Additions and Remodels Cost in Portland, OR in 2026
Most Additions and Remodels projects in Portland, OR cost between $57,000 and $265,000. The typical price is $125,000.
Labour and materials in Portland run about 16% above the national average. These figures are adjusted for that, so they are not the national average you will find elsewhere.
What drives the price
- Whether the addition needs its own foundation and roof tie-in
- Adding a bathroom or kitchen (plumbing and electrical runs)
- Structural work to the existing wall being opened up
- Local permit and inspection requirements
Usually included
- Framing, roofing and siding to match
- Electrical rough-in and finish
- Insulation, drywall and paint
- Flooring and trim
Usually extra
- Permits and architectural drawings
- Site work or tree removal
- High-end fixtures and appliances
Unit prices in Portland, OR
| Quality tier | Cost per sq ft |
|---|---|
| Budget | $145 |
| Mid-range | $310 |
| High-end | $660 |
Home addition and remodeling contractors in Portland, OR
Businesses listed on Google near Portland, OR. We are not affiliated with them and do not vet them — always confirm licensing and insurance before hiring.
THE Remodel Group
4.9(70 reviews)
9570 SW Tigard St, Tigard, OR 97223
Catalyst Construction & Kitchen Remodeling
4.9(58 reviews)
825 NE 20th Ave A, Portland, OR 97232
Tortoise Construction LLC - Kitchens and Remodeling
5.0(34 reviews)
8525 SE 32nd Ave, Milwaukie, OR 97222
Craftsman Design and Renovation
4.8(37 reviews)
837 SE 27th Ave, Portland, OR 97214
Green Light Construction
5.0(31 reviews)
4705 NE Mallory Ave, Portland, OR 97211
Steiner Remodel
5.0(24 reviews)
1887 SE Milport Rd, Milwaukie, OR 97222