Based on data from 375 vehicles, 34,192 fuel-ups and 12,019,864 miles of driving, the 2015 Jeep Grand Cherokee gets a combined Avg MPG of 19.23 with a 0.05 MPG margin of error.

Any Engine Type 3.0L V6 DIESEL (93) 3.6L V6 FLEX (203) 3.6L V6 GAS (2) 5.7L V8 GAS (39) 6.4L V8 GAS (14) V6 GAS (4) Any Body Style Sport Utility (132) Any Submodel Base (1) SRT8 (1) SRT (13) Altitude (13) Laredo (41) Summit (55) Overland (98) Limited (153)

Below you can see a distribution of the fuel-ups with 1243 outliers (3.51%) removed.

Following shows the average MPG of each of the 375 vehicles in the system.

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• 2015 Summit

  2015 Jeep Grand Cherokee Summit 3.6L V6 FLEX Automatic 8 Speed Sport Utility
  Added Oct 2017 • 214 Fuel-ups

  Property of Dpneikirk

• 19.4 Avg MPG

• My Grand Cherokee

  2015 Jeep Grand Cherokee Limited 5.7L V8 GAS Automatic 8 Speed
  Added Feb 2016 • 133 Fuel-ups

  Property of savela57

• 20.1 Avg MPG

• Jeep2

  2015 Jeep Grand Cherokee Limited 3.6L V6 FLEX Automatic 8 Speed Sport Utility
  Added Feb 2019 • 83 Fuel-ups

  Property of schrecky

• 19.1 Avg MPG

• 2015 Jeep GC

  2015 Jeep Grand Cherokee Summit 3.0L V6 DIESEL Automatic 8 Speed Sport Utility
  Added Nov 2020 • 56 Fuel-ups

  Property of morpwrr

• 20.3 Avg MPG

• 2015 Jeep Grand Cherokee

  2015 Jeep Grand Cherokee Laredo 3.6L V6 FLEX Automatic 8 Speed
  Added May 2018 • 87 Fuel-ups

  Property of mas0044

• 17.0 Avg MPG

• Jeep Grand Cherokee

  2015 Jeep Grand Cherokee Summit 5.7L V8 GAS Automatic 8 Speed Sport Utility
  Added Oct 2019 • 63 Fuel-ups

  Property of omniphil

• 15.0 Avg MPG

• My Grand Cherokee

  2015 Jeep Grand Cherokee Overland 3.6L V6 FLEX Automatic 8 Speed
  Added Feb 2020 • 162 Fuel-ups

  Property of THEIC3

• 18.2 Avg MPG

• Grand Cherokee

  2015 Jeep Grand Cherokee Laredo 3.6L V6 FLEX Automatic 8 Speed
  Added Aug 2016 • 250 Fuel-ups

  Property of C_____Pacheco

• 19.2 Avg MPG

• Jeep GC

  2015 Jeep Grand Cherokee Altitude Automatic 8 Speed Sport Utility
  Added Mar 2021 • 10 Fuel-ups

  Property of Jwack

• 18.4 Avg MPG

• Jeep

  2015 Jeep Grand Cherokee Limited 3.0L V6 DIESEL Automatic 8 Speed Sport Utility
  Added Feb 2016 • 209 Fuel-ups

  Property of f3nris

• 19.6 Avg MPG

• My Grand Cherokee

  2015 Jeep Grand Cherokee Limited 3.0L V6 DIESEL Automatic 8 Speed
  Added Sep 2016 • 112 Fuel-ups

  Property of grissomca

• 25.4 Avg MPG

• My Grand Cherokee

  2015 Jeep Grand Cherokee Limited 3.6L V6 FLEX Automatic 8 Speed
  Added Jul 2019 • 59 Fuel-ups

  Property of khull

• 18.8 Avg MPG

• Gray's Lobotomy

  2015 Jeep Grand Cherokee Limited 3.0L V6 DIESEL Automatic 8 Speed Sport Utility
  Added Dec 2016 • 258 Fuel-ups

  Property of CHULOGORDO82

• 23.2 Avg MPG

• 2015 Jeep

  2015 Jeep Grand Cherokee Limited 3.6L V6 FLEX Automatic 8 Speed Sport Utility
  Added Oct 2017 • 96 Fuel-ups

  Property of TFirko

• 16.1 Avg MPG

• My Grand Cherokee

  2015 Jeep Grand Cherokee Limited 3.0L V6 DIESEL Automatic 8 Speed
  Added Oct 2017 • 151 Fuel-ups

  Property of epster2

• 15.3 Avg MPG

• My Grand Cherokee

  2015 Jeep Grand Cherokee Limited 3.6L V6 FLEX Automatic 8 Speed
  Added Feb 2019 • 103 Fuel-ups

  Property of Durtydetox

• 17.9 Avg MPG

• Summit

  2015 Jeep Grand Cherokee Summit 5.7L V8 GAS Automatic 8 Speed Sport Utility
  Added Feb 2019 • 96 Fuel-ups

  Property of _PhoeniX_

• 16.7 Avg MPG

• Jeep

  2015 Jeep Grand Cherokee Limited 3.6L V6 FLEX Automatic 4 Speed Sport Utility
  Added Jul 2018 • 88 Fuel-ups

  Property of grl1prg

• 20.5 Avg MPG

• Jeep

  2015 Jeep Grand Cherokee Limited 3.6L V6 FLEX Automatic 4 Speed Sport Utility
  Added Jul 2023 • 88 Fuel-ups

  Property of grl1prgacar

• 20.5 Avg MPG

• Snow

  2015 Jeep Grand Cherokee Limited 3.0L V6 DIESEL Automatic 8 Speed Sport Utility
  Added Apr 2020 • 115 Fuel-ups

  Property of bradf2003

• 25.7 Avg MPG

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