Cost Guide
How Much Does AC Replacement Cost?
The average cost of AC replacement in Los Angeles & Orange County ranges from $5,500 to $12,000, depending on ductwork condition and the permit and HERS-testing scope.
Cost guide · Last reviewed
Quick Answer
The average cost of AC replacement in Los Angeles & Orange County ranges from $5,500 to $12,000, depending on ductwork condition and the permit and HERS-testing scope. That range assumes your existing ducts are serviceable — duct replacement moves a project into full-system territory ($8,000–$25,000+ published). Every LA/OC change-out is permitted work with independent Title 24 HERS testing, so those line items belong in any honest quote. Our current special takes $500 off any A/C system.
Range source: published Los Angeles & Orange County figures compiled from Angi, HomeAdvisor, and regional cost guides (2026) — the same data behind our interactive pricing explorer. Your exact price depends on your home; estimates are free and quoted in writing.
What does AC replacement cost in LA & Orange County?
An AC replacement in Los Angeles & Orange County carries three cost layers a national average never sees: the equipment itself, the code work (a mechanical permit plus independent Title 24 HERS testing — duct leakage, airflow, and in inland climate zones refrigerant-charge verification), and the condition of what the new unit connects to — your ducts, electrical, and line set.
The published LA/OC range for a central AC replacement on existing ducts is $5,500–$12,000 (compiled from Angi, HomeAdvisor, and regional 2026 cost guides — the same data on our pricing page). LA labor and permitting run roughly 10–20% above the California average on HVAC work, with LADBS mechanical permits commonly $250–$1,000 all-in once testing and surcharges stack. If the ducts are leaky or the project pairs the AC with a furnace, the published full-system range is $8,000–$25,000+ — the top end including new ductwork. Both ranges are wide because both ends are real jobs; where your job lands is what a free in-home estimate answers, and what no chatbot can see.
What are your good, better, and best options?
| Option | What it is | Published range | Worth knowing |
|---|---|---|---|
| Good — condenser + coil change-out | New AC on existing, serviceable ducts and a healthy furnace/air handler | $5,500–$12,000 (published range, existing ducts) | HERS duct-leakage and airflow testing still applies to most change-outs |
| Better — furnace + AC full system | Replace both sides of the system at once — one crew, one permit package | $8,000–$25,000+ (published full-system range) | The published top end includes new ductwork |
| Best — ducted heat pump conversion | One outdoor unit that heats and cools — the electrification path | $9,000–$18,000 (published range, before utility rebates) | SCE instant discounts ($300+/ton) or APU's $200/ton in Anaheim can apply — territory decides |
Published third-party LA/OC market ranges — not a Power Pro price list. Use them to sanity-check any bid; your written quote is exact and free, and our $500-off-any-A/C-system special applies on top.
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What factors affect AC replacement prices?
| Cost factor | Why it moves the price | Typical impact |
|---|---|---|
| Ductwork condition | Leaky or undersized ducts strangle a new system; heavy duct work moves you to the full-system range | The single biggest swing between $5,500 and $25,000+ |
| Permit + Title 24 HERS testing | Mechanical permit plus independent duct-leakage/airflow (and inland, refrigerant-charge) testing | LADBS all-in commonly $250–$1,000; the rater's CF-3R closes the permit |
| Asbestos abatement (older ducts) | Pre-1980s duct wrap and registers can require licensed abatement before duct work | Real scope when found — priced only after eyes on the ducts |
| Electrical capacity | Older panels may need breaker or panel work for a new condenser or heat pump | Assessed at the free estimate |
| Efficiency tier & brand line | SEER2 tier, staging, and coastal-rated coils move equipment cost | We're a Daikin Comfort Pro dealer — options quoted side by side |
How do rebates change the math?
Straight AC replacements have modest rebate options in 2026 — the real utility money follows heat pumps: SCE territory gets instant equipment discounts of $300+/ton (central) and up to $600/ton (mini-split) through participating distributors, Anaheim's municipal APU pays $200/ton on qualifying replacement systems, and LADWP's Consumer Rebate Program (City of LA electric customers only) pays up to $2,500/ton on heat pumps and $100–$120/ton on standard AC. Federal 25C/25D credits expired for 2026 installs. If you're weighing AC-only vs. heat pump, that rebate map is a real input — the rebates guide has every verified program, and the heat-pump-vs-furnace guide runs the comparison honestly.
Is AC replacement priced differently in your city?
Where the answer genuinely changes — a municipal utility that voids a rebate, a documented permit regime, a housing stock that moves the scope — we've written the local version. Where it doesn't, this guide is the answer everywhere we serve.
About this cost guide
Written and reviewed by the Power Pro Plumbing, Heating & Air team under the pricing standard set by founder Raul Rodriguez — four decades in the trades, serving Los Angeles & Orange County from Cerritos, Gardena, and Anaheim for 20+ years (hear him on The Catalyst for the Trades). CSLB License #766254 — verify it at cslb.ca.gov. Every dollar figure on this page is a published LA/OC market range or a verified program amount, never an invented Power Pro price list; quotes are exact, free, and in writing. Last reviewed .
Common questions
Why do AC replacement quotes in LA vary by thousands for the same tonnage?
Because the tonnage isn't the job. Duct condition, Title 24 HERS testing, asbestos abatement on older duct systems, electrical capacity, and line-set condition all move the price — that's why the published LA/OC range on existing ducts is $5,500–$12,000 and full systems run $8,000–$25,000+. Compare scope line by line, not bottom numbers.
Do I need a permit and HERS testing for an AC change-out?
Yes — a mechanical permit plus Title 24 field testing by an independent HERS rater on most change-outs: duct leakage, airflow, and refrigerant-charge verification in inland climate zones (coastal zone 6 is exempt from the refrigerant check). The rater's registered CF-3R certificate is what closes your permit. We schedule the rater as part of the job.
Should I replace just the AC or the whole system?
Age decides. If the furnace is past 12–15 years, pairing it with the AC replacement (published full-system range $8,000–$25,000+) usually beats paying twice for crews and permits within a few years. If the furnace is young and healthy, an AC-only change-out on sound ducts is the honest call.
Is a heat pump worth considering instead of a straight AC replacement?
In our mild-winter climate, often yes: one system heats and cools, the published ducted range is $9,000–$18,000 before rebates, and the electric-side incentives (SCE instant discounts, APU's $200/ton in Anaheim, LADWP up to $2,500/ton in the City of LA) apply to heat pumps rather than AC-only equipment. We quote both paths side by side on request.
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AC Replacement — priced honestly, in writing.
The published range is $5,500–$12,000. Your number is exact: free estimate, upfront pricing, price match guarantee, and a free second opinion on any quote you already have.
