HVAC Schools in
St. Louis

The median HVAC technician salary in the St. Louis, MO is $46,890 per year, according to BLS OEWS data. Entry-level technicians typically earn $31,330–$39,110 while experienced technicians and journeymen can earn $67,180+.

Missouri does not require a statewide HVAC license. Many cities such as St. Louis, Kansas City, and Springfield require local mechanical contractor licenses and permits.

Most HVAC certificate programs take 6–12 months. Associate degree programs take 18–24 months. HVAC apprenticeship programs in St. Louis typically take 4–5 years but pay wages from day one. The fastest route to employment is a certificate program followed by an entry-level tech position.

Yes. The St. Louis, MO is projected to add approximately 131 HVAC job openings per year, with 6% employment growth through 2032 — above the national average of 6%. St. Louis and the surrounding Missouri market rely on year-round heating and cooling demand. Accredited HVAC programs in the region prepare technicians for residential service, commercial installs, and EPA 608 certification.

EPA Section 608 certification is required by federal law for anyone handling refrigerants, and is mandatory in St. Louis as elsewhere. Most employers also prefer or require NATE (North American Technician Excellence) certification. Missouri does not require a state HVAC contractor license, though local permits may apply.