What is the average electricity rate in Islesboro, Maine?

The average residential electricity rate in Islesboro is approximately 27.48¢/kWh per kWh. The average household pays around $138 per month for electricity.

What is the average natural gas bill in Islesboro?

Natural gas customers in Islesboro pay an average of $111 per month. The rate is approximately $1.77/therm per therm.

Which electric company serves Islesboro, Maine?

Electricity in Islesboro is distributed by Central Maine Power (CMP / Versant) and Versant Power (formerly Emera Maine). Contact your provider at your local service address to confirm which utility serves your home.

Which gas company serves Islesboro?

Islesboro natural gas service is provided by Unitil (Northern Utilities) and Spire Energy Maine. Call them directly for new service connections or to report a gas leak.

How do Islesboro electricity rates compare to Maine averages?

Islesboro's electricity rate of 27.48¢/kWh is below the Maine state average of 28.63¢/kWh. This can reflect a municipal utility or favorable regional generation mix.

How do I start or stop utility service in Islesboro?

To start electric service in Islesboro, contact Central Maine Power (CMP / Versant) and Versant Power (formerly Emera Maine). For gas service, contact Unitil (Northern Utilities) and Spire Energy Maine. You'll typically need a photo ID, your new address, and a move-in date. Service can usually be established within 1-3 business days.

Islesboro, Maine Gas & Electricity Rates — Utility Providers & Savings 2026

Gas & Electricity in Islesboro, Maine

Islesboro residents in Maine receive electric service through Central Maine Power (CMP / Versant) and natural gas distribution from Unitil (Northern Utilities). Maine's energy assistance programs, including LIHEAP and weatherization, are available to income-qualified Islesboro households.

Compared to the Maine state average of 28.63¢/kWh/kWh, Islesboro's electricity rate of 27.48¢/kWh is 1.15¢ below the Maine average. As Maine is a deregulated market, Islesboro residents can shop for competitive electricity suppliers to potentially reduce their supply rate.

Electric Utility in Islesboro

Central Maine Power (CMP / Versant)
Versant Power (formerly Emera Maine)
Maine Public Service

Natural Gas Utility in Islesboro

Unitil (Northern Utilities)
Spire Energy Maine

Islesboro vs Maine Energy Rates

Metric	Islesboro	Maine Average	US Average
Electric Rate (¢/kWh)	27.48¢	28.63¢	16.00¢
Gas Rate ($/therm)	$1.77	$1.82	$1.47
Monthly Electric Bill	$138	$144	$117
Monthly Gas Bill	$111	$114	$73

Energy Assistance Programs for Islesboro Residents

As a Maine city, Islesboro residents can access the following state and local assistance programs:

✅ Maine Home Energy Assistance Program (HEAP)
✅ Maine Weatherization Assistance
✅ Efficiency Maine
✅ Maine State Housing Authority Programs

Energy-Saving Tips for Islesboro Residents

✓ Insulate your attic to at least R-49 to reduce winter heat loss by up to 15%.
✓ Install a programmable thermostat and set it to 68°F while home, 60°F while sleeping or away.
✓ Seal air leaks around windows and doors before the heating season to cut drafts.
✓ Schedule an annual furnace tune-up every fall to maintain peak efficiency.
✓ Use heavy drapes on north-facing windows during winter to reduce cold air infiltration.

FAQ — Gas & Electricity in Islesboro, Maine

The average residential electricity rate in Islesboro is approximately 27.48¢/kWh per kWh. The average household pays around $138 per month for electricity.
Natural gas customers in Islesboro pay an average of $111 per month. The rate is approximately $1.77/therm per therm.
Electricity in Islesboro is distributed by Central Maine Power (CMP / Versant) and Versant Power (formerly Emera Maine). Contact your provider at your local service address to confirm which utility serves your home.
Islesboro natural gas service is provided by Unitil (Northern Utilities) and Spire Energy Maine. Call them directly for new service connections or to report a gas leak.
Islesboro's electricity rate of 27.48¢/kWh is below the Maine state average of 28.63¢/kWh. This can reflect a municipal utility or favorable regional generation mix.
To start electric service in Islesboro, contact Central Maine Power (CMP / Versant) and Versant Power (formerly Emera Maine). For gas service, contact Unitil (Northern Utilities) and Spire Energy Maine. You'll typically need a photo ID, your new address, and a move-in date. Service can usually be established within 1-3 business days.