Gas

Gas Supply Prices: July

Ameren Illinois – 50.40 cents per therm (UP about 12 percent from July 2025)
Consumers Gas – $1.83 per therm (UP about 164 percent from July 2025)
Illinois Gas – 41.71 cents per therm (DOWN about 27 percent from July 2025)
Liberty Utilities – $1.03 per therm (UP about 100 percent from July 2025)
MidAmerican Energy – 45.78 cents per therm (DOWN about 22 percent from July 2025)
Mt. Carmel – 63.41 cents per therm (UP about 61 percent from July 2025)
Nicor Gas – 36.00 cents per therm (DOWN about 33 percent from July 2025)
North Shore Gas – 42.46 cents per therm (DOWN 0.07 percent–about the same as July 2025)
Peoples Gas – 39.11 cents per therm (DOWN about 21 percent from July 2025)

Note: See historical prices here.