❄️ Official Rankings
10 Best HVAC in Gary, IN (October 2026)
We compared 10 hvac serving Gary and Lake County, Indiana, and ranked the top providers by verified reviews, ratings, and local reputation — 2,255 customer reviews in all.
The 10 listed below hold an average rating of 4.9 out of 5, led by Sub-Cooled Heating and Air Conditioning. Updated for October 2026.
- HVAC ranked
- 10
- Average rating
- 4.9★
- Reviews analyzed
- 2,255
#1
⭐ 4.9 · 198 reviews
5348 Central Ave, Portage, IN 46368
#2
⭐ 5.0 · 56 reviews
2235 Crest Rd, Gary, IN 46408
#3
#4
#5
⭐ 5.0 · 26 reviews
2497 Ripley St, Lake Station, IN 46405
#6
⭐ 4.8 · 60 reviews
1949 W 10th Ave, Gary, IN 46404
#7
⭐ 4.7 · 58 reviews
3522 Jackson St, Gary, IN 46408
#8
⭐ 4.6 · 894 reviews
5705 Old Porter Rd, Portage, IN 46368
#9
#10
⭐ 5.0 · 7 reviews
2436 Old Hobart Rd, Lake Station, IN 46405