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The honest answers to what people actually ask about AC replacement in South Florida
The calculator above gives you a real price range in 60 seconds. Below, we answer the questions homeowners search before they hit “Get My Quote,” with real 2026 numbers from our pricebook and links to deeper guides written by our team.
How much does an AC replacement cost in South Florida in 2026?
A new central AC system installed in South Florida runs about $5,400 to $9,500 for most single-family homes in 2026. That covers a properly sized 1.5 to 5 ton unit, a matching air handler, line set, drain pan, code-required permits, and warranty. Multi-zone mini-split systems start around $9,000 and climb based on the number of indoor heads.
That range matches what you will see in the calculator above. It assumes a standard residential install with no major ductwork rebuild, no electrical service upgrade, and no concrete pad relocation. If your existing condenser sits on a balcony, your air handler is a closet unit, or your home needs new ductwork, your number will sit at the higher end or above.
Two things determine where you land in that range. The first is system size, measured in tons. A 1,500 square foot Florida home usually needs 2.5 to 3 tons of cooling. A 3,000 square foot home typically needs 4 to 5 tons. The second is tier. “Better” units are reliable, code-compliant, single-stage systems with a 10-year parts warranty. “Best” units are two-stage or variable-speed, run quieter, dehumidify harder (which matters here more than almost anywhere in the country), and carry longer warranties.
| Home size | System size | Installed price (Better to Best) |
|---|---|---|
| Under 1,000 sq ft | 1.5 to 2 ton | $5,400 to $6,200 |
| 1,000 to 1,500 sq ft | 2 to 2.5 ton | $5,500 to $6,400 |
| 1,500 to 2,000 sq ft | 2.5 to 3 ton | $5,900 to $6,700 |
| 2,000 to 2,500 sq ft | 3 to 3.5 ton | $6,200 to $6,900 |
| 2,500 to 3,000 sq ft | 3.5 to 4 ton | $6,900 to $7,000 |
| 3,000+ sq ft | 4 to 5 ton | $7,300 to $7,400 |
Pricing reflects single-system, single-stage and two-stage installs in Broward, Palm Beach, and Miami-Dade. Mini-split and heat pump configurations price higher. Final numbers are confirmed during a free in-home assessment.
How much did AC replacement used to cost in South Florida?
In 2015, a typical 3 ton central AC replacement in South Florida ran about $3,500 to $5,500 installed. By 2020 that same install was $4,500 to $7,000. Today’s $5,900 to $6,700 reflects a roughly 70 to 90 percent increase in equipment cost over the last decade, driven mostly by federal efficiency rules, refrigerant transitions, metal tariffs, and consolidated manufacturer pricing.
If your last AC replacement was before 2020, you almost certainly paid for an R-22 or early R-410A system at SEER 13. The unit shipped with a 5 year parts warranty as standard. Permits in most Broward and Palm Beach cities cost $150 to $250. There were eight or nine manufacturers competing aggressively on price.
Today every new system sold in Florida must hit SEER2 14.3 minimum (Florida is in the Southeast region), use a low-GWP refrigerant like R-454B, carry a longer baseline warranty, and meet stricter installation documentation requirements. The equipment itself costs more to make, ship, and install. The math is not subtle.
Why do air conditioners cost so much more now?
Four forces drove AC prices up between 2020 and 2026: (1) federal efficiency and refrigerant rules that forced redesigns of every residential system, (2) Section 232 tariffs on copper, steel, and aluminum that hit every coil and line set, (3) alleged price-fixing by the seven largest manufacturers (now in federal court), and (4) a Florida labor market that is short thousands of licensed HVAC techs every summer.
1. The refrigerant transition (R-22 to R-410A to R-454B)
R-22 was phased out in 2020. R-410A is being phased down right now. As of January 2025, new residential systems in the US must use a refrigerant with a Global Warming Potential under 700, which in practice means R-454B or R-32. The redesign cost (new compressors, new safety certifications, mildly flammable refrigerant handling) is baked into every 2026 model. Read the full background: R-22 Refrigerant Is No Longer Available: What That Means for You and A Simple Guide to AC Refrigerants, from R-22 to R-454B.
2. Tariffs on copper, steel, and aluminum
An air conditioner is mostly metal. Section 232 tariffs introduced in April 2026 added up to 50 percent to imported copper, steel, and aluminum, the three materials that make up the bulk of a coil, condenser cabinet, and line set. A partial reduction landed in June 2026 (the residential equipment tariff dropped from 25 to 15 percent), but the impact is still visible on every invoice. Background: April’s New Tariffs Are Driving Up HVAC Costs Across South Florida and Trump Reduces Tariffs on Some HVAC Equipment to 15%.
3. The federal price-fixing lawsuits
Seven of the largest AC manufacturers (Carrier, Daikin, Goodman, Trane, Lennox, Rheem, and Johnson Controls) were named in a federal antitrust lawsuit alleging coordinated price increases starting in 2020. Five additional cases have been filed by contractors and distributors. The cases are pending. The pricing impact is not. Background: 7 Major AC Brands Just Got Hit with a Federal Antitrust Lawsuit and The HVAC Price-Fixing Lawsuits Keep Piling Up.
4. The South Florida labor squeeze
Florida is short licensed HVAC technicians every summer. The state issues a small number of new CMC licenses each year, and demand always exceeds supply in Broward, Miami-Dade, and Palm Beach. That pushes labor rates up across every legitimate, licensed contractor in the region. Before you hire anyone, verify their license: How to Verify a Contractor’s License in Florida Before You Hire.
Should I repair my AC, or replace it?
Use the 50/50 rule. If your AC is more than 10 years old AND the repair quote is more than 50 percent of replacement cost, replace it. If either side of that math is no, repair is usually the right call. The exception: a failed compressor on an out-of-warranty system is almost always a replacement decision in Florida, because the compressor is roughly half the price of a new unit.
The 50/50 rule cuts through a lot of noise. A 7 year old system with a $900 capacitor and contactor issue is a repair. A 13 year old system with a leaking evaporator coil quoted at $2,800 is a replacement, because you are paying half the cost of a new system to extend the life of a unit that was designed to last 12 to 15 years in Florida humidity.
Deeper reads: How to Know When You Should Repair or Replace Your AC, When Should You Replace Your AC System?, and the general framework, The 50/50 Rule for Appliance Repair VS Replacement.
What size AC do I need for my Florida home?
South Florida sizing is roughly 1 ton per 500 to 600 square feet of conditioned space, but humidity, ceiling height, sun exposure, and insulation all bend that number. The calculator above asks the right questions so it does not oversize you. Oversizing is the most common Florida sizing mistake and it leaves the house humid even when the thermostat reads 72.
For context: a 1,500 sq ft single story home with average insulation needs about 2.5 to 3 tons. A 2,400 sq ft two-story with western exposure usually needs 3.5 tons. A 3,500 sq ft home almost always needs 4 to 5 tons or a two-system layout. The calculator’s “heavy direct sunlight” question exists because a west-facing wall of glass can push you up a half ton even if the square footage says otherwise.
If your existing unit is short-cycling, freezing up, or leaving the house at 60 percent humidity, sizing is one of the first things we look at. More background: Maximizing Your Air Conditioner’s Comfort and Savings and Why Your AC Is Running Nonstop but Your House Still Feels Humid.
Will my AC even make it through this Florida summer?
Five signs a South Florida AC is unlikely to survive another summer: it is over 12 years old, it is running constantly without reaching the set temp, your electric bill jumped 20 percent without a usage change, you hear new mechanical noises (grinding, hissing, hard-starting), or you are smelling musty air through the vents. Any two of these together usually means replacement, not repair.
Full breakdown of warning signs: 5 Signs Your AC May Not Make It Through a Florida Summer. If your AC is running but not cooling, start here: The Top 5 Reasons Your AC Stopped Cooling in This Florida Summer Heat and 30 Sneaky Reasons Your AC Is Running But The House Still Won’t Cool.
What questions should I ask before hiring a Florida AC contractor?
Five questions, in this order: (1) What is your Florida CMC license number? (2) Will you pull the city permit, and is permit cost included in the quote? (3) How many years of South Florida installs have you personally done? (4) What manufacturer warranty comes with the system, and is your labor warranty separate? (5) Who do I call if there’s a problem at year 4? If they cannot answer any of these in one breath, keep shopping.
In Florida, residential AC work requires a CMC license, not a general contractor’s license and not a CAC (CACs were retired). Permits are pulled by the contractor, but the homeowner has to sign the permit application and must be present for the final city inspection. That is just how Florida residential permitting works. Any contractor who says you “don’t have to be involved” is glossing over how the process actually runs.
Background reading: How to Verify a Contractor’s License in Florida Before You Hire.
What does Total include in an AC replacement?
The price you see in the calculator is the all-in installed number. It includes:
- New outdoor condenser, indoor air handler, and matching coil, properly sized for your home
- New refrigerant line set or full evacuation and reuse of the existing one if it tests clean
- New thermostat (smart thermostat available at the Best tier)
- City permit pulled by Total’s permit team (you sign the application, we file it)
- Final inspection scheduling and walkthrough
- 10-year manufacturer parts warranty on the Better tier, 10-year parts and 10-year labor on the Best tier
- Haul-away and proper disposal of your old system
Florida licenses: CMC1250406 (HVAC), CFC1432410 (plumbing), EC0001244 (electrical).
Keep reading: more from our team
The April 2026 metal tariffs and what they did to South Florida HVAC costs.
If your AC was installed before 2010, this affects you.
The 10-year, 50-percent decision framework, explained.
Usually one of three things, and only one is a simple fix.
Seven major brands accused of fixing prices since 2020.
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