Based on data from 262 vehicles, 20,259 fuel-ups and 6,744,087 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 (43) 3.6L V6 FLEX (150) 5.7L V8 GAS (35) 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 (23) Laredo (31) Overland (39) Trailhawk (58) Limited (64)

Below you can see a distribution of the fuel-ups with 999 outliers (4.70%) removed.

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

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• ME 18 White Jeep GC

  2018 Jeep Grand Cherokee Limited 3.6L V6 FLEX Automatic 8 Speed
  Added Jun 2020 • 109 Fuel-ups

  Property of washerpits

• 21.7 Avg MPG

• Jeep

  2018 Jeep Grand Cherokee Trailhawk 3.0L V6 DIESEL Automatic 8 Speed
  Added Aug 2018 • 184 Fuel-ups

  Property of spaver

• 21.2 Avg MPG

• Elle’s Grand Cherokee

  2018 Jeep Grand Cherokee Limited 3.6L V6 FLEX Automatic 8 Speed
  Added Oct 2024 • 13 Fuel-ups

  Property of 94XJ

• 17.5 Avg MPG

• My Grand Cherokee

  2018 Jeep Grand Cherokee High Altitude 5.7L V8 GAS Automatic 8 Speed
  Added Mar 2023 • 51 Fuel-ups

  Property of Leanne903

• 18.5 Avg MPG

• Pearl

  2018 Jeep Grand Cherokee Overland 3.6L V6 FLEX Automatic 8 Speed Sport Utility
  Added Mar 2021 • 186 Fuel-ups

  Property of vjtumes24

• 18.7 Avg MPG

• My Grand Cherokee

  2018 Jeep Grand Cherokee Summit 3.6L V6 FLEX Automatic 8 Speed
  Added Nov 2021 • 147 Fuel-ups

  Property of cmacvp16

• 20.4 Avg MPG

• My Grand Cherokee

  2018 Jeep Grand Cherokee Summit 5.7L V8 GAS Automatic 8 Speed
  Added Sep 2019 • 261 Fuel-ups

  Property of Memulder

• 16.7 Avg MPG

• Adam’s Grand Cherokee

  2018 Jeep Grand Cherokee Limited 5.7L V8 GAS Automatic 8 Speed
  Added Nov 2017 • 229 Fuel-ups

  Property of atarwacki

• 16.6 Avg MPG

• My Grand Cherokee 2018

  2018 Jeep Grand Cherokee High Altitude 3.6L V6 FLEX Automatic 8 Speed
  Added Sep 2019 • 250 Fuel-ups

  Property of IsraelHands

• 18.1 Avg MPG

• Trackhawk

  2018 Jeep Grand Cherokee Trackhawk 6.2L V8 GAS Automatic 8 Speed
  Added Jun 2021 • 142 Fuel-ups

  Property of tdeccio

• 12.8 Avg MPG

• Jeep Grand Cherokee

  2018 Jeep Grand Cherokee Limited 3.6L V6 FLEX Automatic 8 Speed Sport Utility
  Added Jul 2024 • 33 Fuel-ups

  Property of pod184

• 16.6 Avg MPG

• Jeep Grand Cherokee

  2018 Jeep Grand Cherokee Summit 3.0L V6 DIESEL Automatic 8 Speed
  Added May 2020 • 50 Fuel-ups

  Property of ScrmnEagle

• 18.6 Avg MPG

• My Grand Cherokee

  2018 Jeep Grand Cherokee Limited 3.6L V6 FLEX Automatic 8 Speed
  Added Jan 2022 • 132 Fuel-ups

  Property of Hansonj15

• 20.2 Avg MPG

• Grand Cherokee

  2018 Jeep Grand Cherokee Altitude
  Added Apr 2020 • 265 Fuel-ups

  Property of amandy93

• 19.5 Avg MPG

• Grand Cherokee Overland

  2018 Jeep Grand Cherokee Overland 3.0L V6 DIESEL Automatic 8 Speed
  Added Jan 2018 • 302 Fuel-ups

  Property of mf0rd

• 23.2 Avg MPG

• Grand Cherokee Trailhawk - 4X4

  2018 Jeep Grand Cherokee Trailhawk 3.6L V6 FLEX Automatic 8 Speed
  Added Dec 2017 • 328 Fuel-ups

  Property of QaiVMb9w3cuiEYpK4rUb

• 18.8 Avg MPG

• My Grand Cherokee

  2018 Jeep Grand Cherokee Laredo 3.6L V6 FLEX Automatic 8 Speed
  Added Nov 2017 • 524 Fuel-ups

  Property of wookiefur

• 19.5 Avg MPG

• Grand Cherokee

  2018 Jeep Grand Cherokee Trailhawk 3.6L V6 FLEX Automatic 8 Speed
  Added Aug 2018 • 318 Fuel-ups

  Property of lonecrab

• 18.6 Avg MPG

• My Grand Cherokee

  2018 Jeep Grand Cherokee Limited 3.6L V6 FLEX Automatic 8 Speed
  Added Apr 2021 • 178 Fuel-ups

  Property of Shelby_21

• 21.8 Avg MPG

• Grand Cherokee

  2018 Jeep Grand Cherokee Trailhawk 5.7L V8 GAS Automatic 8 Speed Sport Utility
  Added Jul 2018 • 139 Fuel-ups

  Property of Jdemeurers

• 16.0 Avg MPG

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