❄️ Official Rankings
10 Best HVAC in Hagerstown, MD (August 2026)
We compared 10 hvac serving Hagerstown and Washington County, Maryland, and ranked the top providers by verified reviews, ratings, and local reputation — 7,302 customer reviews in all.
The 10 listed below hold an average rating of 4.9 out of 5, led by Total Comfort Heating & Air Conditioning Inc.. Updated for August 2026.
- HVAC ranked
- 10
- Average rating
- 4.9★
- Reviews analyzed
- 7,302
- Area codes
- 301, 240
Total Comfort Heating & Air Conditioning Inc.
⭐ 5.0 · 295 reviews
12009 Margaret Dr, Hagerstown, MD 21742
Maryland Comfort Heating & Cooling
⭐ 5.0 · 101 reviews
Hagerstown, MD 21740
Cumberland Valley Heating & Air Conditioning
⭐ 4.9 · 474 reviews
11005 Bower Ave, Hagerstown, MD 21740
Mike Yeakle's Heating & Air Conditioning
⭐ 4.9 · 192 reviews
635 Summit Ave, Hagerstown, MD 21740
McIntire HVAC
⭐ 4.9 · 170 reviews
313 E Wilson Blvd Ste 3, Hagerstown, MD 21740
Larry & Sons Plumbing, Heating, Cooling, Drain & Electrical
⭐ 4.8 · 5119 reviews
20 Hump Rd, Hagerstown, MD 21740
Hagerstown Heating & Cooling
⭐ 4.8 · 706 reviews
511 E Franklin St, Hagerstown, MD 21740
Wivell's Heating and Air Conditioning, LLC
⭐ 5.0 · 25 reviews
901 Pope Ave Building #15 1st Floor Unit, C, Hagerstown, MD 21740
Hardell Services
⭐ 4.6 · 35 reviews
44 Garlinger Ave, Hagerstown, MD 21740
HVAC listed here serve Hagerstown, Washington County, and nearby ZIP codes including 21740, 21741, 21742, 21746, 21747, 21748, 21749.