Based on data from 253 vehicles, 18,947 fuel-ups and 6,313,414 miles of driving, the 2018 Jeep Grand Cherokee gets a combined Avg MPG of 18.69 with a 0.06 MPG margin of error.

Any Engine Type 3.0L V6 DIESEL (42) 3.6L V6 FLEX (146) 5.7L V8 GAS (33) 6.2L V8 GAS (10) 6.4L V8 GAS (7) V6 GAS (1) Any Body Style Sport Utility (92) Any Submodel Limited Lujo (1) SRT (7) Altitude (8) Trackhawk (12) Summit (18) High Altitude (22) Laredo (29) Overland (40) Trailhawk (56) Limited (60)

Below you can see a distribution of the fuel-ups with 929 outliers (4.67%) removed.

Following shows the average MPG of each of the 253 vehicles in the system.

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• My Grand Cherokee

  2018 Jeep Grand Cherokee Limited 5.7L V8 GAS Automatic 8 Speed
  Added May 2018 • 40 Fuel-ups

  Property of acetinbo08

• 16.7 Avg MPG

• Jeep

  2018 Jeep Grand Cherokee Trailhawk 3.6L V6 FLEX Automatic 8 Speed Sport Utility
  Added Jan 2018 • 155 Fuel-ups

  Property of Jeep265

• 18.4 Avg MPG

• Big Blue

  2018 Jeep Grand Cherokee Limited 3.6L V6 FLEX
  Added Jul 2018 • 36 Fuel-ups

  Property of sdub74

• 17.9 Avg MPG

• Grand Cherokee SRT

  2018 Jeep Grand Cherokee SRT 6.4L V8 GAS Automatic 8 Speed
  Added Nov 2018 • 131 Fuel-ups

  Property of TrippleDipp

• 13.9 Avg MPG

• 2018 Grand Cherokee

  2018 Jeep Grand Cherokee Limited 3.6L V6 FLEX Automatic 8 Speed
  Added May 2018 • 59 Fuel-ups

  Property of meuell

• 20.3 Avg MPG

• My Grand Cherokee

  2018 Jeep Grand Cherokee Limited 3.6L V6 FLEX Automatic 8 Speed
  Added Oct 2018 • 92 Fuel-ups

  Property of chel-cars

• 18.6 Avg MPG

• 2018 Grand Cherokee SRT

  2018 Jeep Grand Cherokee SRT 6.4L V8 GAS Automatic 8 Speed
  Added Sep 2020 • 15 Fuel-ups

  Property of JPowles

• 17.8 Avg MPG

• My Grand Cherokee

  2018 Jeep Grand Cherokee Overland 5.7L V8 GAS Automatic 8 Speed
  Added Dec 2017 • 67 Fuel-ups

  Property of smatz

• 17.9 Avg MPG

• Frank

  2018 Jeep Grand Cherokee Altitude V6 GAS
  Added Mar 2018 • 101 Fuel-ups

  Property of Steaks624

• 18.7 Avg MPG

• 2018 Jeep WK2

  2018 Jeep Grand Cherokee Limited 5.7L V8 GAS Automatic 8 Speed Sport Utility
  Added Apr 2018 • 23 Fuel-ups

  Property of koobos

• 15.1 Avg MPG

• Beefy Jeepy

  2018 Jeep Grand Cherokee Laredo 3.6L V6 FLEX Automatic 8 Speed Sport Utility
  Added Feb 2018 • 62 Fuel-ups

  Property of amstel78

• 20.6 Avg MPG

• Jeep Grand Cherokee Laredo

  2018 Jeep Grand Cherokee Laredo 3.6L V6 FLEX Automatic 8 Speed Sport Utility
  Added Nov 2017 • 139 Fuel-ups

  Property of ccsimmons

• 19.5 Avg MPG

• My Grand Cherokee

  2018 Jeep Grand Cherokee Altitude 3.6L V6 FLEX Automatic 8 Speed
  Added Sep 2018 • 138 Fuel-ups

  Property of kdesiderio

• 14.2 Avg MPG

• My Grand Cherokee

  2018 Jeep Grand Cherokee Trailhawk 3.0L V6 DIESEL Automatic 8 Speed
  Added Jun 2019 • 23 Fuel-ups

  Property of throwsoftjax

• 16.3 Avg MPG

• Grand Cherokee

  2018 Jeep Grand Cherokee High Altitude 3.6L V6 FLEX Automatic 8 Speed Sport Utility
  Added Mar 2018 • 50 Fuel-ups

  Property of Blackice7888

• 20.0 Avg MPG

• My Grand Cherokee

  2018 Jeep Grand Cherokee Limited 5.7L V8 GAS Automatic 8 Speed
  Added Sep 2020 • 4 Fuel-ups

  Property of StevesCars

• 32.1 Avg MPG

• 18 Trackhawk

  2018 Jeep Grand Cherokee Trackhawk
  Added Jan 2018 • 18 Fuel-ups

  Property of Whitman

• 12.6 Avg MPG

• Retired 2018 Summit

  2018 Jeep Grand Cherokee Summit 3.6L V6 FLEX Automatic 8 Speed
  Added Aug 2018 • 86 Fuel-ups

  Property of Desdinova

• 18.6 Avg MPG

• My Grand Cherokee

  2018 Jeep Grand Cherokee Trailhawk 3.6L V6 FLEX Automatic 8 Speed
  Added Oct 2018 • 81 Fuel-ups

  Property of Compuwhiz

• 22.5 Avg MPG

• My Grand Cherokee

  2018 Jeep Grand Cherokee Laredo 3.6L V6 FLEX Automatic 8 Speed
  Added May 2018 • 85 Fuel-ups

  Property of ibunny

• 17.9 Avg MPG

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