Based on data from 119 vehicles, 8,781 fuel-ups and 2,887,008 miles of driving, the 2020 Jeep Grand Cherokee gets a combined Avg MPG of 18.17 with a 0.09 MPG margin of error.

Any Engine Type 3.6L V6 FLEX (76) 5.7L V8 GAS (30) 6.4L V8 GAS (1) V6 GAS (2) Any Body Style Sport Utility (31) Any Submodel SRT (1) Upland (1) High Altitude (7) Laredo (10) Overland (10) Summit (12) Limited X (12) Trailhawk (17) Altitude (17) Limited (31) Other (1)

Below you can see a distribution of the fuel-ups with 121 outliers (1.36%) removed.

Following shows the average MPG of each of the 119 vehicles in the system.

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• Brutus

  2020 Jeep Grand Cherokee Altitude 3.6L V6 FLEX Automatic 8 Speed Sport Utility
  Added May 2021 • 422 Fuel-ups

  Property of MS3Jon

• 18.8 Avg MPG

• My Grand Cherokee

  2020 Jeep Grand Cherokee Trailhawk 3.6L V6 FLEX Automatic 8 Speed
  Added May 2020 • 193 Fuel-ups

  Property of shawnmc2

• 17.4 Avg MPG

• 2020 Jeep

  2020 Jeep Grand Cherokee Limited 3.6L V6 FLEX Automatic 5 Speed Sport Utility
  Added Mar 2021 • 112 Fuel-ups

  Property of TFirko

• 16.4 Avg MPG

• 2020 Grand Cherokee

  2020 Jeep Grand Cherokee Limited 3.6L V6 FLEX Automatic 8 Speed
  Added Jul 2024 • 24 Fuel-ups

  Property of birdie2000

• 21.5 Avg MPG

• 2020 Grand Cherokee

  2020 Jeep Grand Cherokee Trailhawk 5.7L V8 GAS Automatic 8 Speed
  Added Feb 2020 • 264 Fuel-ups

  Property of mattm10

• 16.0 Avg MPG

• Bill the Jeep

  2020 Jeep Grand Cherokee Limited 3.6L V6 FLEX Automatic 8 Speed
  Added Oct 2020 • 272 Fuel-ups

  Property of jstillwaggon

• 21.1 Avg MPG

• My Grand Cherokee

  2020 Jeep Grand Cherokee Limited X 5.7L V8 GAS Automatic 8 Speed
  Added May 2024 • 41 Fuel-ups

  Property of Dobby-ac

• 19.0 Avg MPG

• Grand Cherokee TH

  2020 Jeep Grand Cherokee Trailhawk 5.7L V8 GAS Automatic 8 Speed
  Added Dec 2021 • 289 Fuel-ups

  Property of rlreinsch

• 18.1 Avg MPG

• Red Grand Cherokee

  2020 Jeep Grand Cherokee High Altitude 3.6L V6 FLEX Automatic 8 Speed
  Added Apr 2023 • 43 Fuel-ups

  Property of sixstanleys

• 20.1 Avg MPG

• My Grand Cherokee

  2020 Jeep Grand Cherokee Limited 3.6L V6 FLEX Automatic 8 Speed
  Added Feb 2023 • 114 Fuel-ups

  Property of chrisklimek

• 16.9 Avg MPG

• Beep Beep Jeep

  2020 Jeep Grand Cherokee Limited 3.6L V6 FLEX Automatic 8 Speed
  Added Aug 2020 • 172 Fuel-ups

  Property of Jayhill522

• 19.0 Avg MPG

• White Jeep 2020

  2020 Jeep Grand Cherokee Summit Automatic 8 Speed Sport Utility
  Added Dec 2023 • 102 Fuel-ups

  Property of arc300

• 13.7 Avg MPG

• Morozie

  2020 Jeep Grand Cherokee Summit 5.7L V8 GAS Automatic 8 Speed
  Added Dec 2021 • 128 Fuel-ups

  Property of nicolette

• 16.4 Avg MPG

• V7284

  2020 Jeep Grand Cherokee Laredo 3.6L V6 FLEX Automatic 8 Speed
  Added Sep 2022 • 121 Fuel-ups

  Property of Abolishedwig

• 18.4 Avg MPG

• Booger Sugar

  2020 Jeep Grand Cherokee Summit 5.7L V8 GAS Automatic 8 Speed
  Added Oct 2024 • 7 Fuel-ups

  Property of formjeff

• 16.0 Avg MPG

• My Grand Cherokee

  2020 Jeep Grand Cherokee Overland 3.6L V6 FLEX Automatic 8 Speed
  Added Aug 2022 • 121 Fuel-ups

  Property of archengine573

• 21.5 Avg MPG

• 2020 Grand Cherokee

  2020 Jeep Grand Cherokee Overland 5.7L V8 GAS Automatic 8 Speed
  Added Jun 2020 • 134 Fuel-ups

  Property of mcgrated

• 13.7 Avg MPG

• 2020 Grand Cherokee Limited

  2020 Jeep Grand Cherokee Limited 3.6L V6 FLEX Automatic 8 Speed
  Added Nov 2020 • 130 Fuel-ups

  Property of duheb

• 20.8 Avg MPG

• 2020 Grand Cherokee

  2020 Jeep Grand Cherokee Limited 5.7L V8 GAS Automatic 8 Speed
  Added Aug 2023 • 5 Fuel-ups

  Property of Brandoncol

• 22.0 Avg MPG

• Jeep Grand Cherokee

  2020 Jeep Grand Cherokee Laredo 3.6L V6 FLEX Automatic 6 Speed Sport Utility
  Added May 2020 • 99 Fuel-ups

  Property of brianaV

• 21.6 Avg MPG

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