Based on data from 262 vehicles, 19,867 fuel-ups and 6,616,087 miles of driving, the 2018 Jeep Grand Cherokee gets a combined Avg MPG of 18.70 with a 0.06 MPG margin of error.

Any Engine Type 3.0L V6 DIESEL (44) 3.6L V6 FLEX (150) 5.7L V8 GAS (34) 6.2L V8 GAS (11) 6.4L V8 GAS (7) V6 GAS (2) Any Body Style Sport Utility (96) Any Submodel Limited Lujo (1) SRT (7) Altitude (8) Trackhawk (13) Summit (18) High Altitude (22) Laredo (31) Overland (39) Trailhawk (58) Limited (65)

Below you can see a distribution of the fuel-ups with 978 outliers (4.69%) removed.

Following shows the average MPG of each of the 262 vehicles in the system.

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• TX 18 White Jeep GC

  2018 Jeep Grand Cherokee Limited 3.6L V6 FLEX Automatic 8 Speed
  Added May 2019 • 46 Fuel-ups

  Property of washerpits

• 23.3 Avg MPG

• Jeep

  2018 Jeep Grand Cherokee Limited 3.6L V6 FLEX Automatic 8 Speed Sport Utility
  Added Mar 2018 • 156 Fuel-ups

  Property of BubbaATL

• 19.3 Avg MPG

• Z Jeep Grand Cherokee

  2018 Jeep Grand Cherokee Trailhawk 3.0L V6 DIESEL Automatic 8 Speed
  Added Jun 2018 • 141 Fuel-ups

  Property of mmw023

• 18.0 Avg MPG

• Jeep Grand Cherokee

  2018 Jeep Grand Cherokee Overland 3.6L V6 FLEX Automatic 8 Speed Sport Utility
  Added Nov 2017 • 166 Fuel-ups

  Property of pdxa3

• 17.3 Avg MPG

• Jeep Grand Cherokee

  2018 Jeep Grand Cherokee Overland 3.6L V6 FLEX Automatic 8 Speed Sport Utility
  Added Nov 2017 • 166 Fuel-ups

  Property of pdxa4

• 17.3 Avg MPG

• 2018 JEEP GC

  2018 Jeep Grand Cherokee Trailhawk 3.6L V6 FLEX Automatic 8 Speed Sport Utility
  Added Oct 2017 • 125 Fuel-ups

  Property of WerkHome

• 20.8 Avg MPG

• My Grand Cherokee

  2018 Jeep Grand Cherokee Limited 3.0L V6 DIESEL Automatic 8 Speed
  Added Apr 2021 • 49 Fuel-ups

  Property of tomgage

• 23.3 Avg MPG

• 2018 Jeep GC Trailhawk

  2018 Jeep Grand Cherokee Trailhawk 5.7L V8 GAS Automatic 8 Speed Sport Utility
  Added Jun 2019 • 93 Fuel-ups

  Property of bss751

• 14.2 Avg MPG

• Veronica: The GC

  2018 Jeep Grand Cherokee High Altitude 3.0L V6 DIESEL Automatic 8 Speed Sport Utility
  Added Oct 2021 • 67 Fuel-ups

  Property of FreedomHoofCare

• 26.3 Avg MPG

• My Grand Cherokee

  2018 Jeep Grand Cherokee Limited 3.0L V6 DIESEL Automatic 8 Speed
  Added Aug 2022 • 3 Fuel-ups

  Property of whiteoak

• 19.8 Avg MPG

• Ariel

  2018 Jeep Grand Cherokee Laredo 3.6L V6 FLEX Automatic 8 Speed Sport Utility
  Added Dec 2018 • 124 Fuel-ups

  Property of rchap08

• 21.2 Avg MPG

• My Grand Cherokee

  2018 Jeep Grand Cherokee Overland 5.7L V8 GAS Automatic 8 Speed
  Added Jan 2021 • 69 Fuel-ups

  Property of dkerr5377

• 14.0 Avg MPG

• My Grand Cherokee Summit

  2018 Jeep Grand Cherokee Summit 3.6L V6 FLEX Automatic 8 Speed
  Added Aug 2020 • 88 Fuel-ups

  Property of dhut1832

• 18.3 Avg MPG

• N719AJ

  2018 Jeep Grand Cherokee Overland 3.6L V6 FLEX Automatic 8 Speed Sport Utility
  Added Dec 2019 • 88 Fuel-ups

  Property of Sn0wm4n

• 17.7 Avg MPG

• My Grand Cherokee

  2018 Jeep Grand Cherokee Limited 3.6L V6 FLEX Automatic 8 Speed
  Added Jan 2022 • 23 Fuel-ups

  Property of LaggyOne

• 18.0 Avg MPG

• 2018 Grand Cherokee

  2018 Jeep Grand Cherokee Altitude 3.6L V6 FLEX Automatic 8 Speed
  Added May 2021 • 33 Fuel-ups

  Property of x27mw

• 18.6 Avg MPG

• My 208 Grand Cherokee Limited

  2018 Jeep Grand Cherokee Limited 3.6L V6 FLEX Automatic 8 Speed
  Added Feb 2022 • 9 Fuel-ups

  Property of slim0531

• 15.9 Avg MPG

• Grand Cherokee in 2022

  2018 Jeep Grand Cherokee Laredo 3.6L V6 FLEX Automatic 8 Speed
  Added Jun 2022 • 12 Fuel-ups

  Property of josetravels

• 21.9 Avg MPG

• My Grand Cherokee

  2018 Jeep Grand Cherokee High Altitude 3.6L V6 FLEX Automatic 8 Speed
  Added Jan 2022 • 7 Fuel-ups

  Property of tommywin

• 18.4 Avg MPG

• Eurotrash EcoDiesel

  2018 Jeep Grand Cherokee Limited 3.0L V6 DIESEL Automatic 8 Speed Sport Utility
  Added Oct 2020 • 23 Fuel-ups

  Property of rustyshackleford86

• 24.7 Avg MPG

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