Cost engine
How much does ac replacement cost?
National price ranges for ac replacement, the unit pricing contractors quote from, and what the same job costs across local markets.
Model reviewed August 2026
AC Replacement cost
$5,200 – $15,500
Most homeowners pay around $8,900 for ac replacement, or $1,600–$3,200 per ton of cooling capacity. Permit fees add $90–$320.
Estimate your job
Run your own numbers before scrolling — the same engine behind the ranges below.
Recommended size
5 tons
Round to the nearest half ton
- Cooling load
- 61,000 BTU/hr
- Typical equipment costInstalled, 14-17 SEER2
- $8,500 – $16,000
- Rule-of-thumb check
- 400 sq ft per ton
Estimates only. Local pricing, site conditions and code requirements change the real number.
What homeowners reported paying
Invoice amounts submitted by homeowners nationwide, shown beside the model.
Price breakdown
| Budget scope | $5,200 |
|---|---|
| Typical project | $8,900 |
| Premium / complex | $15,500 |
| per ton of cooling capacity | $1,600 – $3,200 |
| Permit fees | $90 – $320 |
| Timeline | 1 day of work, 1-3 weeks including permit and inspection |
What drives the price
- System size in tons and SEER2 efficiency rating
- Heat pump versus straight cool with electric heat
- Air handler location (attic, closet, garage)
- Duct condition and any required duct replacement
- Electrical upgrades and new disconnect
Cost by state
The same scope priced through each state's labor, material and code load.
Most expensive states
Least expensive states
AC Replacement runs about 91% more in Hawaii than in Mississippi for an identical scope — almost entirely a labor and code-load difference.
State benchmark table
Low, typical and high ac replacement pricing in every state, from the same model as the ranges above.
| State | Low | Typical | High | vs US |
|---|---|---|---|---|
| Hawaii | $8,600 | $14,700 | $25,500 | +65% |
| California | $7,300 | $12,500 | $21,800 | +41% |
| Alaska | $7,000 | $12,000 | $21,000 | +35% |
| New York | $7,000 | $11,900 | $20,800 | +34% |
| Massachusetts | $6,800 | $11,700 | $20,300 | +31% |
| District of Columbia | $6,700 | $11,500 | $20,100 | +29% |
| New Jersey | $6,600 | $11,300 | $19,700 | +27% |
| Connecticut | $6,400 | $11,000 | $19,100 | +23% |
| Rhode Island | $6,300 | $10,700 | $18,700 | +21% |
| Washington | $6,200 | $10,700 | $18,600 | +20% |
| Oregon | $6,200 | $10,600 | $18,400 | +19% |
| Maryland | $6,000 | $10,300 | $18,000 | +16% |
| Illinois | $5,900 | $10,100 | $17,500 | +13% |
| New Hampshire | $5,800 | $9,900 | $17,200 | +11% |
| Colorado | $5,700 | $9,800 | $17,100 | +10% |
| Florida | $5,700 | $9,700 | $17,000 | +9% |
| Nevada | $5,700 | $9,700 | $16,800 | +9% |
| Pennsylvania | $5,600 | $9,600 | $16,700 | +8% |
| Vermont | $5,600 | $9,600 | $16,700 | +8% |
| Delaware | $5,600 | $9,500 | $16,600 | +7% |
| Maine | $5,600 | $9,500 | $16,600 | +7% |
| Minnesota | $5,600 | $9,500 | $16,600 | +7% |
| Virginia | $5,500 | $9,400 | $16,400 | +6% |
| Arizona | $5,300 | $9,100 | $15,900 | +2% |
| Montana | $5,300 | $9,000 | $15,700 | +1% |
| Wisconsin | $5,200 | $8,900 | $15,500 | 0% |
| Michigan | $5,100 | $8,800 | $15,300 | -1% |
| North Dakota | $5,100 | $8,800 | $15,300 | -2% |
| Utah | $5,100 | $8,800 | $15,300 | -1% |
| Idaho | $5,100 | $8,700 | $15,100 | -2% |
| Louisiana | $5,100 | $8,700 | $15,200 | -2% |
| Texas | $5,100 | $8,700 | $15,200 | -2% |
| Wyoming | $5,100 | $8,700 | $15,200 | -2% |
| Georgia | $5,000 | $8,600 | $14,900 | -4% |
| New Mexico | $5,000 | $8,500 | $14,900 | -4% |
| North Carolina | $5,000 | $8,500 | $14,800 | -5% |
| Ohio | $4,900 | $8,500 | $14,700 | -5% |
| South Carolina | $4,900 | $8,400 | $14,600 | -6% |
| Indiana | $4,900 | $8,300 | $14,500 | -6% |
| Alabama | $4,800 | $8,200 | $14,200 | -8% |
| Missouri | $4,800 | $8,200 | $14,200 | -8% |
| Tennessee | $4,800 | $8,200 | $14,200 | -8% |
| Iowa | $4,800 | $8,100 | $14,200 | -9% |
| Kentucky | $4,700 | $8,100 | $14,100 | -9% |
| Nebraska | $4,700 | $8,100 | $14,000 | -9% |
| South Dakota | $4,700 | $8,100 | $14,100 | -9% |
| Kansas | $4,700 | $8,000 | $13,900 | -10% |
| West Virginia | $4,600 | $8,000 | $13,900 | -11% |
| Arkansas | $4,600 | $7,900 | $13,700 | -11% |
| Oklahoma | $4,600 | $7,900 | $13,700 | -11% |
| Mississippi | $4,500 | $7,700 | $13,400 | -13% |
Cost by city
Same scope, adjusted for local labor, material and permit pricing. Each city also has a permit page.
Frequently asked questions
Do I need a permit for ac replacement?
In most jurisdictions this work is permitted and inspected. Requirements are set locally, so confirm the current application and inspection checklist with your building department before work starts.
How long does ac replacement take?
1 day of work, 1-3 weeks including permit and inspection. Permit review and inspection scheduling are usually the largest source of variation.
What changes the price the most?
The largest cost drivers are system size in tons and seer2 efficiency rating; heat pump versus straight cool with electric heat; air handler location (attic, closet, garage).
Sources
Sources & verification
Model vintage August 2026. The links above are the issuing agencies' own pages — we publish them so you can confirm the current rule yourself, not as evidence that each fact on this page was re-checked with them today. Cost figures are modeled estimates based on national baselines adjusted for local labor and material pricing, not quotes. Permit rules change; confirm with the building department before starting work.
