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A ductless mini split runs $7,000 to $10,000 installed for one zone in Fredericksburg, from the bonus room over a 22406 garage to a Falmouth addition.
Price range
$7,000-$10,000
8yrs @ 7.99%
$99/mo
15yrs @ 9.99%
$75/mo
Monthly figures on the starting price, the whole price financed, on approved credit. The lender sets the final terms. How financing works
Get your price in writing
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One of our HVAC technicians with a new Trane outdoor unit he just installed.
Licensed and insuredVirginia Class A contractor #2705192276
24/7 emergency serviceOften same-day, and we will tell you honestly when we can get there.
Our own HVAC installersA dedicated heating and cooling team, separate from our plumbers
Price in writing firstYou see every option priced before anything is ordered
What it costs
Installed, from the price book our HVAC price estimator runs on. A zone is one room with its own indoor head, and you get the price in writing before you decide.
Ductless mini split, one zone, installed
$7,000 to $10,000
or $117/mo at 0% APR for 60 months
Ductless mini split, two zones, installed
$11,000 to $15,000
or $183/mo at 0% APR for 60 months
Ductless mini split, three zones, installed
$12,500 to $18,000
or $208/mo at 0% APR for 60 months
Ductless mini split, four zones, installed
$16,000 to $21,000
or $267/mo at 0% APR for 60 months
Ductless mini split, five zones, installed
$19,000 to $25,000
or $317/mo at 0% APR for 60 months
Ductless mini split, six zones, installed
$23,000 to $30,000
or $383/mo at 0% APR for 60 months
Monthly figures: 60mo @ 0% APR on each starting price, the whole price financed, on approved credit. Longer plans lower the payment and cost more in total. The lender sets the final terms. How financing works
Where you land in a range is mostly the distance from the outdoor unit to the room, the kind of head and the room left in the electrical panel.
The second zone costs the most because it often needs a bigger outdoor unit. Our mini split cost guide explains.
What’s different in Fredericksburg
Most of 22406 went up after 2000, the typical owner home in 2004, and plenty of houses from that era were built with a bonus room over the garage. It’s the room the duct system serves last: the longest run, a roof above, garage air below. On the 40-odd days a year NOAA’s Fredericksburg station, five miles south of the two ZIPs’ center, reaches 90 or hotter, that’s the room nobody wants to sit in. A head in it on its own outdoor unit settles the argument without rebalancing the rest of the house.
Falmouth is the opposite case. Half the homes in the Census place around the village predate 1980, and a house that old has often grown: a family room out back, an enclosed porch, a garage made into a bedroom. The ductwork rarely followed. Because a mini split is a heat pump, the new room gets heat as well as cooling, which counts in a place where January lows average 25.
Across 22405 about one owner home in five dates from the 1970s, when central air often went into houses laid out around a furnace. The bedrooms at the far end of those runs are the classic second zone.
Stafford’s permit FAQ lists new electrical wiring or circuits as permit work, and a mini split needs its own circuit, so plan on the County’s paperwork for that part. In 22406 some 1,670 homes sit in buildings of five units or more, and there the County applies its commercial permitting rules while the association decides where an outdoor unit may hang. The County also notes that an HOA’s approval doesn’t take the place of a permit.
By the numbers
From the Census Bureau’s 2020 to 2024 survey, owner-occupied homes unless it says otherwise.
ZIPs 22405 and 22406 as a whole: Fredericksburg mail on the Stafford County side, not the City of Fredericksburg.
When it’s the right call
Glass loses heat as fast as it gains it, and a porch enclosed years after the house was built was never on the furnace’s plan. A head sized for the glass heats it on a 25 degree night and cools it in July, and the rest of the house never notices.
The bonus room, the sunroom, the bedroom over the garage. We check for a closed damper or a crushed duct first; sometimes that’s all it is.
An addition, a finished attic, a garage turned into a room. Stretching the ducts into it usually starves the rooms already on them.
Choosing who installs it
Questions worth asking anybody who quotes you, us included.
Winters here bring about a hundred freezing nights and, now and then, a foot of snow or more. Ask where the outdoor unit sits, how high, and where the condensate line from the head comes out, so it doesn’t freeze shut or drip onto a walk.
If the room’s trouble is a closed damper or a crushed duct, a mini split is an expensive fix for a cheap problem. Ask what they checked first.
Ask whether it covers the line set run, the new circuit and putting the walls back, or only the equipment.
Two of our crew going over a work order before the day's calls.
From our Google reviews
5.0 stars across 1,132 reviews. Read them on our reviews page.
We had a mini split ac/heat unit installed. They were here when they said they would be, were very professional, and did a very nice job.
The system we put in first
Built to take a beating. Put in by our crew.
Heat lamps, snow and rain on one outdoor unit: that’s Trane’s own film. We’re a Trane Comfort Specialist, on Trane’s own dealer locator, and when you pick a Trane, our crew puts it in.
Films: Trane’s own.
Questions
Plan on it. It’s new equipment on a new circuit, and Stafford’s permit FAQ lists new circuits as permit work; only a same-type, same-size swap in the same spot is exempt. Condo buildings fall under the County’s commercial rules.
Yes. A mini split is a heat pump, so it heats the room it serves on electricity while the propane furnace keeps the rest of the house, and the furnace doesn’t have to run for one far room. Two rooms on one outdoor unit run $11,000 to $15,000 installed.
Installed, one zone is $7,000 to $10,000, two zones $11,000 to $15,000 and three zones $12,500 to $18,000, up to $23,000 to $30,000 for six. The HVAC price estimator gives your number.
Both. A ductless system is a heat pump, and cold-climate models keep heating well below freezing, which covers a Northern Virginia winter.
Ready when you are
Call, or send the form at the top. You get the installed price in writing before anything goes on the wall.
SwiftPro Heating, Cooling & Plumbing
4230 Lafayette Center Dr N, Chantilly, VA 20151
44679 Endicott Dr, Suite 211, Ashburn, VA 20147
Virginia Class A contractor license #2705192276
SwiftPro Heating, Cooling & Plumbing is a licensed, BBB Accredited (A rating), independently owned heating, cooling and plumbing company in Chantilly, serving Fredericksburg and the rest of Northern Virginia. Virginia contractor license #2705192276. 5.0 stars across 1,132 reviews on Google, Angi, Yelp, the BBB and Facebook. SwiftPro maintains a dedicated HVAC team and a dedicated plumbing team.
From SwiftPro Heating, Cooling & Plumbing in Chantilly. Housing figures are the Census Bureau’s American Community Survey, 2020 to 2024, for each place named; permit, water and sewer facts link to each office’s own page and were checked in September and October 2026.