Central AC vs Ductless: Which Costs Less to Install?
Central AC vs a ductless mini-split: which costs less to install depends on your ducts. Our installed ranges, national guide figures and the close calls.
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Ductless Mini-Splits in Minneapolis, MN
Ductless mini-splits in Minneapolis run $4,200–$12,500 installed with us, from one head in a hot upstairs to a multi-zone system cooling a radiator house. We look at the rooms, walls and electrical panel first, then give you a written flat-rate price. Call 612-429-3465, 7am–9pm any day.
Mini-splits calls in Minneapolis homes
Two kinds of Minneapolis houses call us about ductless most often. The first is the story-and-a-half bungalow in Longfellow or Nokomis whose upstairs was finished long after the house was built, with no duct reaching it. One wall head on a gable end or above the knee wall usually carries that floor. The second is the boiler house, where radiators handle winter well but central air would mean cutting into plaster. There we plan a head per bedroom plus one or two for the main floor, all on a multi-zone outdoor unit.
City lots shape the work. Side yards are narrow, so the outdoor unit often goes on a wall bracket or a stand set above snow depth, and the line set runs up the siding in a painted cover. Plaster and lath get a careful core drill, and the condensate line has to fall the whole way outside or we add a small pump.
Updated September 23, 2026
How much does a mini-split cost in Minneapolis?
A ductless mini-split from us runs about $4,200–$12,500 installed in Minneapolis, from a single zone to multi-zone systems. Same prices in Minneapolis as in every town we serve. Compare central AC vs ductless costs. For what drives a quote locally, see HVAC cost in Minneapolis.
Are there rebates for a mini-split in Minneapolis?
In Minneapolis, CenterPoint Energy handles gas-side rebates for high-efficiency furnaces, boilers and thermostats, and it lets you pick your own heating dealer, provided the application is filed in the calendar year of the install. Heat pump, AC and ductless rebates come from Xcel Energy, and some of those need an Xcel-registered contractor, so ask before you sign. The City of Minneapolis also runs Green Cost Share rebates for owners of one- to four-unit homes through the Center for Energy and Environment; check its rules before work begins. Rebate programs change every year, so check the utility's current terms before you buy.
Our guides: Xcel and CenterPoint rebates, heat pump rebates.
When a ductless mini-split is the right call
- A room the central air never reaches, like a bonus room over the garage
- An older house with radiators and no ducts
- A finished attic that bakes in July
- Electric baseboard heat and no air conditioning
- A three-season porch you want to use in May and October
- An addition where extending the ductwork isn't practical
- A mini-split flashing an error code or dripping water indoors
More detail on our ductless mini-splits page.
Symptom guides: Aux vs emergency heat · Blowing cold air · Running constantly · Defrost cycle · Extreme cold
Mini-splits in Minneapolis: questions
Can a mini-split cool a Minneapolis four-square with radiators without wrecking the plaster?
Yes. Each indoor head needs one hole through an outside wall, roughly three inches across, for the refrigerant lines, drain and control cable. Nothing else inside gets opened. On a four-square we usually mount heads high on exterior walls so the lines drop straight outside, and we plan each spot around radiators, windows and furniture with you before anything is drilled.
Is a mini-split enough to heat a finished attic in Minneapolis through January?
A cold-climate model sized for the room can do most of it. Mitsubishi rates its Hyper-Heat units to keep running at -13°F, but output falls as it gets colder, and a knee-wall attic in an old house loses heat quickly. We run a room load calculation, and if the numbers come up short for the coldest nights we'll tell you and suggest keeping a backup for that space.
More in Minneapolis
- Furnace repair in Minneapolis
- Furnace replacement in Minneapolis
- AC repair in Minneapolis
- AC replacement in Minneapolis
- Heat pumps in Minneapolis
- Boiler service in Minneapolis
- Tune-ups in Minneapolis
- HVAC cost in Minneapolis
- All HVAC service in Minneapolis
Mini-splits near Minneapolis
Brands we repair
Guides on mini-splits
Multi-Zone Mini-Split Layouts for Minnesota Homes
How to lay out a multi-zone mini-split in a Minnesota home: sizing each head to its room, one outdoor unit or two, head styles and four common house layouts.
Read the guideDaikin vs Mitsubishi Mini-Splits: A Room-by-Room Guide
Choosing between Daikin and Mitsubishi mini-splits room by room: bedrooms, living areas, porches, kneewall attics and basements in Minnesota homes.
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Mini-splits in Minneapolis? Call or send a request.