side: 5 feet minimum
- Rear: 20 feet minimum
Height
- Detached ADU: Maximum 20 feet
- Cannot exceed primary dwelling height
Homer Spit and Coastal Areas
Development near the coastline or on Homer Spit is subject to:
- Tsunami inundation zone restrictions
- Alaska Coastal Management standards
- Additional review by the Planning & Zoning Commission
Climate
- Kenai Peninsula maritime climate — heavy rainfall and wind
- Frost depth requirements apply (48+ inches)
- Seismic design required
Parking
One off-street parking space required per ADU.
Permit Process
- Coastal/hazard check: Verify tsunami zone status for coastal properties
- Zoning check: Confirm eligibility with Homer Planning & Zoning
- Submit plans: Site plan and architectural drawings
- Review: Zoning compliance review
- Building permit: Issued by Building Department
- Inspections: All required phases
- Certificate of Occupancy: Required before occupancy
Contact
Homer Planning & Zoning Department 491 E. Pioneer Ave, Homer, AK 99603 Phone: (907) 235-3148 Website: cityofhomer-ak.gov/planning-zoning
Disclaimer: Verify current requirements with the Homer Planning & Zoning Department before starting any project.
More about Homer Zoning
Sources
- City of Homer Zoning Code·library.municode.com·Accessed 2026-04-07·Direct link
- City of Homer Planning & Zoning·cityofhomer-ak.gov·Accessed 2026-04-07·Direct link
FAQ
Are ADUs allowed in Homer, Alaska?
Yes. Homer permits accessory dwelling units in residential zones. Homer's arts and tourism community has significant demand for accessory housing.
What is the maximum ADU size in Homer?
Accessory dwelling units in Homer are generally limited to 800 square feet or 50% of the primary dwelling, whichever is less.
Are there special considerations for Homer Spit area ADUs?
Yes. The Homer Spit is in a tsunami inundation zone and has specific land use restrictions. Development on the Spit is subject to additional review.
Disclaimer: The information on this website is provided for general informational purposes only and does not constitute legal, financial, or professional advice. Always verify current requirements with your local planning department.