Attic Insulation cost: Medford vs Portland (2026)
In 2026, attic insulation is about 3% less expensive in Medford than in Portland. Most homeowners pay around $3,900 in Medford versus $4,000 in Portland — a gap of roughly $100.
Medford OR
Lower costTypically around $3,900
Portland OR
Typically around $4,000
Medford vs Portland: full breakdown
| Factor | Medford | Portland |
|---|---|---|
| Typical 2026 cost | $3,900 | $4,000 |
| Estimated range | $1,550–$6,200 | $1,600–$6,400 |
| Labor index (vs US) | ×1.03 | ×1.07 |
| Climate zone | Mixed | Mixed |
| Climate factor | ×1 | ×1 |
| Local permit | None | None |
| Labor share | $2,150 | $2,200 |
| Materials/equipment | $1,750 | $1,800 |
Localized 2026 planning estimates — not quotes. Each city adjusts the national attic insulation range for local labor, climate and permits.
Medford vs Portland
Is attic insulation cheaper in Medford or Portland?
In 2026, attic insulation is cheaper in Medford at about $3,900, versus $4,000 in Portland — a difference of about $100 (3%).
Why does attic insulation cost more in Portland than Medford?
The main driver is local labor rates: Portland's labor index is 1.07 versus 1.03 in Medford. Climate zone (mixed vs mixed) also shift the total.
How much is attic insulation in Medford, OR?
In Medford, attic insulation typically runs $1,550–$6,200 in 2026, with most homeowners paying around $3,900.
Updated June 2026 · By Costadia Editorial