2026 Marietta (30063) Line-Item Benchmark Schedule Labor Index: 1.04x
Use this schedule when reviewing quotes from contractors in Marietta, GA. Quotes exceeding these ranges by more than 18% typically contain dealer financing markups or unitemized overhead.
| 2026 HVAC / Heat Pump System (IECC Zone 3A (Warm-Humid Piedmont)) | Gross Installed Cost | Federal + Georgia Power / EMC Network Rebate | Net Homeowner Cost |
|---|---|---|---|
| 1.0-Ton 15.2 SEER2 Central AC + Gas Furnace Meets 2026 DOE regional efficiency mandate |
$8,576 | -$600 Utility Credit | $7,976 |
| 1.0-Ton 18 SEER2 Variable-Speed Inverter Heat Pump IRA Section 25C Tax Credit Eligible |
$10,120 | -$2,000 IRA + Local Utility Rebate | $7,270 |
Interactive 30063 Property Customizer Real-Time Math
Local Code, Rebate & Insurance Mandate Notes for ZIP 30063
Insurance & Wind/Hail Rule (Cobb County): 130-MPH architectural shingles qualify for full replacement cost coverage under standard Georgia HO-3 policies.
2026 Incentives & Utility Rebates: Georgia Power Home Energy Rebates ($1,500) + Georgia HERA Efficiency Grants + 30% Solar ITC
Permitting Authority: All structural roofing, electrical panel, and mechanical replacements in 30063 must be permitted through City of Marietta Building & Permitting Division (Cobb County) (Design Wind Speed: 110 MPH).
Frequently Asked Questions — Marietta, GA (30063)
How much does a new HVAC system cost in Marietta, GA (30063)?
In Marietta (30063), located in IECC Zone 3A (Warm-Humid Piedmont), a code-compliant 1.0-ton SEER2 system costs $8,576 before incentives, or $6,576 net after federal efficiency tax credits.
What HVAC rebates are available for Georgia Power / EMC Network customers in 30063?
Homeowners in 30063 qualify for: Georgia Power Home Energy Rebates ($1,500) + Georgia HERA Efficiency Grants + 30% Solar ITC