Data
Heating and air conditioning companies in Idaho
There are 965 heating and air conditioning companies in Idaho (CityPreferred count, October 2026). Boise has the most (137), then Nampa (83).
Reviewed October 1, 2026
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Idaho cities
| City | Companies |
|---|---|
| Boise | 137 |
| Nampa | 83 |
| Meridian | 81 |
| Idaho Falls | 61 |
| Caldwell | 42 |
| Pocatello | 38 |
| Twin Falls | 34 |
| Post Falls | 32 |
| Coeur D'alene | 21 |
| Hayden | 20 |
| Garden City | 20 |
| Rigby | 20 |
Idaho and the rest of the country
Idaho has 965 of the 169,801 heating and air conditioning companies in the country (1%). All states.
What is counted
Independent businesses that do this work, for homes or for businesses. Suppliers, stores and national chains are left out. Being counted does not mean a company is licensed, insured or recommended. A city is listed when it has 20 or more. How we count.
Questions and answers
- How many heating and air conditioning companies are there in Idaho?
- 965, by CityPreferred's count as of October 2026.
- Which Idaho city has the most?
- Boise, with 137, followed by Nampa with 83.