Home Generator Installation Cost Calculator
Get a fast estimate with a transparent cost breakdown by generator type, fuel, and location. Compare brands, understand permits, and connect with vetted installers.
Get your estimate
We return Low / Typical / High cost ranges and a clear breakdown so homeowners can compare quotes with confidence.
Answer a few questions to see a localized range and the detailed cost breakdown.
Tell us about your home
Used to fine-tune equipment size assumptions.
Labor factor: 1.00 - Includes equipment, installation, and fuel setup.
Your estimate
Example estimate based on a 1,500 - 3,000 sq ft home with natural gas.
Cost breakdown
How we size the estimate
We size the estimate using the inputs below.
- Location-based labor and permitting assumptions
- Fuel setup choices (natural gas or propane)
- Installation distance and electrical load factors
- Home size and whole-home vs essential coverage
Use the calculator above to personalize the estimate for your ZIP code.
Most requested: whole-home backup in under 4 weeks.
What affects installed price?
Local labor rates, fuel availability, and electrical complexity can move quotes by thousands. These are the biggest drivers.
Each city adjusts labor rates, fuel logistics, and permitting timelines.
Compare Generac, Kohler, and emerging models with clear tradeoffs.
Every page is designed to guide homeowners toward local installers.
Cost by location
State pages aggregate local installers, permit offices, and climate-specific risks.
Compare the most installed generator brands.
We translate brand claims into practical tradeoffs: noise, serviceability, and total cost of ownership.
Guides that make permitting and sizing easier.
FAQ
What does the calculator include?
We include equipment, labor, and basic fuel setup assumptions. Permits and panel upgrades vary by city.
Why do quotes vary so much?
Labor rates, site access, fuel type, and electrical upgrades can change the installed price substantially.