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248 AC Replacement Contractors in Alexandria, VA

4.9 avg rating
24,599 total reviews5 offer 24/7 service
Need emergency service? 38 HVAC providers in Alexandria offer 24/7 availability→
AC Repair(697)HVAC Maintenance(777)AC Installation(449)HVAC Service(1010)HVAC Repair(621)Emergency HVAC(298)AC Replacement(248)Commercial HVAC(187)

Top-Rated AC Replacement Contractors in Alexandria

#1

Len the Plumber Heating & Air, LLC

4.7(7,260 reviews)
24/7

“7,094 reviews produce a 4.7-star average, with every customer awarding 5 stars in the sampled feedback. Multiple reviewers explicitly mention same-day or…”

6598B Fleet Dr, Alexandria, VA 22310
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#2

John C. Flood

4.8(5,321 reviews)
24/7 Highly Rated

“Every reviewer awarded 5 stars, with customers highlighting the same-day response, multiple detailed options before installation, and the courtesy of specific…”

6430 General Green Way, Alexandria, VA 22312
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#3

Rooftop Chimney Sweeps

5.0(2,034 reviews)
Highly Rated

“All five-star reviewers specifically name the technician who served them, with Will Claros, Samual, Eric, and Josue Calles Campos each receiving individual…”

4410 Wheeler Ave, Alexandria, VA 22304
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All AC Replacement Contractors (248 total)

Krafft Service Corporation

4.9(1,698)
24/7 Highly Rated

“Every reviewer awarded 5 stars, with 6 of 6 explicitly praising technician honesty and refusal to upsell…”

5707A Edsall Rd, Alexandria, VA 22304
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Plumb Professionals

4.9(1,297)
Highly Rated
Call

Cyprus Air Heating, Cooling and Fireplaces

4.3(2,211)
24/7

“Four of five sampled five-star reviews explicitly name a specific technician (Jay, Marcellus Ferguson, or…”

7525 Richmond Hwy, Alexandria, VA 22306
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Caffi Services

4.9(600)
24/7 Highly Rated

“All five-star reviews mention specific technicians by name, with Brian appearing in multiple favorable…”

1313 Powhatan St, Alexandria, VA 22314
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HVAC DONE EZ LLC

5.0(318)
Highly Rated

“Five reviewers specifically referenced emergency or time-sensitive situations, with one customer's unit…”

Call

DR Handy Services INC

5.0(303)
Highly Rated

“303 reviews yielding a 5.0 average means every single client rated their experience at maximum satisfaction,…”

Call

Ava Air Heating and Cooling

5.0(286)
Highly Rated

“269 reviews with a perfect 5.0-star average. Technicians Paul, Gus, and Will are named across multiple…”

Call

Robert's Heating & Air Conditioning of Virginia

4.9(299)
Highly Rated

“All 298 reviews awarded 5 stars, with customers particularly noting Jason's honesty and technical knowledge,…”

Call

Mac’s plumbing Llc

4.9(249)
Highly Rated

“All 249 reviews carry 5-star ratings, with seven reviewers specifically naming individual technicians,…”

Call

Morgal Plumbing Industries, LLC

5.0(217)
Highly Rated

“All 217 reviews award 5 stars, with emergency response speed and upfront pricing cited as consistent…”

Call

Brownlee Plumbing LLC

4.8(268)
Highly Rated

“264 reviewers award Brownlee Plumbing a 4.9-star average, with customers consistently praising diagnostic…”

82 S Early St, Alexandria, VA 22304
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Appliance Repair Services

4.9(210)
Highly Rated

“Every reviewer awarded 5 stars, with 7 of 9 reviewers specifically naming a technician (Omar, Karim, or…”

424 N Armistead St, Alexandria, VA 22312
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Trusted HVAC Services LLC

4.9(177)
Highly Rated

“Every sampled reviewer awarded 5 stars, with three clients specifically praising the absence of recommended…”

Call

Lyons Contracting

4.9(174)
Highly Rated

“All five featured reviews award 5 stars, with every reviewer naming Tom Petrilli or the crew specifically.…”

4930 A Eisenhower Ave, Alexandria, VA 22304
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AeroTherm HVAC LLC

4.9(170)
Highly Rated

“Eight customers explicitly mention receiving same-day or same-week service response, with one describing a…”

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Neighborhood Specialists Air Conditioning & Heating, Inc.

5.0(145)
Highly Rated

“All four detailed reviews award 5 stars, with three specifically naming Stelios as the technician. Reviewers…”

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LST cleanflow air duct & chimney services

4.9(156)
Highly Rated

“All eight reviewers awarded 4 or 5 stars. Jason and Steve appear by name in multiple positive reviews, with…”

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Extra care heating and air conditioning

4.8(171)
Highly Rated

“Positive reviews cite diagnostic accuracy and transparent pricing, while negative reviews reference…”

Call

IG HVAC LLC

5.0(125)
Highly Rated

“All eight indexed reviews award five stars, with six explicitly mentioning either Ian or Paul by name.…”

Call

All About Plumbing LLC

4.8(148)
Highly Rated

“All five-star reviewers specifically name a technician (Carl or CJ) as delivering exceptional service. Four…”

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Capozio Services

5.0(119)
Highly Rated

“Six reviewers awarded perfect scores, with three mentioning samday weekend emergency availability. Multiple…”

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COMFORT-TECH LLC (ALEX, VA)

5.0(115)
Highly Rated

“All 115 reviews award five stars, with multiple clients specifically mentioning budget-friendly pricing and…”

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Pro Service Plumbing & Gas

5.0(101)
Highly Rated

“Three reviewers specifically mention same-day or weekend emergency response, with one noting a Sunday evening…”

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Pavel Refrigerant Services

5.0(100)
Highly Rated

“Eight detailed reviews document emergency same-day service across restaurants, grocery stores, and industrial…”

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AY Air Duct & Dryer Vent

4.7(132)

“Seven reviewers award five stars, with four mentioning specific technicians by name. Two one-star reviews…”

3414 Wessynton Way, Alexandria, VA 22309
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A&S Construction, LLC

5.0(94)

“All 94 reviews carry 5-star ratings, with customers frequently mentioning the responsive communication style,…”

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Hodge’s Electrical, Heating & Air Conditioning Service

4.9(101)
Highly Rated

“Eight reviewers collectively award five stars, with half explicitly naming Jerome as their point of contact.…”

Call

AC Replacement Costs in Alexandria

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

ServiceLowAverageHigh
Central AC (3-ton, basic)
$5,500$8,000$11,000
Central AC (4-ton, mid-efficiency)
$7,500$10,500$14,000
Central AC (5-ton, high-efficiency)
$9,500$12,500$16,000
Full HVAC system (AC + furnace)
$11,590$13,430$14,100
Plus ductwork replacement
If existing ducts are aged/leaking
$2,100$3,000$4,000
Repair cost threshold50% rule: if repair > 50% of replacement, replace

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

AC Replacement in Alexandria, VA: What to Expect

Alexandria experiences hot, humid summers with temperatures reaching 88 F along the Potomac River, creating significant cooling demand for homes throughout Northern Virginia. The region also sees cold winters averaging 28 F, meaning HVAC systems work year-round under demanding conditions. Homeowners in this area have access to 248 licensed contractors maintaining an average rating of 4.0 across nearly 29,000 customer reviews. AC Replacement in Alexandria typically involves upgrading systems that have endured years of heavy seasonal cycling.

Costs reflect system size and efficiency ratings. A 3-ton basic central AC runs $5,500 to $11,000, while a 4-ton mid-efficiency unit spans $7,500 to $14,000. High-efficiency 5-ton systems reach $16,000 installed. These figures cover equipment, permits, and professional labor. Virginia requires contractors to hold a Class A, B, or C license with an HVA specialty from DPOR, ensuring qualified installation.

Customer feedback reveals strong response times and detailed proposals. Len the Plumber Heating & Air holds a 4.7 average with reviewers highlighting same-day arrival during emergencies. John C. Flood maintains 4.8 stars as customers praise multiple options presented before installation and technicians like Nathan and Jacob. Rooftop Chimney Sweeps achieves a perfect 5.0 rating with clients specifically naming technicians including Will Claros, Eric, and Josue Calles Campos who earned individual recognition.

Frequently Asked Questions

AC replacement in Alexandria runs $2,100-$16,000 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 Alexandria, VA

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