Electricity rates in 45787 — Watertown, OH
Homes in ZIP 45787 pay about 21.1¢ per kWh (Ohio Power Co., Jan–Aug 2026). The Ohio average is 19.4¢ and the U.S. average 18.2¢ (Aug 2026).
What a month of electricity costs
Monthly cost at the average price of 21.1¢ per kWh. Real bills add or subtract fixed charges, tiers, time-of-use and fuel adjustments.
Where ZIP 45787 is
scroll or pinch to zoomUtilities serving Washington
| Utility | Home price | Avg. bill | Customers in OH |
|---|---|---|---|
| Ohio Power Co. Investor Owned · serves Washington | 21.1¢ Jan–Aug 2026 | $174 | 1,339,232 |
| Washington Electric Coop (OH) Cooperative · serves Washington | 20.4¢ 2024 | $177 | 10,568 |
Utilities are matched to this ZIP code by NREL’s ZIP–utility table and the EIA service-territory list for Washington; county matches may serve only part of the area. Prices are each utility’s average residential revenue per kWh.
Ohio price trend
Hover or tap the chart for exact monthly values. Source: EIA-861M (monthly, latest months preliminary); forecast: EIA Short-Term Energy Outlook (October 2026) for the East North Central region, which includes Illinois, Indiana, Michigan, Ohio, Wisconsin.
Averages, not a quote. Prices here are what each utility’s residential customers paid on average (revenue ÷ kWh sold, fixed charges included), as reported to the U.S. Energy Information Administration. Your own rate depends on your plan, season and usage — check your bill or your utility’s tariff.
Questions about 45787
How much does electricity cost in 45787?
About 21.1¢ per kWh for homes (Ohio Power Co., Jan–Aug 2026, EIA). At 900 kWh a month that is roughly $190.
Who is the electric utility for 45787?
Ohio Power Co. serves Washington (EIA service territory), with about 1,339,232 residential customers in Ohio; 1 other utility also serves parts of the area.
Is electricity in OH getting more expensive?
The Ohio residential average was 19.4¢ per kWh in August 2026, up 10.4% from a year earlier; the U.S. average was 18.2¢.
Can I choose my electricity supplier in OH?
Ohio allows retail electricity choice for many households; the local utility still delivers the power.