❄️ Official Rankings
10 Best HVAC in St Johnsbury, VT (October 2026)
We compared 5 hvac serving St Johnsbury and Caledonia County, Vermont, and ranked the top providers by verified reviews, ratings, and local reputation — 130 customer reviews in all.
The 5 listed below hold an average rating of 4.0 out of 5, led by Sears Appliance Repair. Updated for October 2026.
- HVAC ranked
- 5
- Average rating
- 4.0★
- Reviews analyzed
- 130
- Area code
- 802
#1
⭐ 4.6 · 89 reviews
1999 Memorial Dr 2 2, St Johnsbury, VT 05819
#2
⭐ 4.3 · 3 reviews
370 Railroad St #3, St Johnsbury, VT 05819
#3
⭐ 4.2 · 13 reviews
2409 Portland St, St Johnsbury, VT 05819
#4
⭐ 3.0 · 2 reviews
145 Railroad St, St Johnsbury, VT 05819
#5
⭐ 3.7 · 23 reviews
77 Concord Ave, St Johnsbury, VT 05819