7 AC Installation Contractors in Lacey, WA

4.8 avg rating
3,741 total reviews2 offer 24/7 service

Top-Rated AC Installation Contractors in Lacey

#1

Capital Heating, Cooling, Plumbing & Electric

4.9(2,319 reviews)
Highly Rated

Nearly 2,300 reviews yield a 4.9 average rating, with repeat mentions of same-day response during heat wave emergencies. Positive feedback consistently cites…

1218 Carpenter Rd SE, Lacey, WA 98503
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#2

Sunset Air

4.9(1,313 reviews)
Highly Rated

Over half of customers mention technicians by name, with consistent praise for punctuality, thorough communication, and respectful worksite practices. The sole…

5210 Lacey Blvd SE, Lacey, WA 98503
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#3

All-Star Heating & Cooling

5.0(84 reviews)
24/7

Every one of the 84 reviewers awards 5 stars, with emergency same-day service appearing in at least three accounts. Reviewers frequently cite fair pricing…

7402 37th Ave SE, Lacey, WA 98503
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All AC Installation Contractors (7 total)

Elite Mechanical Services

5.0(8)

All four publicly visible reviewers award 5 stars, with Dan Mitchell emphasizing equipment reliability and…

2625 Reinhardt Ln NE Suite F, Lacey, WA 98516
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Johnstone Supply

4.4(9)

Four of five reviewers give 5-star ratings, praising helpful staff and quality equipment selection. One…

9045 Orion Dr NE C, Lacey, WA 98516
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TCMS

4.5(4)
24/7

Both reviews award full five stars, with customers specifically praising the people and business model. One…

8310 30th Ave NE, Lacey, WA 98516
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Mechanical Maintenance

5.0(3)

All three client reviews award five stars, with unanimous praise for courteous service, thorough workmanship,…

1401 Marvin Rd NE, Lacey, WA 98516
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On Time Electric Heating Air

5.0(1)
2327 Willamette Dr NE, Lacey, WA 98516
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AC Installation Costs in Lacey

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

ServiceLowAverageHigh
Window unit
$138$322$644
Ductless mini-split (single zone)
$1,840$4,140$7,360
Central AC replacement (existing ducts)
$3,220$5,980$11,040
Central AC new install (with ductwork)
$6,440$11,040$18,400
Carrier (residential)
$3,496$5,704$9,660
Trane (residential)
$4,600$8,096$12,512
Lennox (residential)
$3,220$5,980$11,040
Rheem (residential)
$2,944$5,060$8,280

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

AC Installation in Lacey, WA: What to Expect

The southern end of Puget Sound sits under an oceanic climate that keeps Lacey mild for much of the year. Summers rarely push past eighty degrees, yet heat waves arrive with enough frequency now that many households find themselves searching for reliable AC Installation in Lacey. The area is served by eight contractors holding an average rating of 4.8 across more than three thousand combined reviews, and two of them field calls around the clock for emergency calls during those sudden warm spells.

Pricing reflects the scope of each installation type. A window unit runs roughly $138 to $644, while a ductless mini-split for a single zone typically costs between $1,840 and $7,360. Homeowners replacing central air conditioning with existing ductwork should budget around $3,220 to $11,040. Washington does not require a statewide HVAC license, so contractors must meet local licensing requirements where they operate, and those credentials directly influence the quality of equipment selection and installation precision.

Reviewers consistently highlight specific names when praising local technicians. Capital Heating, Cooling, Plumbing & Electric draws mention of same-day response during heat wave emergencies, with diagnostic thoroughness appearing across multiple accounts. Sunset Air technicians are named frequently, with punctuality and respectful worksite practices earning repeat recognition. All-Star Heating & Cooling maintains a perfect five-star average across all eighty-four reviewers, and emergency same-day service surfaces in several comments alongside praise for fair pricing and clear communication.

Frequently Asked Questions

New AC installation in Lacey costs $138-$18,400 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.