HVAC Salary in Illinois
BLS OEWS May 2025 (released May 15, 2026) · SOC 49-9021 Heating, Air Conditioning, and Refrigeration Mechanics and Installers
All HVAC mechanics and installers, wage-and-salary workers; excludes overtime and the self-employed.
The median annual wage for heating, air conditioning, and refrigeration mechanics and installers in Illinois was $77,410 in May 2025, $16,400 above the national median of $61,010.
The middle half earned between $60,200 (25th percentile) and $96,030 (75th percentile).
Adjusted for 2024 price levels (BEA Regional Price Parity 100, U.S. = 100), that median is worth about $77,443.
This adjustment is our arithmetic, not a BLS figure.
BLS wages exclude overtime, shift differentials and sign-on or holiday bonuses, and cover wage-and-salary workers only.