5 AC Installation Contractors in Island Lake, IL

4.8 avg rating
68 total reviews2 offer 24/7 service

Top-Rated AC Installation Contractors in Island Lake

#1

Morozko Heating & Air Conditioning LLC.

5.0(35 reviews)

Thirty-five verified client reviews consistently praise Mike by name, with 17 reviewers explicitly mentioning same-day or next-day response times, particularly…

760 Newport Dr, Island Lake, IL 60042
Call
#2

Thompson Heating and Cooling

4.6(17 reviews)
24/7

Five of five visible five-star reviews praise the technicians by name: Paul receives commendation for patience during estimates and paperwork assistance, while…

4500 Roberts Rd, Island Lake, IL 60042
Call
#3

Majestic Mechanical Services

5.0(6 reviews)

Six of six reviewers award perfect five-star ratings, with every testimonial mentioning either owner Robert or his team directly. Keywords appearing across all…

215 E State Rd Unit D, Island Lake, IL 60042
Call

All AC Installation Contractors (5 total)

Jo Heating & Cooling

5.0(5)

All five reviewers award 5 stars, with four explicitly naming Jorge as the technician and praising his…

615 Wood Creek Dr, Island Lake, IL 60042
Call

Tri-Star Heating and Cooling

4.2(5)
24/7

Four of five reviewers award 5 stars, praising personalized service and custom solutions. The lone…

3209 Park Dr, Island Lake, IL 60042
Call

AC Installation Costs in Island Lake

New central AC installation costs in Island Lake, by system type and brand.

ServiceLowAverageHigh
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 Island Lake, IL: What to Expect

Island Lake sits within the Chicago metropolitan area, where winter temperatures dip to 18 degrees Fahrenheit on average with sharp lake-effect wind chill, while summer highs reach the mid-80s with moderate humidity. The climate creates significantly more demand for heating than cooling, which makes furnace reliability essential year-round. Island Lake residents seeking professional AC Installation in Island Lake can choose from five contractors maintaining a 4.8 average rating across sixty-eight client reviews, with two offering around-the-clock service for emergencies.

Homeowners in Island Lake encounter several pricing tiers depending on system choice. A window unit runs approximately $168 to $784, a ductless mini-split single-zone setup ranges from $2,240 to $8,960, and central AC replacement using existing ductwork costs between $3,920 and $13,440. Illinois does not issue statewide HVAC licenses, so local licensing requirements apply when selecting a contractor, which means verifying municipal credentials before work begins.

Customer feedback points to notable service patterns among top-rated providers. Mike of Morozko Heating and Air Conditioning receives name recognition across thirty-five reviews, with seventeen clients specifically calling out same-day or next-day response during extreme weather. At Majestic Mechanical Services, owner Robert appears directly in every testimonial, with the term patient appearing consistently throughout all six five-star ratings.

Frequently Asked Questions

New AC installation in Island Lake costs $168-$22,400 depending on system type. Window units run $150-$700, ductless mini-splits $2,000-$8,000 per zone, central AC replacement with existing ducts $3,500-$12,000, and full new installs with ductwork $7,000-$20,000. SEER rating, tonnage, and brand significantly affect pricing.