12 AC Installation Contractors in St Joseph, MO

4.3 avg rating
1,805 total reviews1 offer 24/7 service
Need emergency service? 5 HVAC providers in St Joseph offer 24/7 availability

Top-Rated AC Installation Contractors in St Joseph

#1

Paschal Air, Plumbing & Electric

4.8(648 reviews)
Highly Rated

Five-star reviews consistently highlight transparent pricing, with Casey and Kyle named repeatedly for professional conduct and clear explanations. Negative…

4902 Frederick Ave, St Joseph, MO 64506
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#2

Schomburg Heating & Cooling Inc

4.8(435 reviews)
Highly Rated

Three of four detailed reviews award five stars, citing polite staff, same-day service, and technicians who explained concepts clearly. Single one-star reviews…

110 Illinois Ave, St Joseph, MO 64504
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#3

Armstrong's Heating and Cooling

4.9(314 reviews)
Highly Rated

Eight customer reviews analyzed show unanimous 5-star ratings, with recurring themes of honest diagnostic communication, refusal to upsell unnecessary work,…

813 S 7th St, St Joseph, MO 64501
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All AC Installation Contractors (12 total)

A & M Heating & Cooling

4.8(192)
Highly Rated

Five of six readable reviews carry 5-star ratings, with customers specifically praising efficient same-day…

513 S 4th St, St Joseph, MO 64501
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HK Quality Heating And Cooling

4.8(84)

Five reviewers awarded 5-star ratings, with recurring themes including honest diagnostics that saved…

1105 N 3rd St, St Joseph, MO 64501
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Comfort Heating & Cooling

4.8(65)

Seven customers explicitly award five-star ratings, with three reviewers detailing specific repair scenarios…

1923 N Woodbine Rd, St Joseph, MO 64506
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Hines Mechanical

5.0(16)

Three of seven reviewers specifically named individual team members, with Brandon praised for patience and…

6291 MO-6, St Joseph, MO 64507
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Bob Hudson Heating Cooling Refrigeration & Appliance

4.2(25)

Seven of eight reviewers gave 5-star ratings, with the single 2-star review citing a communication issue…

2203 N Woodbine Rd, St Joseph, MO 64506
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Airway Furnace Company

4.1(13)

10 of 13 reviewers award 5 stars, with recurring themes of skilled technicians, long-term customer…

2301 Frederick Ave #3, St Joseph, MO 64506
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Jay Wolf Heating and Cooling

4.4(8)

Five of eight reviews award five stars, with technicians praised specifically by name for same-day repairs…

1224 N Fourth St, St Joseph, MO 64501
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Dragoo Metal Works

4.8(5)
24/7

Five reviews yield a 4.8-star average, with both detailed ratings awarding top marks for timeliness and…

7002 King Hill Ave, St Joseph, MO 64504
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Scott's Heating & Cooling

0.0

No customer reviews were available for this business listing, preventing sentiment analysis across reviewer…

2300 Davis St, St Joseph, MO 64505
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AC Installation Costs in St Joseph

New central AC installation costs in St Joseph, 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 St Joseph, MO: What to Expect

St. Joseph sits in the Missouri River valley where summer temperatures hit 88 F with humidity that makes the air feel heavier, forcing residents to run cooling systems for nearly forty days each year. Winters dip to 17 F, creating balanced demand between heating and air conditioning from November through March. Homeowners in the greater St. Joseph area can choose from twelve local contractors, averaging 4.3 stars across over eighteen hundred reviews. Professional AC Installation in St Joseph helps households manage the region's seasonal extremes efficiently.

Pricing for cooling equipment varies significantly by system type and capacity. A window unit runs from $168 to $784, while a ductless mini-split configured for a single zone costs between $2,240 and $8,960. Homeowners replacing central AC with existing ductwork should budget approximately $3,920 to $13,440, though final costs depend on unit efficiency ratings and labor complexity. Missouri has no statewide HVAC license, so local permits and contractor credentials matter for ensuring code-compliant installations and protecting manufacturer warranties.

Armstrong's Heating and Cooling earns the highest average rating among reviewed contractors at 4.9 stars, with customers repeatedly praising honest diagnostic communication and refusal to recommend unnecessary work, plus prices that came in below competing estimates. Paschal Air, Plumbing & Electric draws mentions of technicians Casey and Kyle for professional conduct and clear explanations throughout the service process. Schomburg Heating & Cooling Inc earns positive marks for same-day responsiveness and courteous staff who take time to explain system components to homeowners.

Frequently Asked Questions

New AC installation in St Joseph 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.