❄️ Official Rankings
10 Best HVAC in Ellicott City, MD (September 2026)
We compared 10 hvac serving Ellicott City and Howard County, Maryland, and ranked the top providers by verified reviews, ratings, and local reputation — 2,120 customer reviews in all.
The 10 listed below hold an average rating of 4.9 out of 5, led by Beltway Air Conditioning, Heating & Plumbing. Updated for September 2026.
- HVAC ranked
- 10
- Average rating
- 4.9★
- Reviews analyzed
- 2,120
- Area codes
- 410, 443
⭐ 4.9 · 540 reviews
3290 Pine Orchard Ln #A1, Ellicott City, MD 21042
⭐ 4.9 · 375 reviews
4301 Temora Manor Ln, Ellicott City, MD 21042
⭐ 4.9 · 75 reviews
3717 Ligon Rd, Ellicott City, MD 21042
⭐ 4.8 · 254 reviews
9160 Rumsey Rd Suite B2, Columbia, MD 21045
⭐ 4.8 · 163 reviews
9123 MD-108 Ste 305, Columbia, MD 21045
⭐ 4.7 · 561 reviews
8585 Baltimore National Pike #7, Ellicott City, MD 21043
⭐ 5.0 · 21 reviews
4949 Lee Farm Ct, Ellicott City, MD 21043
HVAC listed here serve Ellicott City, Howard County, and nearby ZIP codes including 21041, 21042, 21043.