Replacing a central AC typically costs $2,500 to $7,500 (HomeGuide) or $3,887 to $8,073 installed (HomeAdvisor, updated Jun 17, 2026); Fixr puts central AC at $5,000 to $12,000. These are national figures; we found no Mesa-only price survey.
Mesa HVAC › AC Replacement Cost in Mesa, AZ (2026)
2026 AC replacement cost ranges
| Job | Range | Source |
|---|---|---|
| Central AC unit replacement, installed | $2,500 – $7,500 | HomeGuide, new HVAC system cost (updated Aug 27, 2025) |
| Full HVAC (furnace + AC) replacement | $5,000 – $11,000 ($8,000 average) | HomeGuide (updated Aug 27, 2025) |
| HVAC with new ductwork | $7,000 – $16,000 | HomeGuide (updated Aug 27, 2025) |
| Heat pump, installed | $3,800 – $8,200 | HomeGuide (updated Aug 27, 2025) |
| AC unit installed (normal range) | $3,887 – $8,073 ($5,978 average) | HomeAdvisor, updated Jun 17, 2026 |
| Central AC installed (national average range) | $5,000 – $12,000 (about $6,000 average, 3-ton) | Fixr, AC installation cost (updated Jan 28, 2026) |
| HVAC replacement permit | $100 – $250 | HomeGuide (updated Aug 27, 2025) |
These are national ranges from the sources cited. We found no published Mesa-only price survey (UNKNOWN), so treat them as a starting point and get at least two written quotes. The sources disagree because they measure different job mixes.
What drives the price
- System size (tons) and SEER2 efficiency rating.
- Whether ductwork and the line set are reused.
- Heat pump versus AC with a separate furnace.
Hiring checklist
- Check the contractor's license on the Arizona ROC contractor search.
- Ask for the diagnostic fee and after-hours rate before the visit.
- Get written quotes for the same repair or equipment. Compare Mesa HVAC companies ranked by verified public facts.
Frequently Asked Questions
- How much does a new AC cost in Mesa in 2026?
- National data puts a central AC replacement at $2,500 to $7,500 (HomeGuide), $3,887 to $8,073 (HomeAdvisor) or $5,000 to $12,000 installed (Fixr). We found no Mesa-only price survey.
- Do I need a permit to replace an AC in Mesa?
- HomeGuide puts typical HVAC replacement permits at $100 to $250 nationally. We did not find a published City of Mesa residential HVAC permit fee (UNKNOWN); ask your contractor who pulls the permit.
- Is a heat pump an option?
- Yes. HomeGuide lists heat pump replacement at $3,800 to $8,200 installed.
Sources
- HomeGuide, new HVAC system cost (updated Aug 27, 2025)
- HomeAdvisor, updated Jun 17, 2026
- Fixr, AC installation cost (updated Jan 28, 2026)
- Arizona ROC contractor search
Related
- Mesa HVAC Companies Ranked by Verified Public Facts (2026)
- AC repair cost in Mesa (2026)
- AC replacement cost in Mesa (2026)
- AC repair companies
- HVAC installation companies
- Methodology
Listing updates and sponsorship
Own one of these businesses? Claiming or correcting a listing is free. A Featured spot is a paid placement, always labeled “Featured”, and never changes any list order or ranking.