PJM by the Numbers

As of Dec. 31, 2025

185,989 MW
Generation Capacity
165,563 MW
Peak Demand
$80.5 Billion
Annual Billings
828,161 GWh
Annual Energy
88,417 Miles
Transmission Lines
(Bulk Electric System)
368,906
Square Miles of Territory
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13 + D.C.
States Served
67+ Million
Population Served
1,116
Membership