Among U.S. states, California offers the highest median salaries for HVAC technicians, with an average of approximately $59,200 annually, followed by New Jersey at around $58,300 and Washington at about $58,000. These higher wages are often attributed to the state's higher cost of living, greater demand for skilled HVAC professionals, and more developed construction and maintenance industries. Conversely, states like Wyoming, Mississippi, and West Virginia have lower median salaries, ranging from approximately $49,200 to $49,600, which reflect regional economic factors, lower living costs, and differing levels of industry demand. Overall, HVAC technicians tend to earn the most in states with larger urban centers, higher living costs, and more robust construction sectors, making California the top-paying state for these professionals.