Planning a home project in Tennessee? This page brings together every cost guide we publish for the state — installed prices, yearly savings and payback for 2026 — plus the verified Tennessee rebate programs that can cut the bill.
In Tennessee, the swing seasons and real winters and summers shapes the energy year, and installation work here runs about 10% below the national average — both are built into every range below.
Home Project Costs in Tennessee at a Glance
| Project | Typical cost in Tennessee | Yearly savings | Simple payback | Guide |
|---|---|---|---|---|
| Central AC Replacement | $4,400–$8,800 | $330 | 20.0 years | Coming soon |
| Heat Pump | $5,950–$14,200 | $810 | 12.4 years | Coming soon |
| Attic Insulation | $1,250–$2,900 | $445 | 4.7 years | Coming soon |
| Roof Replacement | $6,700–$16,100 | $60 | — | Coming soon |
| Solar Panels | $12,900–$19,150 | $1,225 | 13.1 years | Coming soon |
| Tankless Water Heater | $2,400–$4,500 | $120 | 28.8 years | Coming soon |
| Replacement Windows | $5,600–$11,700 | $340 | 25.4 years | Coming soon |
Verified Rebates & Incentives in Tennessee
- TVA EnergyRight Heat Pump Rebate — Up to $800 for qualifying heat pumps through participating local power companies. Available in the TVA service area through your local power company and its contractor network. Covers: Heat Pump. Source: HomeUpgradeCheck state rebate index
Amounts and rules change — confirm eligibility with the program before you sign a contract, and note that several programs require action before installation.
Figures compiled from public sources, updated October 2026. Local quotes vary — get 2–3 estimates.