Based on data from 253 vehicles, 18,972 fuel-ups and 6,322,152 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 (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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• Jeep Grand Cherokee

  2018 Jeep Grand Cherokee Limited 3.6L V6 FLEX Automatic 8 Speed
  Added Aug 2021 • 71 Fuel-ups

  Property of stickman42

• 17.2 Avg MPG

• My Grand Cherokee

  2018 Jeep Grand Cherokee Limited 3.6L V6 FLEX Automatic 8 Speed
  Added Apr 2021 • 150 Fuel-ups

  Property of Shelby_21

• 21.8 Avg MPG

• My Grand Cherokee

  2018 Jeep Grand Cherokee Limited 3.6L V6 FLEX Automatic 8 Speed
  Added Jan 2022 • 109 Fuel-ups

  Property of Hansonj15

• 20.5 Avg MPG

• Trailhawk

  2018 Jeep Grand Cherokee Trailhawk 3.6L V6 FLEX Automatic 8 Speed Sport Utility
  Added Sep 2020 • 190 Fuel-ups

  Property of seely33

• 18.1 Avg MPG

• Megans Grand Cherokee

  2018 Jeep Grand Cherokee Overland 3.6L V6 FLEX Automatic 8 Speed
  Added May 2021 • 72 Fuel-ups

  Property of Zachary6790

• 19.6 Avg MPG

• My Grand Cherokee

  2018 Jeep Grand Cherokee Summit 5.7L V8 GAS Automatic 8 Speed
  Added Sep 2019 • 224 Fuel-ups

  Property of Memulder

• 16.6 Avg MPG

• My Grand Cherokee

  2018 Jeep Grand Cherokee High Altitude 3.0L V6 DIESEL Automatic 8 Speed
  Added Sep 2018 • 231 Fuel-ups

  Property of arem4ou

• 17.1 Avg MPG

• 2018 Red Jeep GC

  2018 Jeep Grand Cherokee Limited 3.6L V6 FLEX Automatic 8 Speed Sport Utility
  Added Jan 2022 • 101 Fuel-ups

  Property of forcedfedbug

• 23.3 Avg MPG

• Trackhawk

  2018 Jeep Grand Cherokee Trackhawk 6.2L V8 GAS Automatic 8 Speed Sport Utility
  Added Aug 2019 • 132 Fuel-ups

  Property of lstman855

• 12.6 Avg MPG

• My Grand Cherokee

  2018 Jeep Grand Cherokee Summit 3.6L V6 FLEX Automatic 8 Speed
  Added Nov 2021 • 120 Fuel-ups

  Property of cmacvp16

• 20.3 Avg MPG

• My Grand Cherokee

  2018 Jeep Grand Cherokee Altitude 3.6L V6 FLEX Automatic 8 Speed
  Added Sep 2023 • 17 Fuel-ups

  Property of JonGraif

• 22.4 Avg MPG

• Grand Cherokee

  2018 Jeep Grand Cherokee Limited 3.6L V6 FLEX Automatic 8 Speed
  Added Mar 2022 • 107 Fuel-ups

  Property of markmerritt

• 21.4 Avg MPG

• My Grand Cherokee

  2018 Jeep Grand Cherokee Laredo 3.6L V6 FLEX Automatic 8 Speed
  Added Mar 2022 • 120 Fuel-ups

  Property of SHendrick111

• 21.6 Avg MPG

• Jessica

  2018 Jeep Grand Cherokee Overland 3.6L V6 FLEX Automatic 8 Speed Sport Utility
  Added Nov 2022 • 45 Fuel-ups

  Property of Jessp

• 25.5 Avg MPG

• My Grand Cherokee

  2018 Jeep Grand Cherokee High Altitude 5.7L V8 GAS Automatic 8 Speed
  Added Mar 2023 • 30 Fuel-ups

  Property of Leanne903

• 17.5 Avg MPG

• My Grand Cherokee

  2018 Jeep Grand Cherokee Limited 3.6L V6 FLEX Automatic 8 Speed
  Added Mar 2024 • 7 Fuel-ups

  Property of jen21580

• 18.9 Avg MPG

• My Grand Cherokee

  2018 Jeep Grand Cherokee Summit 3.6L V6 FLEX Automatic 8 Speed
  Added Jan 2018 • 201 Fuel-ups

  Property of horrorwon

• 21.0 Avg MPG

• Brandy’s Grand Cherokee

  2018 Jeep Grand Cherokee Summit 3.0L V6 DIESEL Automatic 8 Speed
  Added Jun 2018 • 237 Fuel-ups

  Property of banditladybug

• 26.6 Avg MPG

• Trailhawk

  2018 Jeep Grand Cherokee Trailhawk 3.6L V6 FLEX Automatic 8 Speed
  Added Oct 2018 • 224 Fuel-ups

  Property of gmgrant

• 21.3 Avg MPG

• 2018 Jeep Grand Cherokee

  2018 Jeep Grand Cherokee Summit 3.6L V6 FLEX Automatic 8 Speed Sport Utility
  Added Mar 2018 • 204 Fuel-ups

  Property of phillips_jim

• 20.3 Avg MPG

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