Compare the Best Natural Gas Rates and Suppliers in Grayslake

We analyze, rank, and recommend the best plans from the highest rated providers in Grayslake.

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Recommended Electricity and Natural Gas Plans in Grayslake

Electricity
Natural Gas
    • I normally use:
      1,000
      kWh per month
      • I normally use:
        1,000
        kWh per month

      Average Natural Gas Rates & Usage in Grayslake

      In November, the average natural gas rate in Grayslake was $1.59 per therm. The average households monthly natural gas usage was 139 therms, making the average bill around $168.
      based on EIA Data as of July, 2026

      All Electricity and Natural Gas Plans in Grayslake

      Electricity
      Natural Gas

          12 Month Home Natural Gas Plan

          $ 0.569 Therm
          12 Months Locked Rate
          • 100% Green Energy
          $0.00 MRC per month
          • estimate for 1000 kWh usage
          Fixed Rate
          Fixed Rate

          Plan Type

          Fixed Rate
          12 Months

          Locked Rate

          Fixed Rate
          $50

          Early Termination Fee

          (Note: The Early Termination Fee will not be charged if you end your contract early because you are moving out.)

          Constellation is the US's largest producer of carbon-free energy and a leader of retail supply of power, natural gas and home services for residences ..

          Utility:

          North Shore Gas logo

          Fixed-Rate Gas 12

          $ 0.435 Therm
          12 Months Locked Rate
          • 100% Green Energy
          $0.00 MRC per month
          • estimate for 1000 kWh usage
          Fixed Rate
          Fixed Rate

          Plan Type

          Fixed Rate
          12 Months

          Locked Rate

          Utility:

          North Shore Gas logo

          Guard 12

          $ 0.479 Therm
          12 Months Locked Rate
          • 100% Green Energy
          $4.95 MRC per month
          • estimate for 1000 kWh usage
          Fixed Rate
          Fixed Rate

          Plan Type

          Fixed Rate
          12 Months

          Locked Rate

          Fixed Rate
          $4.95

          Monthly Recurring Charge

          Founded in 1999 and licensed to sell electricity in Texas in 2002, Spark Energy is now a national retail electricity and natural gas provider. They no..

          Utility:

          North Shore Gas logo

          Green Guard 12

          $ 0.499 Therm
          12 Months Locked Rate
          • 100% Green Energy
          $4.95 MRC per month
          • estimate for 1000 kWh usage
          Fixed Rate
          Fixed Rate

          Plan Type

          Fixed Rate
          12 Months

          Locked Rate

          Fixed Rate
          $4.95

          Monthly Recurring Charge

          Founded in 1999 and licensed to sell electricity in Texas in 2002, Spark Energy is now a national retail electricity and natural gas provider. They no..

          Utility:

          North Shore Gas logo

          SureLock 12

          $ 0.579 Therm
          12 Months Locked Rate
          • 100% Green Energy
          $0.00 MRC per month
          • estimate for 1000 kWh usage
          Fixed Rate
          Fixed Rate

          Plan Type

          Fixed Rate
          12 Months

          Locked Rate

          Fixed Rate
          $0.00

          Early Termination Fee

          XOOM Energy is a retail energy provider that offers electricity and natural gas service in select states. Service areas include California, Ohio, Conn..

          Utility:

          North Shore Gas logo

          RescueLock 12

          $ 0.609 Therm
          12 Months Locked Rate
          • 100% Green Energy
          $0.00 MRC per month
          • estimate for 1000 kWh usage
          Fixed Rate
          Fixed Rate

          Plan Type

          Fixed Rate
          12 Months

          Locked Rate

          Fixed Rate
          $0.00

          Early Termination Fee

          XOOM Energy is a retail energy provider that offers electricity and natural gas service in select states. Service areas include California, Ohio, Conn..

          Utility:

          North Shore Gas logo

          SureLock 24

          $ 0.619 Therm
          24 Months Locked Rate
          • 100% Green Energy
          $0.00 MRC per month
          • estimate for 1000 kWh usage
          Fixed Rate
          Fixed Rate

          Plan Type

          Fixed Rate
          24 Months

          Locked Rate

          Fixed Rate
          $0.00

          Early Termination Fee

          XOOM Energy is a retail energy provider that offers electricity and natural gas service in select states. Service areas include California, Ohio, Conn..

          Utility:

          North Shore Gas logo
          Rates as of Aug 24, 2026 at 06:29 AM