How much does mini split installation cost?
A ductless mini split heats and cools without ductwork — great for additions, garages and older homes. Cost scales with the number of indoor zones (heads) and total capacity.
| Typical range | $2,000 – $14,500 |
| Most common | $4,500 |
| Priced | 1–3 zones |
| DIY-friendly? | No — best left to a licensed pro |
What changes the price of mini split installation
- Number of indoor zones (heads)
- Total capacity (BTU)
- Single-zone vs. multi-zone
- Electrical work and line-set length
Estimate your cost
Adjust the quality and scope, or compare with other projects.
Full typical range for this project. Adjust the quality/scope for a tighter estimate. The only way to know your real price is to get quotes from local contractors.
- ›Number of indoor zones (heads)
- ›Total capacity (BTU)
- ›Single-zone vs. multi-zone
- ›Electrical work and line-set length
National ballpark ranges for the US. Not a quote — actual prices vary by region, home and contractor.
Mini split installation cost — frequently asked questions
How much does it cost to install a mini split?
A single-zone mini split runs about $2,000–$5,000 installed; multi-zone systems for a whole home can reach $8,000–$14,500. Around $4,500 is typical for a modest setup.
Related project costs
This is general US cost information, not a quote. Actual prices depend on your region, home, materials and contractor — always get quotes from licensed local pros before you commit.