21 AC Replacement Contractors in Nampa, ID

4.5 avg rating
4,861 total reviews7 offer 24/7 service
Need emergency service? 24 HVAC providers in Nampa offer 24/7 availability

Get Free AC Replacement Quotes in Nampa, ID

Not ready to call? Tell us what you need and we'll connect you with top-rated contractors.

Free, no obligation. We'll show you top contractors you can contact directly.

Top-Rated AC Replacement Contractors in Nampa

#1

Express Plumbing Heating & Air

4.9(2,538 reviews)
24/7 Highly Rated

The review corpus reveals strong consistency: five reviewers assign five stars, with three mentioning specific technicians (Cole Derby, Ricardo) by name. Two…

3207 Garrity Blvd, Nampa, ID 83687
#2

Owyhee Heating and Air Conditioning

4.8(1,009 reviews)
24/7 Highly Rated

Of six sampled reviews, five award perfect 5-star ratings citing specific technicians (Evan, Isaiah, Calvry), same-day service, and problem-solving ability…

1020 1st St S, Nampa, ID 83651
#3

McFate's Heating & Cooling

4.9(396 reviews)
Highly Rated

Every visible review awards 5 stars, with no lower ratings in the sample. Reviewers consistently mention named staff (Sonia, Sean, Louie, Juan) and specific…

404 N Sugar St, Nampa, ID 83687

All AC Replacement Contractors (21 total)

Premier Heating & Air Conditioning Inc

4.9(217)
Highly Rated

Twenty-four of thirty reviewed testimonials explicitly use the word honest or fair in describing pricing,…

334 Palmer Dr, Nampa, ID 83686

D & A Heating And Cooling

4.9(166)
24/7 Highly Rated

Five of five sampled reviewer citations mention technician specificity by name, with Shane, Carter, and team…

549 W Locust Ln, Nampa, ID 83686

Peppy Heating and Cooling Nampa

5.0(143)
24/7 Highly Rated

Every reviewed homeowner awarded 5 stars, with technicians Brett and Sammy specifically named for…

16096 N 20th St, Nampa, ID 83687

ABC Mechanical Inc

5.0(60)
24/7

All 60 reviews award 5 stars, with customers specifically praising technician Alberto's problem-solving…

642 S Queens Dr, Nampa, ID 83687

Air Comfort Inc Heating & Cooling

4.5(75)

All five verified reviews award 5 stars, with three naming technician Jace for fireplace repair, a heating…

MetalHead Mechanical

5.0(37)
24/7

All 37 reviews award 5 stars, and at least three customers specifically highlight same-day or next-day…

613 Sunken Valley Dr, Nampa, ID 83687

Brightside Mechanical Plumbing | Heating | Cooling

5.0(26)

All 5 reviewers awarded 5 stars and specifically named Jeremy as the technician they spoke with. Three…

Lehosit's Heating and Air

4.3(44)

The 4.3-star average across 44 reviews reflects solid customer satisfaction, though 3 reviewers gave 5 stars…

Valor Heating and Cooling

4.8(24)

Five reviewers name Jason specifically, with all five assigning 5 stars and highlighting his honesty and…

ICON AIR

3.8(56)

55 reviews produce a 3.8-star average, with four customers describing rapid response times during heating and…

16169 N Franklin Blvd, Nampa, ID 83687

Town & Country Heating and Air

5.0(8)

All 8 reviews award 5 stars, with Rob specifically named by 4 reviewers describing their experience.…

Add comfort heating and air LLC

5.0(6)

All three verified homeowner reviews award five stars, with Brandon named explicitly in each account. Jeremy…

2914 Shamrock Ave, Nampa, ID 83686

Aardvark Heating and Cooling

2.4(50)

3 of 50 reviews are 1-star accounts of technicians accepting diagnostic fees, failing to order parts or…

Impact Heating and Air

5.0(2)

Both reviews award 5 stars, with Steve Garrick specifically noting the team responded promptly and explained…

The Heating & Cooling Company

5.0(2)

Both reviews award 5-star ratings and mention specific technicians by name, with one reviewing party…

912 12th Ave S, Nampa, ID 83651

Masters Heating & Cooling

5.0(1)

Allcustomer feedback rates the contractor at 5 stars. One reviewer specifically praised the quick and…

Nampa, ID 83651

Select Air Heating and Cooling

5.0(1)

The sole 5-star review specifically names technician Jon and describes a two-visit same-day repair sequence:…

17617 11th Ave N, Nampa, ID 83687

Complete Air Mechanical

0.0
24/7
1123 12th Ave Rd #224, Nampa, ID 83686

AC Replacement Costs in Nampa

Replacement costs for aging systems in Nampa. 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 Nampa, ID: What to Expect

Nampa sits on the dry edge of the Boise metro, where summer highs near 91°F and winter lows around 24°F push households to replace aging systems for both efficient cooling and robust heating. Low humidity keeps AC efficiency high, but prolonged heating demand from October through April means many residents budget for full-system upgrades. Local searches for ac-replacement Nampa often return the same set of about 21 contractors, averaging a 4.5 rating across 4,773 reviews; seven firms advertise 24/7 service.

Published cost specifics weren’t included in the supplied dataset, so price signals must be interpreted from scope: straight AC swaps, full-system replacements, and ductwork or electrical upgrades each carry different line-item costs. Plan for diagnostic fees, permit charges, and potential panel or duct repairs. Idaho requires an HVAC Contractor License through the Division of Building Safety (HVAC Bureau) and contractors must employ a licensed HVAC Journeyman, a regulation that affects bids and timelines and is worth verifying before signing.

Customer highlights were not provided, but review patterns in this market tend to favor responsiveness, clear estimates, and post-installation follow-up. Given the seasonal swing between cooling and heating, prioritize contractors that document warranties, demonstrate energy-efficiency options, and can show DBS licensing and journeyman credentials. Availability for winter start-ups and emergency calls is especially valuable in the Nampa-Boise corridor.

Frequently Asked Questions

AC replacement in Nampa 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.

All HVAC Contractors in Nampa, ID

Complete directory of 76 contractors — browse alphabetically

A–Z