A typical HVAC project runs $5,000 to $15,000. Tell us about yours and compare bids from local pros.
Typical Range
$5,000 to $15,000
The typical HVAC project range is $5,000 to $15,000, a general range for the service. Mid-range projects in this region recoup about 63% at resale (Cost vs Value data).
| Figure | Amount and source |
|---|---|
| Typical project range | $5,000 to $15,000Typical project range from our service pricing data. |
| Average job cost (regional data) | $19,374Remodeling Cost vs Value data, regional figure. |
| Average resale value (regional data) | $12,171Remodeling Cost vs Value data, regional figure. |
7 HVAC companies are listed for St. Louis. They come from public business records and our own checks. Each one shows what we checked and the date where we have one. Listing is not a recommendation.
Last checked November 2026
Last checked November 2026
Last checked November 2026
Last checked May 2026
St. Louis, O'Fallon, St. Charles, St. Peters, Florissant, Chesterfield, Wentzville, Belleville, Oakville, Wildwood, University City, O'Fallon, Ballwin, Mehlville, Kirkwood, Maryland Heights, Granite City, Edwardsville, Alton, Hazelwood, Collinsville, Webster Groves, Arnold, Old Jamestown, Affton, Creve Coeur, Concord, Ferguson, Manchester, Lake St. Louis, and 64 more
If your HVAC system just failed, you don't need a lecture on heat pump technology. You need a fast, honest answer: repair or replace? For most Midwest homeowners, the answer comes down to one calculation: multiply the system's age in years by the repair estimate in dollars.
A typical HVAC project runs $5,000 to $15,000. That is a general range for the service, not a quote for St. Louis, MO. Your price depends on size, materials and access, so compare bids for your specific project.
We list 7 HVAC companies that serve St. Louis, MO. They come from public business records and our own checks, and each listing shows what we checked, with the date where we have one. A listing is not a recommendation.
Describe your project in the bid form on this page. Companies that take this kind of work may contact you with bids. There is no obligation to hire anyone.
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