Bend welcomes ADU development with by-right approval and generous size allowances. The city's rapid growth and housing shortage have made ADU policy progressive, creating excellent conditions for residential infill development.
Zoning & Size Requirements
| Allowed Zones | All residential zones |
| Max Size (Detached) | 1,000 sq ft |
| Max Size (Attached) | 800 sq ft |
| Max Size (JADU) | No limit (conversion only) |
| Max Height | 35 feet |
| Max Units | 1 ADU per lot |
Setback Requirements
| Rear Setback | 10 feet |
| Side Setback | 0 feet (easement) |
| Front Setback | 5 feet |
| Parking Required | 1 space (optional) |
| Owner Occupancy | Not required |
| Min Lot Size | 4,000 sq ft |
Permit Process & Fees
| Approval Process | By-right with building permit |
| Review Timeline | 40-55 days |
| Permit Fees | $1,700-$2,900 |
| Impact Fees | $400-$800 |
| Plan Check | 2-3 weeks |
| Pre-Approved Plans | Available |
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Construction Costs
| Average Build Cost | $140,000-$280,000 |
| Cost per Sq Ft | $140-$280 |
| Garage Conversion | $70,000-$160,000 |
| Prefab ADU (Installed) | $100,000-$230,000 (installed) |
Finance Your ADU Project
Most ADU projects are funded through HELOCs, construction loans, or cash-out refinancing. Compare rates from top lenders in minutes.
Compare ADU Financing Options →Rental Income Potential
| Avg Rent (1 Bedroom) | $1,300-$1,800/mo |
| Avg Rent (2 Bedroom) | $1,700-$2,500/mo |
| Short-Term Rental | Yes (vacation rental restrictions apply) |
| Est. Annual ROI | 7-10% annual return |
Explore Prefab ADU Options
Prefab ADUs can save 20-40% vs. traditional construction and cut build time in half. Compare top prefab manufacturers.
Compare Prefab ADUs →Recent Law Changes
What's Changed Recently
- 2024: Introduced by-right ADU approval citywide
- 2023: Expanded size limits for detached ADUs
- 2024: Created ADU incentive program for infill projects
- 2023: Reduced parking and setback requirements
Tips for Building an ADU in Bend
- Bend's mountain resort appeal attracts strong vacation rental market
- Tourism season creates peak rental demand; plan for seasonal variations
- Lower cost basis than Portland; excellent ROI potential
- Quick approval process means faster project start and revenue generation
Frequently Asked Questions
Can I build an ADU in Bend?
Yes. ADUs are allowed in All residential zones in Bend. The maximum size for a detached ADU is 1,000 sq ft. No owner-occupancy is required.
How much does an ADU cost in Bend?
ADU construction in Bend typically costs $140,000-$280,000. Garage conversions run $70,000-$160,000, and prefab ADUs cost $100,000-$230,000 (installed).
How much can I rent an ADU for in Bend?
Average ADU rents in Bend are $1,300-$1,800/mo for a 1-bedroom and $1,700-$2,500/mo for a 2-bedroom unit.
Do I need parking for an ADU in Bend?
1 space (optional). Check with Bend planning department for the latest Oregon ADU parking rules, as many states have relaxed requirements in recent years.
How long does it take to get an ADU permit in Bend?
The permit review timeline in Bend is 40-55 days. Fees range from $1,700-$2,900.
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