16 AC Installation Contractors in Oak Lawn, IL
Top-Rated AC Installation Contractors in Oak Lawn
King Heating, Cooling & Plumbing
“The majority of reviewers praise thorough explanations and respectful treatment, with Donna noting technician Jerry documented work with photos and cleaned…”
SG Heating & Cooling Services
“Four of four detailed reviews award 5 stars, with two reviewers specifically naming Raymond as the servicing technician. Positive feedback consistently…”
All AC Installation Contractors (16 total)
Fix It HVAC | Heating & Cooling
“Seven reviewers collectively award five stars, with Aimen explicitly named in every testimonial. Consistent…”
CLIMATE AIR HEATING & COOLING
“Sixty-nine reviewers collectively award a 4.9-star average rating with seven mentions of same-day or next-day…”
HVAC GC
“Every reviewed client mentions either Jamal or Jim by name, and six of eight detailed reviews specifically…”
ABC HVAC Services
“All eight detailed reviews award five-star ratings, with Tim named in three accounts as the resolving…”
Art of Heating & Cooling
“All 21 reviewers award 5 stars, with multiple customers emphasizing the company's honesty and refusal to…”
Crown Heating & Air Conditioning
“Twenty-seven reviewers collectively award the company 4.4 stars, with every published rating reflecting a…”
GWB Highlanders Heating and Air Conditioning. Inc.
“All 14 reviews award 5 stars, with seven clients naming Wes as the technician who performed the work.…”
Filco Heating & Cooling
“All five visible reviewers award perfect 5-star ratings, with three explicitly naming technician Mark for his…”
First Star HVAC Inc
“All five reviews award five stars, with four specifically naming Joe as the technician and praising his…”
Illinois Mechanical Services
“A single five-star review represents the entirety of published client feedback, offering minimal quantitative…”
AC Installation Costs in Oak Lawn
New central AC installation costs in Oak Lawn, 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 Oak Lawn, IL: What to Expect
Oak Lawn residents face a demanding climate that makes reliable AC Installation in Oak Lawn essential. Chicago winters drop to around 18 F with bitter lake-effect winds, while summer highs reach the mid-80s with moderate humidity. Although heating dominates annual energy demand, the furnace systems keeping homes warm through brutal winters depend on properly sized and installed cooling counterparts to operate efficiently year-round. Eleven contractors serve this southwest suburban community, maintaining an impressive average rating of 4.8 across more than a thousand customer reviews.
Pricing reflects the breadth of options available to homeowners here. A window unit runs $168-$784, while a ductless mini-split configured as a single zone costs $2,240-$8,960. For homes with existing ductwork, a complete central AC replacement runs $3,920-$13,440, with final costs determined by unit efficiency ratings and installation complexity. Illinois does not require a statewide HVAC license, so municipal licensing requirements vary by jurisdiction and homeowners should verify credentials with their selected contractor.
Customer feedback reveals clear distinctions among local providers. King Heating, Cooling & Plumbing draws praise for thorough explanations and respectful service, with reviewer Donna noting technician Jerry documented the work with photos and left the space clean. SG Heating & Cooling Services earns recognition for meticulous work and punctuality, with multiple reviewers specifically namingRaymond as their servicing technician. GMI Mechanical Heating & Cooling stands out for rapid response during extreme weather, with several customers citing same-day emergency arrivals during heat waves.