7 AC Installation Contractors in New Lenox, IL
Top-Rated AC Installation Contractors in New Lenox
Zark Heating & Cooling Inc.
“Every reviewer awarded five stars, with zero negative feedback present in the sample set. Multiple customers explicitly mention same-day or next-day service…”
Magtek Mechanical Heating & Cooling
“Every reviewer awarded 5 stars, with 5 of 6 mentioning specific staff by name or the team's knowledge level. Multiple reviewers note Darryl's personal…”
All AC Installation Contractors (7 total)
RCM Heating & Cooling, Inc.
“All five-star reviews reference technician Randy Bond or Randy, consistently praising diagnostic transparency…”
Best Heating and Cooling Inc.
“All 19 reviewers awarded 5-star ratings, with 4 clients specifically naming owner Jason and noting his…”
TODD's HVAC Services
“Both verified reviews award 5-star ratings, with one client citing same-day furnace replacement and another…”
AC Installation Costs in New Lenox
New central AC installation costs in New Lenox, by system type and brand.
| Service | Low | Average | High |
|---|---|---|---|
Window unit | $168 | $392 | $784 |
Ductless mini-split (single zone) | $2,240 | $5,040 | $8,960 |
Central AC replacement (existing ducts) | $3,920 | $7,280 | $13,440 |
Central AC new install (with ductwork) | $7,840 | $13,440 | $22,400 |
Carrier (residential) | $4,256 | $6,944 | $11,760 |
Trane (residential) | $5,600 | $9,856 | $15,232 |
Lennox (residential) | $3,920 | $7,280 | $13,440 |
Rheem (residential) | $3,584 | $6,160 | $10,080 |
Prices reflect continental metro averages compiled from published industry cost guides, contractor surveys, and regional labor data. Last updated: April 2026.
AC Installation in New Lenox, IL: What to Expect
New Lenox residents understand that living twenty miles southwest of Chicago means bracing for lake-effect winds off Lake Michigan during bitter winters alongside warm, humid summers. While heating dominates the annual workload, the moderate humidity of July and August makes a reliable air conditioning system worthwhile. Seven contractors handle AC Installation in New Lenox, maintaining a collective 4.9 average rating built on hundreds of verified calls.
Pricing varies significantly depending on system type. Window units start around $168 and reach $784 installed, while a ductless mini-split single-zone setup runs $2,240 to $8,960. For homes with existing ductwork, central AC replacement costs between $3,920 and $13,440. Illinois does not require a statewide HVAC license, so homeowners should verify local business licenses and insurance coverage before committing to any installation contract.
Looking at local contractor reviews, certain patterns emerge. Reviewers consistently praise fast response times, with Zark Heating & Cooling Inc. receiving multiple mentions of same-day or next-day service. Darryl at Magtek Mechanical Heating & Cooling stands out for personally handling estimates, a touch customers value. Reviewers also note respectful communication and diagnostic accuracy as reasons they call the same company for repeat business.