Ontario Electricity Prices
A straightforward view of the wholesale market prices and additional electricity-system costs that may affect your account.
Not sure how your hydro bill is priced?
Residential and smaller accounts
Tiered
Ultra-Low Overnight
Larger business accounts
Over 250,000 kWh/year and over 50 kW demand
Most accounts
Ontario Price + Class B
At 1,000 kW · some sectors from 500 kW
Class A becomes an option
Directly IESO-billed
Ontario Price or eligible locational pricing
This is the main province-wide wholesale price paid by most Ontario electricity demand. The day-ahead outlook shows prices scheduled through tomorrow, so the coming peaks are visible before they arrive.
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$/kWh
Current Ontario Price
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Ontario Price outlook
Past six days · Next 24 hours
Ontario Price
Explore wholesale prices at a specific point on Ontario’s grid. This is technical market information intended for customers who need location-level detail.
Search by a friendly location name; the matching IESO node identifier is handled automatically.
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$/kWh
Day-ahead price
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$/kWh
Real-time price
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Price by location
Past six days · Next 24 hours
Day-ahead price
Real-time price
Global Adjustment covers electricity-system costs that are not recovered through the wholesale price. Class B accounts pay the monthly rate shown here for each unit of electricity used, billed in addition to the commodity charge.
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$/kWh
Latest 1st estimate
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Monthly Global Adjustment rate
Class B · Latest available reports
1st estimate
2nd estimate
Actual
Class A accounts pay a share of the province-wide monthly Global Adjustment based on their contribution during Ontario’s five highest demand hours. Enter the account’s Peak Demand Factor to calculate that share.
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system total
Latest actual
Enter a PDF to calculate this account
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Monthly Class A allocation
System-wide GA totals · Enter a Peak Demand Factor to calculate this account
2nd estimate
Actual