Based on data from 253 vehicles, 18,917 fuel-ups and 6,302,688 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 927 outliers (4.67%) removed.

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

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• 2018 Jeep Grand Cherokee

  2018 Jeep Grand Cherokee Summit 3.6L V6 FLEX Automatic 8 Speed Sport Utility
  Added Mar 2018 • 203 Fuel-ups

  Property of phillips_jim

• 20.4 Avg MPG

• Jeep

  2018 Jeep Grand Cherokee Limited Automatic 8 Speed Sport Utility
  Added Mar 2021 • 255 Fuel-ups

  Property of jnowickk

• 19.1 Avg MPG

• My Grand Cherokee

  2018 Jeep Grand Cherokee Overland 3.6L V6 FLEX Automatic 8 Speed
  Added May 2018 • 173 Fuel-ups

  Property of Bpd277

• 13.1 Avg MPG

• 2018 Limited

  2018 Jeep Grand Cherokee Limited 3.6L V6 FLEX Automatic 8 Speed Sport Utility
  Added Mar 2019 • 181 Fuel-ups

  Property of ssydnes

• 20.9 Avg MPG

• Grand Cherokee

  2018 Jeep Grand Cherokee Trailhawk 3.6L V6 FLEX Automatic 8 Speed
  Added Aug 2018 • 274 Fuel-ups

  Property of lonecrab

• 18.5 Avg MPG

• My Grand Cherokee

  2018 Jeep Grand Cherokee Overland 3.6L V6 FLEX Automatic 8 Speed
  Added Jun 2021 • 99 Fuel-ups

  Property of jeremykalina

• 17.4 Avg MPG

• My Grand Cherokee

  2018 Jeep Grand Cherokee Limited 3.6L V6 FLEX Automatic 8 Speed
  Added Jul 2021 • 50 Fuel-ups

  Property of RSPorter1952

• 20.8 Avg MPG

• 2018 Red Jeep GC

  2018 Jeep Grand Cherokee Limited 3.6L V6 FLEX Automatic 8 Speed Sport Utility
  Added Jan 2022 • 100 Fuel-ups

  Property of forcedfedbug

• 23.4 Avg MPG

• My Grand Cherokee

  2018 Jeep Grand Cherokee Limited 3.6L V6 FLEX Automatic 8 Speed
  Added Apr 2021 • 148 Fuel-ups

  Property of Shelby_21

• 21.8 Avg MPG

• My Grand Cherokee

  2018 Jeep Grand Cherokee Limited 5.7L V8 GAS Automatic 8 Speed
  Added Aug 2023 • 40 Fuel-ups

  Property of savybrown

• 21.3 Avg MPG

• Trailhawk

  2018 Jeep Grand Cherokee Trailhawk 3.6L V6 FLEX Automatic 8 Speed Sport Utility
  Added Jan 2024 • 285 Fuel-ups

  Property of zoramac

• 17.0 Avg MPG

• Trailhawk

  2018 Jeep Grand Cherokee Trailhawk 3.6L V6 FLEX Automatic 8 Speed Sport Utility
  Added Mar 2024 • 9 Fuel-ups

  Property of Mtbikemarc

• 19.4 Avg MPG

• My Grand Cherokee

  2018 Jeep Grand Cherokee Laredo 3.6L V6 FLEX Automatic 8 Speed
  Added Feb 2021 • 38 Fuel-ups

  Property of sanchezcas

• 16.2 Avg MPG

• My Grand Cherokee

  2018 Jeep Grand Cherokee Altitude 3.6L V6 FLEX Automatic 8 Speed
  Added Sep 2023 • 14 Fuel-ups

  Property of JonGraif

• 22.2 Avg MPG

• Grand Cherokee

  2018 Jeep Grand Cherokee Limited 3.6L V6 FLEX Automatic 8 Speed
  Added Mar 2022 • 106 Fuel-ups

  Property of markmerritt

• 21.4 Avg MPG

• Trailhawk

  2018 Jeep Grand Cherokee Trailhawk 3.6L V6 FLEX Automatic 8 Speed
  Added Oct 2018 • 223 Fuel-ups

  Property of gmgrant

• 21.3 Avg MPG

• Grand Cherokee

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

  Property of CountryW

• 19.7 Avg MPG

• Jeep Grand Cherokee

  2018 Jeep Grand Cherokee Overland 5.7L V8 GAS Automatic 8 Speed Sport Utility
  Added Feb 2018 • 232 Fuel-ups

  Property of pilotender

• 17.2 Avg MPG

• Jessica

  2018 Jeep Grand Cherokee Overland 3.6L V6 FLEX Automatic 8 Speed Sport Utility
  Added Nov 2022 • 43 Fuel-ups

  Property of Jessp

• 25.7 Avg MPG

• Grand Cherokee

  2018 Jeep Grand Cherokee Overland 3.6L V6 FLEX Automatic 8 Speed
  Added May 2021 • 65 Fuel-ups

  Property of pill

• 19.0 Avg MPG

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