7 AC Replacement Contractors in Libertyville, IL

4.1 avg rating
2,940 total reviews1 offer 24/7 service
Need emergency service? 4 HVAC providers in Libertyville offer 24/7 availability

Top-Rated AC Replacement Contractors in Libertyville

#1

TopTec Heating, Cooling, Plumbing & Electrical

4.8(2,088 reviews)
24/7 Highly Rated

2088 reviews yield a 4.8-star average rating, with every detailed testimonial mentioning at least one named technician. Customers repeatedly cite same-day…

510 North Ave, Libertyville, IL 60048
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#2

M&C Services, Inc

4.9(336 reviews)
Highly Rated

Five-star ratings dominate the dataset, with 336 reviews averaging 4.9 stars. Emergency responsiveness appears repeatedly: Sali Orozco describes 90-minute…

19097 W Casey Rd, Libertyville, IL 60048
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#3

Scott Nelson Electric Inc

4.9(234 reviews)
Highly Rated

All six featured reviews carry 5-star ratings, with technicians named personally: Brad (spa wiring), Connor (doorbell and drywall preservation), and multiple…

1803 Industrial Dr, Libertyville, IL 60048
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All AC Replacement Contractors (7 total)

AA Service Co. Heating, Cooling & Plumbing

4.7(253)

Of four sample reviews, three award perfect 5-star ratings, with customers specifically praising thorough…

624 Second St, Libertyville, IL 60048
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Heating & Cooling Co.

4.6(21)

Twenty-one reviews produce a 4.6-star average rating with six five-star ratings mentioning specific…

1135 S Milwaukee Ave, Libertyville, IL 60048
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Vernon Hills Heating and Cooling

5.0(8)

Three of eight clients specifically describe receiving same-day or next-day emergency response during heating…

531 North Ave, Libertyville, IL 60048
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Water Heater Bag Co

0.0
700 E Park Ave, Libertyville, IL 60048
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AC Replacement Costs in Libertyville

Replacement costs for aging systems in Libertyville. If repair cost exceeds 50% of replacement, replacement is usually more economical.

ServiceLowAverageHigh
Central AC (3-ton, basic)
$6,160$8,960$12,320
Central AC (4-ton, mid-efficiency)
$8,400$11,760$15,680
Central AC (5-ton, high-efficiency)
$10,640$14,000$17,920
Full HVAC system (AC + furnace)
$12,981$15,042$15,792
Plus ductwork replacement
If existing ducts are aged/leaking
$2,352$3,360$4,480
Repair cost threshold50% rule: if repair > 50% of replacement, replace

Prices reflect continental metro averages compiled from published industry cost guides, contractor surveys, and regional labor data. Last updated: April 2026.

AC Replacement in Libertyville, IL: What to Expect

Libertyville’s seasonal swings push local priorities toward dependable climate control: winters dip into single digits with lake-effect wind chill and summers top out around the mid-80s, so residents balance occasional cooling needs against intense heating demand for furnaces. That context drives replacement scheduling and product choice, and with seven contractors serving the area averaging a 4.1 rating across roughly 2,940 reviews, homeowners researching ac-replacement Libertyville can expect a compact but active market.

Precise line-item pricing from local listings wasn’t provided here, so cost ranges must be approached as estimates influenced by system capacity, SEER rating, ductwork condition and labor availability. Expect variability tied to brand selection, permit requirements and any necessary electrical or sheet-metal work. Illinois lacks a statewide HVAC license, so buyers should confirm city or county credentials, local permits and manufacturer registration as part of the contract negotiation.

Customer highlights were not supplied in the dataset, so reviews should be scanned for recurring themes: punctuality, warranty clarity, cleanup and how techs handle refrigerant recovery. Note that only one provider advertises 24/7 service, which could matter for emergency post-winter failures. Look for clear written estimates, proof of local licensing where required, and references to recent Libertyville installs to gauge fit.

Frequently Asked Questions

AC replacement in Libertyville runs $2,352-$17,920 depending on system size and efficiency. A 3-ton basic central AC costs $5,500-$11,000 installed, a 4-ton mid-efficiency system $7,500-$14,000, and a 5-ton high-efficiency unit $9,500-$16,000. Full HVAC replacement (AC + furnace combined) averages $11,590-$14,100.