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A ductless mini split delivers heating and cooling to specific rooms without any ductwork, making it the go-to for additions, garages, and older homes. Cost runs $2,000 to $7,000 per zone in 2026 — a single zone averages around $3,000, while multi-zone systems reach $14,500.
What you’re paying for
A mini split pairs one outdoor condenser with one or more indoor “heads,” connected by a refrigerant line set. Your cost combines the condenser, each head, labor, the line set, and electrical. Adding zones (more heads) is what scales the price.
Cost by zones
The number of rooms you’re conditioning is the main driver. The table below shows typical installed pricing by zone count.
Single-zone vs. multi-zone
A single-zone system is perfect for one space — an addition, garage, sunroom, or a too-hot bedroom. A multi-zone system runs several indoor heads off one outdoor unit, which is more efficient and cheaper than installing separate single-zone units when you need to cover multiple rooms. If you’re conditioning a whole ducted house, compare against central AC or a ducted heat pump.
Heating included
Because a mini split is a heat pump, it heats as well as it cools — efficiently, even in cold climates with the right model. That makes it a true year-round system, not just summer cooling.
How to save on a mini split
- Right-size the BTUs to each room rather than overbuying.
- Use multi-zone instead of multiple single-zone units for 2+ rooms.
- Chase state and utility rebates now that the federal credit has ended.
- Keep line-set runs short by placing the condenser near the indoor heads.
| Item | Typical range | Notes |
|---|---|---|
| Outdoor condenser | $1,000 – $4,000 | – |
| Indoor head(s) | $300 – $1,500 each | – |
| Installation labor | $500 – $2,000 per zone | – |
| Line set & electrical | $300 – $1,500 | – |
| Permit | $50 – $300 | When a heating and cooling project needs a permit on Permit Notebook, our sister site |
| Option | Typical range | Notes |
|---|---|---|
| Single-zone (1 room) | $1,200 – $5,500 | Avg ~$3,000 |
| Two-zone | $4,000 – $8,000 | – |
| Three-zone | $6,000 – $11,000 | – |
| Four–five zone | $9,000 – $14,500 | – |
What affects the price
- Number of zones Each indoor head added to the system raises the total by $2,000–$7,000.
- Capacity (BTU) Larger rooms need higher-BTU units, which cost more.
- Brand & efficiency Premium brands and high-SEER2 cold-climate units cost more but run more efficiently.
- Electrical work A new dedicated circuit or panel capacity adds cost.
- Line-set length Longer runs between the condenser and indoor heads add material and labor.
Mini split installation cost by state
Where you live can change the price as much as the options you pick. Labor is a big part of the bill, and construction workers are paid more in some states than others. A typical mini split installation job costs about $2,300 to $17,000 in Hawaii (17% above the U.S. average). In Arkansas, it costs about $1,700 to $12,300 (15% below the U.S. average).
See the typical cost in all 50 states and D.C.
| State | Typical range |
|---|---|
| Alabama | $1,700 – $12,600 |
| Alaska | $2,300 – $16,700 |
| Arizona | $1,900 – $13,800 |
| Arkansas | $1,700 – $12,300 |
| California | $2,200 – $16,200 |
| Colorado | $2,000 – $14,500 |
| Connecticut | $2,100 – $15,500 |
| Delaware | $2,000 – $14,200 |
| District of Columbia | $2,200 – $15,700 |
| Florida | $1,800 – $13,200 |
| Georgia | $1,800 – $13,300 |
| Hawaii | $2,300 – $17,000 |
| Idaho | $1,900 – $13,600 |
| Illinois | $2,300 – $16,700 |
| Indiana | $2,000 – $14,600 |
| Iowa | $1,900 – $14,100 |
| Kansas | $1,900 – $13,800 |
| Kentucky | $1,900 – $13,500 |
| Louisiana | $1,800 – $13,100 |
| Maine | $2,000 – $14,200 |
| Maryland | $2,000 – $14,500 |
| Massachusetts | $2,300 – $16,700 |
| Michigan | $2,000 – $14,500 |
| Minnesota | $2,200 – $15,800 |
| Mississippi | $1,700 – $12,600 |
| Missouri | $2,000 – $14,800 |
| Montana | $2,000 – $14,200 |
| Nebraska | $1,900 – $13,600 |
| Nevada | $2,100 – $14,900 |
| New Hampshire | $2,000 – $14,400 |
| New Jersey | $2,300 – $16,500 |
| New Mexico | $1,800 – $13,300 |
| New York | $2,200 – $16,000 |
| North Carolina | $1,800 – $13,100 |
| North Dakota | $2,000 – $14,600 |
| Ohio | $2,000 – $14,500 |
| Oklahoma | $1,800 – $13,200 |
| Oregon | $2,200 – $16,000 |
| Pennsylvania | $2,000 – $14,600 |
| Rhode Island | $2,100 – $15,100 |
| South Carolina | $1,800 – $13,200 |
| South Dakota | $1,800 – $13,100 |
| Tennessee | $1,800 – $13,300 |
| Texas | $1,800 – $13,200 |
| Utah | $1,900 – $13,600 |
| Vermont | $1,900 – $14,100 |
| Virginia | $1,900 – $13,800 |
| Washington | $2,300 – $16,800 |
| West Virginia | $1,900 – $13,800 |
| Wisconsin | $2,100 – $15,100 |
| Wyoming | $2,000 – $14,400 |
These are numbers to plan with, not quotes. Each one is this guide's U.S. range, adjusted for what construction workers earn in that state. See every state cost guide or how we estimate.
Common questions
- How much does a mini split cost per zone?
- Expect $2,000–$7,000 per zone installed. A single-zone system averages about $3,000; multi-zone systems for 2–5 rooms run $4,000–$14,500.
- Does a mini split heat as well as cool?
- Yes — a ductless mini split is a heat pump, so it heats and cools efficiently. See our heat pump guide for whole-home comparisons.
- Single-zone vs. multi-zone — which do I need?
- A single-zone unit conditions one room or area (great for an addition or garage). A multi-zone system uses one outdoor unit to serve several indoor heads — more cost-effective than separate single-zone units when you need 2+ rooms.
- Why choose a mini split over central AC?
- Mini splits need no ductwork, so they're ideal for homes without ducts, additions, garages, or room-by-room control. Central AC is often better for cooling a whole ducted home.
- How long does installation take?
- A single-zone install is typically a half to full day; multi-zone systems take 1–3 days depending on the number of heads and line-set routing.
- Are there rebates for mini splits?
- The federal heat-pump credit expired at the end of 2025, but many states and utilities still offer rebates for high-efficiency ductless systems — check local programs.
How we estimate: These are typical U.S. prices for materials and for hiring a pro to install them. We checked them against the 2026 sources listed below (see how we get our numbers). Your price depends on where you live, the size of the job and the materials you pick. Get two or three written bids before you choose a contractor.
Sources
We checked the prices on this page against 2026 numbers from these sources: