Based on data from 105 vehicles, 9,324 fuel-ups and 2,447,953 miles of driving, the 2003 Toyota Highlander gets a combined Avg MPG of 18.90 with a 0.06 MPG margin of error.

Any Engine Type 2.4L L4 GAS (20) 3.0L V6 GAS (62) GAS (1) L4 GAS (5) V6 GAS (7) Any Body Style Sport Utility (28) Any Submodel Limited (36) Base (50) Other (19)

Below you can see a distribution of the fuel-ups with 645 outliers (6.47%) removed.

Following shows the average MPG of each of the 105 vehicles in the system.

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• My Highlander

  2003 Toyota Highlander 2.4L L4 GAS Automatic 4 Speed
  Added Feb 2024 • 39 Fuel-ups

  Property of dr-agonfly

• 20.7 Avg MPG

• Highlander

  2003 Toyota Highlander 3.0L V6 GAS Automatic 4 Speed
  Added Aug 2019 • 259 Fuel-ups

  Property of cavell

• 21.1 Avg MPG

• P.O.S

  2003 Toyota Highlander Limited 3.0L V6 GAS Automatic 4 Speed Sport Utility
  Added Feb 2025 • 3 Fuel-ups

  Property of Lamontwilliams

• 20.2 Avg MPG

• Highlander

  2003 Toyota Highlander Limited 3.0L V6 GAS Automatic 4 Speed
  Added Aug 2016 • 612 Fuel-ups

  Property of Murphybp2

• 18.9 Avg MPG

• My Highlander

  2003 Toyota Highlander 3.0L V6 GAS Automatic 4 Speed
  Added Sep 2017 • 268 Fuel-ups

  Property of jrob308

• 19.5 Avg MPG

• Marissa’s Highlander

  2003 Toyota Highlander 2.4L L4 GAS Automatic 4 Speed
  Added Jul 2021 • 140 Fuel-ups

  Property of dvanhoos

• 18.0 Avg MPG

• Highlander

  2003 Toyota Highlander Limited 3.0L V6 GAS Automatic 4 Speed Sport Utility
  Added Nov 2022 • 68 Fuel-ups

  Property of gasarmi

• 20.2 Avg MPG

• Toyota Highlander

  2003 Toyota Highlander 3.0L V6 GAS Automatic 4 Speed
  Added Nov 2016 • 372 Fuel-ups

  Property of calsaba

• 20.2 Avg MPG

• Toyota Highlander

  2003 Toyota Highlander 3.0L V6 GAS Automatic 4 Speed
  Added Jun 2017 • 60 Fuel-ups

  Property of henrythorpe

• 12.8 Avg MPG

• Connor

  2003 Toyota Highlander 2.4L L4 GAS Automatic 4 Speed
  Added Nov 2020 • 140 Fuel-ups

  Property of DrJake

• 20.7 Avg MPG

• My Highlander

  2003 Toyota Highlander 3.0L V6 GAS Automatic 4 Speed
  Added Jul 2018 • 125 Fuel-ups

  Property of camry2000

• 16.7 Avg MPG

• Linda's Highlander

  2003 Toyota Highlander 2.4L L4 GAS Automatic 4 Speed
  Added Aug 2016 • 323 Fuel-ups

  Property of muddog

• 19.1 Avg MPG

• My Highlander

  2003 Toyota Highlander 3.0L V6 GAS Automatic 4 Speed
  Added Mar 2018 • 42 Fuel-ups

  Property of charlie-bailey

• 18.9 Avg MPG

• Toyota Highlander

  2003 Toyota Highlander 3.0L V6 GAS Automatic 4 Speed
  Added Oct 2024 • 9 Fuel-ups

  Property of SpeedPunk

• 18.1 Avg MPG

• Highlander

  2003 Toyota Highlander Limited 3.0L V6 GAS Automatic 4 Speed Sport Utility
  Added Jun 2022 • 50 Fuel-ups

  Property of 092393coxnet

• 16.2 Avg MPG

• Sally

  2003 Toyota Highlander 4wd
  Added Mar 2017 • 185 Fuel-ups

  Property of bdt1

• 19.2 Avg MPG

• Steelblue

  2003 Toyota Highlander 3.0L V6 GAS Automatic 4 Speed Sport Utility
  Added Apr 2017 • 76 Fuel-ups

  Property of veemaxx

• 20.5 Avg MPG

• My Highlander

  2003 Toyota Highlander Limited 3.0L V6 GAS Automatic 4 Speed
  Added Jul 2017 • 15 Fuel-ups

  Property of bobboo

• 17.5 Avg MPG

• Highlander

  2003 Toyota Highlander Automatic 4 Speed Sport Utility
  Added Feb 2020 • 5 Fuel-ups

  Property of Almost26

• 15.5 Avg MPG

• My Highlander

  2003 Toyota Highlander 3.0L V6 GAS Automatic 4 Speed
  Added Aug 2022 • 7 Fuel-ups

  Property of seehuge

• 19.3 Avg MPG

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