Mini Split Installation costs
Compare the project, repair and planning references below before choosing the work for your property. Confirm measurements, existing conditions and the services included in each proposal.
Cost scope: Benchmarks were reviewed October 24, 2026. Figures apply to the scope and market named by each reference. City/state examples outside Portland Metro are not Portland quotes. Labor, equipment, recurring expenses and complete projects are different budgets.
Installation and project costs
Compare alternatives separately. A range includes installation only when its scope says so. Do not add overlapping totals together.
| Project or reference | Published benchmark | Basis and scope |
|---|---|---|
| Ductless mini-split AC cost — Single zone | $2,500 – $6,000 | system with installation |
| Ductless mini-split AC cost — Two zones | $4,500 – $8,000 | system with installation |
| Ductless mini-split AC cost — Three zones | $6,500 – $11,000 | system with installation |
| Ductless mini-split AC cost — Five zones | $10,000 – $15,000 | system with installation |
| Ductless mini-split AC cost — Wall-mounted style | $2,500 – $5,000 | single-zone installed scenario |
| Ductless mini-split AC cost — Ceiling cassette style | $3,500 – $6,000 | single-zone installed scenario |
Related BidPDX cost guides
Explore the related BidPDX guides for project benchmarks and planning details.
Before requesting bids
Share measurements, photos, location, existing conditions and the desired result. Ask for a written scope covering preparation, permits, removal, material specifications, installation, disposal and finish repairs where relevant. Compare bids using the same quantities and exclusions.
Material cost
Purchase-only prices below are not complete installed totals. Confirm quantities, delivery and product specifications. Do not add these to totals already including materials.
| Project or reference | Published benchmark | Basis and scope |
|---|---|---|
| Ductless mini-split AC cost — Mitsubishi / Trane | $1,400 – $4,800 | single-zone system only |
| Ductless mini-split AC cost — Fujitsu / Rheem | $1,300 – $4,700 | single-zone system only |
| Ductless mini-split AC cost — Daikin | $1,100 – $5,600 | single-zone system only |