How Much Does Generator Installation Cost in Boston, MA?
A 22 kW whole-house generator costs $11,000 – $18,000 installed in Boston (at the top of MA pricing — Boston proper labor rates and space constraints drive costs up). The primary outage risk is nor'easters and coastal flooding. Eversource / National Grid serves the area with approximately 18 hours of outages per year.
Generator Installation Cost in Boston
| Setup | Size | Cost in Boston |
|---|---|---|
| Essential circuits | 10-16 kW | $7,500 – $12,000 |
| Whole house | 20-22 kW | $11,000 – $18,000 |
| Large home | 24-48 kW | $17,000 – $27,000 |
Boston faces relentless nor'easters, coastal flooding, and high winds. Dense urban construction and historic building stock create installation challenges. Some of the highest electricity rates in the nation make generator ROI favorable.
Not sure what size you need? Use our sizing guide or interactive calculator for a personalized recommendation. For the full national breakdown, see our installation cost guide.
Boston-Specific Installation Requirements
Local Code — Suffolk County
Boston has city-specific permitting through ISD (Inspectional Services Department). Space constraints in triple-deckers and row houses.
Permits
Permit cost: $200 – $500. Timeline: 2-4 weeks. Your installer handles filing and inspection.
Preferred Fuel: Natural Gas
National Grid and Eversource provide natural gas throughout Boston.
See statewide Massachusetts costs and requirements for comparison.
Power Outage Risk in Boston
2.5
Outages/year
7h
Avg duration
Nor'easters and coastal flooding
Primary risk
Eversource / National Grid
Local utility
The October 2024 bomb cyclone brought hurricane-force winds to the Boston metro, causing widespread outages.
Find Generator Installers in Boston
HomeGen connects you with certified installers in Boston and surrounding areas including Worcester, Cambridge and Plymouth. Get 2-3 quotes to compare pricing — installation costs vary by up to $3,000 between contractors in the same city.
How Much Does a Home Generator Cost?
Get an instant estimate based on your home size and power needs.
Recommended size
22 kW
Estimated cost
$7,700 – $12,100
Includes equipment, installation, transfer switch, and permits
As low as $83/month with approved financing
Prices vary by location. Enter your ZIP code for local estimates.
FAQ — Generator Installation in Boston
How much does a generator cost in Boston?
A 22 kW generator costs $11,000-$18,000 installed. Among the most expensive in the state due to urban labor and permitting.
Can triple-deckers get generators?
Space is the challenge. Many triple-deckers use smaller essential-circuit systems (10-14 kW) placed in rear yards.
Natural gas or propane?
Natural gas throughout Boston via National Grid or Eversource.
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