HVAC System Replacement Cost in Augusta, Georgia
Expect to pay $7,900 to $17,300 for full HVAC system replacement in Augusta, GA. Most homeowners end up near $13,100, depending on the equipment tier and how much of the old setup can be reused.
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Augusta Weather and HVAC Load
Augusta logs 2,181 heating degree days and 2,361 cooling degree days in a normal year, based on the closest NOAA weather station. Neither season dominates in Augusta. That balance is a big reason heat pumps and dual-fuel systems sell well in Georgia. A normal year brings 51 nights at or below freezing and 86 days over 90°F. For a 2,000 sq ft house, this climate points to a heating load somewhere near 40,000 BTU/h. Treat that as a starting number. A Manual J calculation will move it up or down based on insulation and windows.
| Heating degree days / year | 2,181 |
|---|---|
| Cooling degree days / year | 2,361 |
| Nights at or below 32°F | 51 |
| Days above 90°F | 86 |
| Average low / high | 53°F / 77.8°F |
Augusta Housing Stock
The median Augusta home dates to 1980, according to the Census ACS. That makes the typical house about 46 years old. A lot of these homes are on their second or third system by now. The ductwork is usually original, and leaky joints are common. Augusta has roughly 37,000 owner-occupied homes, or 50.9% of households. The median home value is $162,900, and median household income is $53,134. We use both figures to adjust labor and pricing for this page.
Richmond County had 9 hail days and 22 days with damaging thunderstorm winds from 2020 through 2025, according to NOAA storm records. The largest hail reported was 2 inches across. Hail flattens the thin aluminum fins on condenser coils and cuts airflow. After a big storm, take a look at the outdoor unit; homeowners insurance often covers the damage.
When Replacement Makes Sense
- Both units keep needing repairs
- An old R-22 AC paired with an aging furnace
- Both the heating and cooling equipment are 15 years old or more
What Moves the Price
- Equipment sized to the house and climate
- Efficiency ratings: SEER2, AFUE and HSPF2
- Duct repair or replacement
- Furnace plus AC, or heat pump plus air handler
- Thermostat and zoning upgrades
- Permits and electrical work
For Augusta we lowered the national figures about 7%, based on local income, home values and climate-based equipment sizing. Get at least three written quotes; real bids can land outside this range.
What the Quote Should Cover
- Duct connections and sealing
- A load calculation and system design
- Startup, testing and warranty registration
- New, matched heating and cooling equipment
- Removing the old equipment
Georgia Permits, Efficiency Rules and Rebates
Georgia is in the DOE's Southeast region, where new split central air conditioners need at least 14.3 SEER2 (13.8 SEER2 for systems of 45,000 BTU/h and up). Expect the contractor to pull a mechanical permit for a replacement job in Augusta. If a bidder suggests skipping it, move on. Also ask for a Georgia license or registration number and proof of insurance. The federal 25C tax credit ended for equipment installed after December 31, 2025, so incentives now come mostly from utilities and state programs. Check your electric and gas utility's rebate page before you pick equipment.
Before You Hire
- Get one quote for a heat pump system and one for a furnace plus AC.
- Replacing both pieces at once usually costs less than two separate jobs a few years apart.
- Make every bidder quote the same efficiency ratings, or the prices won't compare.
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HVAC System Replacement Questions from Augusta Homeowners
How much is full HVAC system replacement in Augusta?
Plan on $7,900 to $17,300, with most jobs near $13,100. Equipment efficiency, house size and the condition of the ducts and wiring decide where your quote falls.
When is the best time to schedule full HVAC system replacement in Augusta?
In spring or fall. Those are the slow months between heating and cooling season in Augusta.
Can I replace only the AC and keep my furnace?
Yes, as long as the indoor coil and blower work with the new AC. A mismatched system loses efficiency and can void the warranty.
How often should an HVAC system be replaced?
Most systems get replaced every 15 to 20 years. AC units and heat pumps usually wear out before gas furnaces do.
HVAC System Replacement Near Augusta
- Columbus $7,900 to $17,100
- Macon-Bibb County $7,800 to $17,100
- Atlanta $9,500 to $20,700
- Savannah $8,500 to $18,500
- Athens $8,100 to $17,600
- South Fulton $9,000 to $19,700
- Sandy Springs $10,700 to $23,300
- Roswell $11,100 to $24,100
Sources: U.S. Census Bureau ACS 5-year estimates 2019-2023 and 2024 population estimates; NOAA NCEI U.S. Climate Normals 1991-2020, station Augusta Bush Field Airport; NOAA Storm Events Database 2020-2025, Richmond County. Prices are our estimates, not contractor quotes. Updated 2026.