WattBuy’s Guide to

Electricity in
Portland

Maine

Header Graphic

The State of Electricity in Portland

Here's the average monthly bill, usage, and carbon footprint of residents in Portland

Average monthly bill

January

$824highest

February

$766

March

$507

April

$351

May

$263

June

$261lowest

July

$298

August

$273

September

$265

October

$306

November

$329

December

$666

Carbon Emissions

418 lbs CO₂

Monthly Usage

1,513 kWh

Where does Portland’s electricity come from?

Portland's energy comes from Hydroelectric, Solar, Natural Gas, and Wind. Hydroelectric is the largest source of electricity, providing 28% of Portland's energy. Solar is the second largest source, making up 26%. Natural Gas provides 23% of the energy in Portland. Wind provides 23% of the energy in Portland.

28%

Hydroelectric

26%

Solar

23%

Natural Gas

23%

Wind

Solar energy in Portland

The state of solar in Portland

Solar power is on the rise, helping homeowners save on their electricity bills and power their homes sustainably.

612 kWh

Energy generated by average sized system

$11,451

Average system cost

(after federal incentive)

6 years

Payback period

Learn More about solar

Net Metering Available

Get paid for the extra solar you produce

Net metering policies in Portland can help solar panel owners save money and reduce their carbon footprint. When your solar panels generate more electricity than you use, you can send the excess back to the grid and receive credit on your next bill. Just something to keep in mind when considering solar panels.

Electricity Providers in Portland

There are a variety of electricity plans available to residents of Portland. The following companies provide electricity plans in the city:

Electricity Maine

Utilities in Portland

CMP Rates

CMP has several different electricity rates for residential customers, as shown in the table below.

Rate Name	Rate Type	Cost Per kWh
RESIDENTIAL LOAD MANAGEMENT SERVICE	TOU	2¢ to 23¢
RESIDENTIAL SERVICE	Fixed	13¢
RESIDENTIAL SERVICE - TIME-OF-USE	TOU	9¢ to 17¢
RESIDENTIAL SERVICE	Fixed	1¢ to 25¢
RESIDENTIAL SERVICE – ELECTRIC TECHNOLOGY RATE	Fixed	10¢

Learn About Electricity in Other Cities in Maine

Northeast Harbor Cumberland Foreside Seboeis Plt Cushing Island Biddeford Pool Seal Harbor Cape Elizabeth Friendship Falmouth Castine Cathance Twp Newagen Freeman Twp Islesboro Westport Island West Boothbay Harbor Hamlin Diamond Cove Yarmouth Kennebunkport Round Pond North Yarmouth Blue Hill Walpole Cape Neddick Cumberland Sinclair North Haven Chamberlain Paris Cumberland Center Pemaquid Hallowell Bar Harbor Oquossoc Rockport Pleasant Ridge Plt Lovell Caratunk Winter Harbor Sweden Camden Sargentville Holden Mount Desert Great Diamond Island Arrowsic Veazie Biddeford Robbinston Kittery Point Scarborough Sorrento Newcastle Brooksville Pownal Kennebunk Sedgwick Fort Kent Lewiston Farmington Woolwich Freeport Winterport Harborside Hampden Georgetown Southwest Harbor New Canada Birch Harbor Highland Plt Damariscotta Frenchtown Twp Madawaska Bethel Dennysville Sidney Orrs Island South Bristol Bangor Orrington Eliot Saint David Thomaston Glenburn Mapleton Shirley Rome Prospect Harbor Surry Harpswell Grand Isle York Lincolnville Kingfield Gorham Bath Eddington Searsport Roque Bluffs Beals Owls Head Patten Dedham Auburn Belgrade Northport Durham West Tremont West Gardiner Cushing Hancock Charlotte Orono West Paris Newport Brunswick Saco Gilead Prospect Brownfield Bingham Bremen Hollis Center Lamoine Charleston Lowell Monroe Wales Trenton Farmingdale Grand Lake Stream Unity Pittston Meddybemps Waterville Arundel New Harbor Phillips Bristol Woodville Gardiner East Machias Gouldsboro New Limerick Vassalboro Rumford Minot Wallagrass Springvale Albany Twp Southport Berwick Greenville Junction Naples Islesford Corea Carmel Stockton Springs Appleton Rangeley Swans Island Beaver Cove Mattamiscontis Twp Raymond Brewer Wayne New Vineyard Waterford Livermore Boothbay Harbor Milbridge Levant Bailey Island Connor Twp Dyer Brook Edgecomb Hebron Seal Cove Sullivan Tomhegan Twp Blaine Mercer Lily Bay Twp Waltham Westfield Littleton Thorndike Otis Cornish Rockland South Berwick Bowdoinham Windham Long Island South Thomaston Avon Windsor Frankfort Winthrop China Passadumkeag Whitefield Sherman Ogunquit South Paris Vinalhaven Jay Dallas Plt Kittery Nobleboro Hodgdon Fryeburg Crawford Cyr Plt Marshfield Alna Plymouth Spruce Head Athens Limington Topsham Stetson West Bath Bradford Harrington Stow Benton Jackson Sebec Turner Monmouth Saint Francis Palmyra Gray Verona Island Ripley Sebago Greene Belmont Benedicta Hope Guilford Castle Hill Leeds Skowhegan Houlton Cherryfield Lebanon Ludlow Jefferson Kenduskeag Augusta Oxbow South Gardiner Greenwood Stonington Dexter Hermon Morrill Otisfield Buckfield Limestone Island Falls Millinocket Westmanland Dixmont Winslow Bradley Bridgton St John Plt Sanford Steuben Cornville West Baldwin Standish Isle Au Haut Clinton Ellsworth Alton Bowerbank Westbrook New Sweden Dresden Eastport Frenchville Deer Isle Old Town Palermo Frenchtwn Twp Waldo Steep Falls Bass Harbor Parsonsfield Sandy River Plt East Baldwin Trescott Twp Lubec Saint George Baring Plt North Berwick Franklin Machiasport Canton Pittsfield Albion North Monmouth Chesterville Bryant Pond Washington Oakland Dover Foxcroft Mexico Richmond Buxton South Portland Norway Van Buren Frye Island Searsmont Burnham Tenants Harbor Livermore Falls Troy Little Deer Isle New Sharon Readfield Matinicus Enfield Brooks Swanville Derby Fayette West Newfield Saint Albans Dixfield Warren Masardis Newfield Denmark Carroll Plt Cooper Industry Greenville Exeter Stockholm Hiram Indian Purchase Twp Mason Twp Freedom Penobscot Frenchboro Shirley Mills Whiting Fairfield Limerick Randolph Newburgh Etna Linneus Bucksport Harmony Newry Addison Lincoln Lee Peaks Island Canaan Waldoboro Woodland Cutler Mechanic Falls Wade Ocean Park Union East Millinocket Vienna Upton Jonesboro Garland Caribou Chapman Aurora Saint Agatha Monticello Hartland Old Orchard Beach Peru Acton Reed Plt Hammond Brownville Orland Porter Embden Solon Shapleigh Fletchers Landing Twp Mars Hill Baileyville Blanchard Twp The Forks Plt Cambridge Bernard Carrabassett Valley Rockwood Detroit Starks Cary Plt Jackman Brookton Dayton Norridgewock Pine Point Mount Chase Clifton Smithfield Presque Isle Perham Merrill Somerville Poland Fort Fairfield Lyman South China Manchester Boothbay Hudson Lake View Plt Lagrange Parkman Weld Princeton Topsfield Abbot Portage Lake Sangerville Milo Anson Lisbon Monson Amherst N Waterboro Madison Easton Sabattus Casco New Portland Oakfield Jonesport Bridgewater New Gloucester Wells Danforth Cliff Island Hanover North Anson Greenbush Crystal Liberty Caswell Wiscasset Chester Alexander Howland Perry Temple Cranberry Isles Andover Stacyville Alfred Belfast Orneville Twp Medford Eagle Lake Milton Twp Cross Lake Twp Wesley Moro Plt Lakeville Haynesville Mattawamkeag Allagash Strong Corinth Argyle Twp Forest City Twp Madrid Twp Waite Ebeemee Twp Winn Corinna Weston Stratton Molunkus Twp Winterville Plt Brooklin Northfield Kingman Lexington Twp Columbia Atkinson East Boothbay Moose River Sumner Oxford Long Pond Twp Harrison Mount Vernon Bowdoin Edinburg Burlington Waterboro Hartford Trevett Salem Twp Knox Great Pond Eastbrook Williamsburg Twp Woodstock Medway Machias Columbia Falls Chelsea Long A Twp Wilton Smyrna Mills Concord Twp Roxbury Lisbon Falls Phippsburg Litchfield Silver Ridge Twp Mariaville Webster Plt Carthage Milford North Waterboro Calais Sheridan Amity Chebeague Island Edmunds Twp Ashland Whitneyville East Waterboro Portage Deblois East Andover Springfield Montville Osborn Stoneham Eustis Greenfield Twp Maxfield Washburn Moscow Willimantic Prentiss Twp Orient Wellington Pembroke Byron Bancroft Kingsbury Plt Grindstone Twp Beddington Adamstown Twp Monhegan Big Lake Twp Nashville Plt Mayfield Twp Cedar Lake Twp China Village Macwahoc Plt North Bridgton Lang Twp South Harpswell West Enfield Biddeford Pl Moxie Gore Vanceboro Stillwater Dennistown Jim Pond Twp Coburn Gore Dead River Twp Johnson Mountain Twp East Moxie Twp Woodland Washington County S Gardiner Saint John Plt Codyville Plt Perkins Twp Elliottsville Twp Drew Plt Hinckley Marion Twp Kingman Twp Centerville Pittston Academy Grant Twp St David Garfield Plt E Waterboro Parlin Pond Twp Carrying Place Town Twp Barnard Twp Coplin Plt Belgrade Lakes Hersey Brighton Plt West Forks Plymouth Twp Moxie Gore Twp Greenlaw Chopping Twp Grand Lk Strm Herseytown Twp Lambert Lake

Get Personalized Power Recommendations

Enter your address and WattBuy's proprietary energy estimation model will find the best electricity options for your home