Electricity in Barnstable, Massachusetts
2 electric utilities serve homes in Barnstable County, where Barnstable is: Eversource (Massachusetts) and National Grid (Massachusetts). The name of your utility is on your bill. In 2025, the average home bill of these utilities was $101.86 (Eversource (Massachusetts)) to $163.79 (National Grid (Massachusetts)) a month. The Massachusetts average was $181.08.
- 50,101 people (2025 estimate)
- Barnstable County
- EIA data, 2025
Electric utilities in Barnstable
EIA lists utilities by county, not by city. These utilities serve homes in Barnstable County. Your address has one utility: its name is on your bill, or type your ZIP code in the utility finder.
| Utility | Homes in Massachusetts | Average bill 2025 | 1,000 kWh now |
|---|---|---|---|
| Eversource (Massachusetts)Investor-owned utility · bill calculator | 1,274,856 | $101.86474 kWh, 21.5¢ | $369.58 |
| National Grid (Massachusetts)Investor-owned utility · bill calculator | 1,231,865 | $163.79486 kWh, 33.7¢ | $410.14 |
The average bill is the 2025 average of each utility's homes that bought their power from it (EIA-861); a dash means that its homes buy power from a retail supplier. The 1,000 kWh bill is from the official tariff, before taxes, for the utilities that have a calculator on this site. The Massachusetts average was $181.08 a month for 596 kWh (30.4¢ per kWh).
Solar power in Barnstable
A home solar system on a south-facing roof in Barnstable makes about 1,357 kWh a year for each kW of panels (PVWatts, National Laboratory of the Rockies). A 6 kW system makes about 8,141 kWh a year. See what that saves on your utility's rates with the solar savings calculator.
Lower your electric bill in Barnstable
- Open your utility above for its average bill, outages and rates, or the bill calculator to check your own bill.
- Help paying your Eversource (Massachusetts) bill: 5 programs, with who qualifies and how to apply.
- Help paying the electric bill in Massachusetts: bill assistance, payment plans and discounts.
- Why is my electric bill so high? and the appliance cost calculator.
More about Massachusetts: Massachusetts electric rates and all Massachusetts utilities, business electricity rates and natural gas bills. Other cities: Boston, Braintree, Brockton, Cambridge, Chicopee, Holyoke, Lynn, New Bedford, North Attleborough, Peabody, Pittsfield, Quincy.
Who provides electricity in Barnstable, MA?
2 electric utilities serve homes in Barnstable County, where Barnstable is: Eversource (Massachusetts) and National Grid (Massachusetts). The name of your utility is on your bill.
What is the average electric bill in Barnstable, MA?
In 2025, the average home bill of these utilities was $101.86 (Eversource (Massachusetts)) to $163.79 (National Grid (Massachusetts)) a month. The Massachusetts average was $181.08 a month for 596 kWh. Your bill depends on your kWh and your rate plan.
utilityratecalc.com is not part of any utility or city government. Sources: Census Bureau city population estimates, Vintage 2025 (the city and its counties); EIA-861 data, 2025 (utilities by county, homes and average bills).