HVAC Services in Washington, IL
3 HVAC contractors found
Washington Heating & Air Conditioning
4.8(45)
24/7
“Forty-five reviewers collectively award this contractor a 4.8-star rating, with all customers granting five…”
211 Massachusetts Ave, Washington, IL 61571
Barrick-Oltman, Inc. Heating & Cooling
4.6(40)
“Four of five five-star reviewers specifically mention rapid same-day or emergency response times. Technicians…”
25230 Spring Creek Rd, Washington, IL 61571
HVAC Service Costs in Washington, IL
Pricing ranges across all HVAC services offered in Washington.
| Service | Typical Range | Price Points |
|---|---|---|
| AC Repair | $83–$3,080 | — |
| AC Installation | $168–$22,400 | — |
| AC Replacement | $2,352–$17,920 | — |
| HVAC Maintenance | $15–$824 | — |
| HVAC Repair | $83–$3,850 | — |
| HVAC Service | $76–$15,228 | — |
| Emergency HVAC | $165–$3,850 | — |
| Commercial HVAC | $2–$88,000 | — |
Prices reflect continental metro averages based on HomeAdvisor and Angi published cost data. Last updated: April 2026.
Frequently Asked Questions
Among 3 HVAC contractors serving Washington, the top-rated providers average 4.6★ across 112 reviews. The highest-ranked companies on this page are sorted by a combination of rating and review volume, so established contractors with consistent quality appear first. Check reviews, licensing, and response time to pick the right fit for your situation.