Town of Braintree - (MA)
Municipal electric utility · Massachusetts · #833 of 3,199 U.S. utilities by customers · EIA utility #2144
Town of Braintree - (MA) is a municipal electric utility serving 16,812 customers in Massachusetts. In 2025 it sold 326 gigawatt-hours of electricity for $54.60M in revenue, an average realized rate of 16.76¢ per kWh across all customer classes and 16.17¢ per kWh for residential customers. Its reported service territory covers 1 counties. EIA records its activities as: generation, transmission, buying transmission, distribution.
Customers, sales and rates by customer class (2025)
| Class | Customers | Sales (GWh) | Revenue | Avg realized rate | Share of sales |
|---|---|---|---|---|---|
| Residential | 14,090 | 122 | $19.71M | 16.17¢ | |
| Commercial | 2,716 | 180 | $31.20M | 17.31¢ | |
| Industrial | 6 | 23.5 | $3.69M | 15.68¢ | |
| Total | 16,812 | 326 | $54.60M | 16.76¢ |
Average realized rate = revenue divided by sales as reported on EIA Form 861. It blends fixed charges, demand charges and riders into one per-kWh figure; it is not the utility's tariff rate. Estimated residential bill assumes the average residential customer's actual 2025 usage (721 kWh/month).
Five-year trend
| Year | Customers | Sales (GWh) | Revenue | Residential rate |
|---|---|---|---|---|
| 2021 | 16,745 | 319 | $47.59M | 14.33¢ |
| 2022 | 16,738 | 323 | $49.47M | 14.74¢ |
| 2023 | 16,752 | 314 | $51.32M | 15.81¢ |
| 2024 | 16,769 | 322 | $52.60M | 15.79¢ |
| 2025 | 16,812 | 326 | $54.60M | 16.17¢ |
Reliability (2025)
Average outage time (SAIDI): 72 minutes per customer per year
Average outages (SAIFI): 1.28 per customer
Average restoration time (CAIDI): 56 minutes
As reported for Massachusetts under the IEEE standard, with major event days included where the standard reports them. Lower is better; see the reliability rankings.
Energy supply (2025)
Net generation: 41.0 GWh
Wholesale power purchased: 291 GWh
Winter peak demand: 59 MW
Energy losses: 2.4% of energy handled
Meters & rooftop solar (2025)
Smart (AMI) meters: 100.0% of 16,812 meters
Customer-sited generation (net metering): 54 installations, 1.6 MW of capacity
Counties served
Norfolk, MA
Other large utilities in Massachusetts
- Constellation NewEnergy, Inc - 1,541,139 customers, residential 12.92¢
- Direct Energy Services - 1,310,067 customers, residential 14.56¢
- Massachusetts Electric Co - 486,042 customers, residential 33.66¢
- First Point Power, LLC - 353,137 customers, residential 13.82¢
- NSTAR Electric Company - 340,640 customers, residential 21.49¢
- Clearview Electric Inc. - 64,976 customers, residential 14.61¢
- City of Taunton - (MA) - 40,045 customers, residential 18.81¢
- Town of Reading - (MA) - 28,337 customers, residential 19.95¢
All Massachusetts utilities and rates
Source: U.S. Energy Information Administration, Form EIA-861 2025 (filed by the utility; figures as published). Utility #2144 in the EIA frame.