Electricity rates in Stony Brook, NY
Stony Brook (13,740 people, Suffolk County) is served by Long Island Power Authority. Homes on Long Island Power Authority pay about 27.76¢/kWh, 2% less than the New York average.
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Electric companies serving Stony Brook
| Utility | Type | Rate | Avg bill | Homes (statewide) | Outage min |
|---|---|---|---|---|---|
| Long Island Power Authority | State-owned utility | 27.76¢ | $207 | 1.03M | 68 |
Power outages in Suffolk County right now
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Outage history in Suffolk County
| 2024 | 2025 | |
|---|---|---|
| Outage minutes per customer | 71 | 94 |
| Days with outages | 9 | 10 |
| Most customers out at once | 5,970 (0.9%) | 599,357 (91.1%) |
| Worst day | 2024-10-01 | 2025-02-02 |
Outage minutes by month, 2025
More outage time than 2024 (71 min). Data: ORNL EAGLE-I county outage snapshots every 15 minutes, covering all utilities in the county.
Nearby cities
- Head of the Harbor 27.8¢
- Setauket-East Setauket 27.8¢
- East Setauket 27.8¢
- Saint James 27.8¢
- Nissequogue 27.8¢
- Port Jefferson 27.8¢
- Terryville 27.8¢
- Port Jefferson Station 27.8¢
- Centereach 27.8¢
- Nesconset 27.8¢
ZIP codes: 11790, 11794
Frequently asked questions
What is the electricity rate in Stony Brook?
Most homes in Stony Brook get power from Long Island Power Authority, where residential customers pay an average of 27.76¢/kWh including all charges. The New York average is 28.39¢ and the U.S. average 17.99¢.
What is the average electric bill in Stony Brook?
About $207 a month, based on 744 kWh a month (the average for Long Island Power Authority customers) at 27.76¢/kWh. Homes with electric heat, pools or EVs pay more.
Who is the electric company in Stony Brook, NY?
Long Island Power Authority serves Stony Brook.
How often does the power go out in Stony Brook?
In 2025, customers in Suffolk County averaged 94 min without power. Outages hit 10 days of the year, and the worst day was 2025-02-02, when 599,357 customers (91.1%) were out. Source: ORNL EAGLE-I.