Colorado · Service Area

HVAC Services in Ken Caryl

Furnace and AC repair for Ken Caryl homes, from 1970s and 1980s houses in Ken Caryl Valley to new construction in North Plains. Call (720) 466-7983 for same-day service when available.

33,800+Population
Same-dayResponse Time
All ZIPs80127

Trusted HVAC Service in Ken Caryl

Ken Caryl is an unincorporated Jefferson County community of about 33,800 people at the foot of the foothills, about 5,788 feet up. Its modern history starts in 1971, when Johns-Manville bought the old Ken Caryl Ranch and built a corporate campus and employee housing. The neighborhoods of Ken Caryl Valley were mostly finished by 1997, framed by a hogback ridge on the east and roughly 6,000 acres of open space. New homes, townhomes and apartments are now going up in the North Plains area.

That timeline gives Ken Caryl a wide range of HVAC equipment. Houses from the 1970s and 1980s are usually on their second or third furnace and condenser. Homes from the 1990s may still have original or first-replacement systems at 25-plus years, where igniters, inducers, capacitors and refrigerant leaks become regular calls. New construction brings condensing furnaces and newer AC designs that need their drains, vents and controls set up correctly.

Because Ken Caryl is unincorporated, replacement permits come from Jefferson County Building Safety, and we handle them. Every furnace call includes a carbon monoxide and combustion safety test, every repair is priced at a flat rate before we start, and nights and weekends cost the same as weekdays.

Ken Caryl at a Glance

Elevation
5,788 ft
County
Jefferson County (unincorporated census-designated place)
Permits
Jefferson County Building Safety (mechanical permit form covers furnace repair/replacement, boilers, gas piping and AC, with a separate…
Gas utility
Varies by address — check your bill
Electric utility
CORE Electric Cooperative (per a utility directory); Xcel Energy serves other parts of…
Winter design temp
5°F (Jefferson County, ENERGY STAR/ASHRAE 99%)
Gas furnace output loss
≈23% vs. sea level (about 4% per 1,000 ft)
Power Ahead rebate
Yes for existing homes (unincorporated Jefferson County, a DRCOG member); new construction excluded
Housing
Ranch bought by Johns-Manville in 1971, which built a corporate campus and employee housing; Ken Caryl Valley neighborhoods mostly complete by 1997; Bradford area on the…

Facts checked November 2026.

Local Climate Note

At about 5,788 feet against the foothills, furnaces need altitude derating and air conditioners lose some capacity. Summer hail is the main risk to outdoor units.

Neighborhoods We Serve

Ken Caryl Valley, Bradford, North Plains

Ken Caryl Service Area Map

Orange shows the Ken Caryl boundary; dashed lines are county borders (Jefferson County highlighted in white). Blue areas are other communities MrFixer serves — tap one to open its page.

Map of Ken Caryl, Colorado city limits in Jefferson County with neighboring communitiesHighlands RanchLittletonEnglewoodColumbineDenverLakewoodMorrisonJEFFERSON CO.DOUGLAS CO.Ken Caryl1 miMrFixer service area
Boundaries: U.S. Census Bureau TIGER/Line (places, counties). Simplified for display; not a survey or service-territory map.

Why Ken Caryl Homeowners Choose MrFixer

01

Service from Ken Caryl Valley to North Plains

03

CO and combustion safety test on furnace calls

02

Jefferson County permits handled

04

24/7 emergency service, no overtime fees

FAQs about HVAC in Ken Caryl

Common questions from Ken Caryl homeowners.

Who issues HVAC permits in Ken Caryl?

Jefferson County Building Safety. Ken Caryl is unincorporated, so furnace, boiler and AC replacements use the county's mechanical permit, and AC work also needs an electrical permit.

Do you work on brand-new homes in North Plains?

Yes. New systems still have problems, often condensate drains, vent terminations or thermostat setup. If your equipment is under a builder or manufacturer warranty, tell us so we can keep that coverage intact.

Our Ken Caryl Valley home was built in the 1980s. Is the HVAC original?

Probably not, but the ductwork likely is. We check duct and venting condition along with the furnace or AC.

Do you charge more for weekend calls?

No. We don't charge overtime for nights or weekends. You get a flat-rate price before any work begins.

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Location Colorado, CO
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(720) 466-7983