Based on data from 253 vehicles, 18,945 fuel-ups and 6,312,582 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 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

• My Grand Cherokee

  2018 Jeep Grand Cherokee Trailhawk 3.6L V6 FLEX Automatic 8 Speed
  Added Aug 2018 • 97 Fuel-ups

  Property of abski92585

• 15.8 Avg MPG

• Jeep

  2018 Jeep Grand Cherokee SRT 6.4L V8 GAS Automatic 8 Speed Sport Utility
  Added Sep 2019 • 53 Fuel-ups

  Property of sr2k19524

• 12.9 Avg MPG

• My Grand Cherokee

  2018 Jeep Grand Cherokee Laredo 3.6L V6 FLEX Automatic 8 Speed
  Added Jul 2020 • 10 Fuel-ups

  Property of 6_7KR

• 19.8 Avg MPG

• 2018 Jeep Grand Cherokee High Altitude

  2018 Jeep Grand Cherokee High Altitude 3.6L V6 FLEX Automatic 8 Speed
  Added May 2021 • 23 Fuel-ups

  Property of rivertrav

• 17.9 Avg MPG

• Jeep - Josh

  2018 Jeep Grand Cherokee Altitude 3.6L V6 FLEX Automatic 8 Speed Sport Utility
  Added Oct 2018 • 112 Fuel-ups

  Property of shambala

• 16.6 Avg MPG

• GDE Tuned EcoDiesel

  2018 Jeep Grand Cherokee Trailhawk 3.0L V6 DIESEL Automatic 8 Speed Sport Utility
  Added Nov 2021 • 15 Fuel-ups

  Property of Dwyer17

• 24.3 Avg MPG

• WK2 High Altitude 4x4

  2018 Jeep Grand Cherokee Overland 3.6L V6 FLEX Automatic 8 Speed Sport Utility
  Added Mar 2018 • 61 Fuel-ups

  Property of HoosierD

• 20.7 Avg MPG

• My Grand Cherokee

  2018 Jeep Grand Cherokee Overland 5.7L V8 GAS Automatic 8 Speed
  Added Dec 2017 • 78 Fuel-ups

  Property of dustyzebra

• 16.4 Avg MPG

• High Altitude

  2018 Jeep Grand Cherokee High Altitude 5.7L V8 GAS Automatic 8 Speed Sport Utility
  Added May 2018 • 165 Fuel-ups

  Property of ckellyusa

• 13.9 Avg MPG

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