AC Installation Cost - What It Actually Costs, Quoted Free

Every visit starts with

Seasonal tune-up and full diagnostic on your Carrier, Trane, or Goodman system - readings shown to you before any repair is proposed

Your new heating and cooling system for as low as $119/month*on approved credit; ask for current terms

Diagnosis first, numbers second - you approve the repair price before a single part goes in.

Styles & brands we work with

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Before & after – our own jobs

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How Much Does AC Installation Cost in Los Angeles?

In Los Angeles, a complete AC installation typically runs $4,130-$8,850 including equipment, labor, permits, and basic materials. Most single-family homes in neighborhoods like Sherman Oaks, Pasadena, or Torrance fall in the $5,200-$6,800 range for a standard split system replacement. The final price depends on your home’s square footage, existing ductwork condition, and whether you’re upgrading electrical capacity to handle a higher-efficiency unit.

At Coldharbour Heating & Air, we give you a written price before any work begins - part of The Kingswell Way we’ve followed since 2003. No surprises at the door, no add-ons after the fact.

AC Installation Cost Breakdown (2026)

These ranges reflect what we’re seeing across the Los Angeles basin in 2026, from the San Fernando Valley down to Long Beach. The biggest swing factor is usually the existing infrastructure. A home with intact ductwork and adequate electrical service lands at the lower end. A 1960s ranch in Woodland Hills with original galvanized ducts and a 100-amp panel will need more prep work, pushing the total toward the higher end.

We break every quote into line items so you see exactly where your money goes. That’s standard practice for us, not an upgrade.

What Affects AC Installation Pricing in Los Angeles

• System size (tonnage): Los Angeles County’s mixed climate - hot San Fernando Valley summers, cooler coastal zones - means sizing matters. An oversized system short-cycles and wastes energy; undersized runs constantly and fails early. We perform a Manual J load calculation to match tonnage to your specific home, not just square footage.
• SEER rating and technology: California’s Title 24 requires minimum 15 SEER for new installations in most climate zones. Stepping up to a 16 or 18 SEER variable-speed compressor (the motor that adjusts cooling output instead of simply on/off) adds $800-$2,200 upfront but cuts summer electricity bills 20-35% in Valley neighborhoods where AC runs hard from June through October.
• Ductwork condition: Older homes in Eagle Rock, Highland Park, or mid-century tracts in the South Bay often have ducts leaking 25-40% of conditioned air into attics or crawl spaces. Sealing or replacing ducts adds cost but prevents the new system from fighting itself.
• Electrical capacity: Many Los Angeles homes built before 1980 have 100-amp panels that can’t handle modern AC loads, especially variable-speed units. A panel upgrade runs $1,200-$2,800 but eliminates the fire risk of an overloaded service.
• Access and location: Rooftop installations common in denser neighborhoods like Koreatown or West Hollywood require crane rental ($400-$900) and structural evaluation. Tight side yards in older neighborhoods can add labor hours for equipment maneuvering.
• Permit complexity: Los Angeles Department of Building and Safety (LADBS) requires permits for all AC replacements. Historic districts or hillside zones add review layers. We handle permit submission and inspection scheduling as part of every job - it’s built into our pricing, not tacked on later.

How to Save on AC Installation

There’s honest savings and there’s false economy. Here’s where we’ve seen Los Angeles homeowners actually keep costs down without cutting corners:

1. Time your replacement before total failure. An emergency mid-July install in the Valley costs more - crews are booked, and you’re not shopping. If your system is 12+ years old and needing repairs, plan the replacement for spring.
2. Check utility rebates first. LADWP and SoCalGas periodically offer rebates for high-efficiency systems, sometimes $500-$1,500. We keep current rebate information on hand and factor it into written quotes when available.
3. Don’t oversize. A honest load calculation prevents paying for capacity you don’t need. We’ve seen contractors spec 4-ton systems for 1,800-square-foot homes that only need 2.5 tons - that’s $1,200-$1,800 in unnecessary equipment.
4. Bundle with duct sealing. If your ducts test poorly, addressing it during installation is cheaper than a separate return visit. The work is already open, and we can apply Aeroseal or manual mastic sealing efficiently.
5. Ask about financing. We offer payment plans that spread the cost over 12-60 months for qualified homeowners. The interest is often less than the summer electricity waste from running an failing, inefficient system.

The real savings, though, comes from AC Installation services done correctly the first time. A botched install - incorrect refrigerant charge, leaky ducts, poor airflow balance - can cost you $300-$600 extra per summer in wasted electricity. Our technicians are trained on nine major brands including Carrier, Trane, Lennox, Goodman, Rheem, York, Daikin, Bryant, and American Standard, so whatever system you choose, it’s installed to manufacturer spec.

Call (817) 402-2972 for a free estimate. We’ll inspect your home, test your ducts, and give you a written price that doesn’t change.

FAQs - AC Installation Cost

How much does AC installation cost in Los Angeles?

AC installation in Los Angeles costs $4,130-$8,850 for most residential split systems, with the majority of homes falling between $5,200-$6,800. This includes equipment, labor, permits, and basic materials. Call (817) 402-2972 for a free estimate tailored to your home.

Is it cheaper to repair my old AC or install a new one?

If your repair estimate exceeds $1,500 and your system is over 10 years old, replacement usually saves money within 3-5 years. A new 16 SEER system can cut cooling costs 30-40% compared to a 10-year-old 13 SEER unit running in Los Angeles heat. We give honest guidance either way - call (817) 402-2972 and we’ll show you both numbers.

How long does AC installation take?

Most residential replacements take 1-2 days. Straight swaps with good access and intact ductwork often finish in a single day. Jobs requiring electrical upgrades, extensive ductwork, or rooftop crane work in denser Los Angeles neighborhoods may extend to 2-3 days. We give you a firm arrival window and schedule, not a vague “sometime next week.”

Do I need a permit for AC installation in Los Angeles?

Yes - LADBS requires permits for all new AC installations and most replacements. Permit fees run $450-$950 depending on system size and property location. We pull permits, submit plans, and schedule inspections as part of every job. You won’t need to visit the building department yourself.

What does your guarantee cover?

Every repair comes with our 365-Day Done Right Promise: a written guarantee valid for a full year. If the repair fails in that window, we return and correct the work at no charge. For new installations, manufacturer warranties cover the equipment (typically 10 years on parts for registered systems), and we stand behind our labor with the same written commitment. The guarantee is on paper before the technician leaves - not verbal, not conditional.

Pricing reflects the Los Angeles market as of 2026. Coldharbour Heating & Air offers free estimates - call (817) 402-2972.

Written by Victor Mancini, Owner at Coldharbour Heating & Air, serving Los Angeles since 2003.