Based on data from 1,056 vehicles, 68,149 fuel-ups and 33,193,257 miles of driving, the 2003 Volkswagen Jetta gets a combined Avg MPG of 39.36 with a 0.09 MPG margin of error.

Any Engine Type 1.8L L4 GAS (75) 1.9L L4 DIESEL (495) 2.0L L4 GAS (50) 2.8L V6 GAS (30) DIESEL (4) ELECTRIC/DIESEL (1) GAS (6) L2 GAS (1) L4 DIESEL (253) L4 GAS (47) V6 GAS (8) Any Body Style Wagon (108) Sedan (171) Standard Cab Pickup (1) Any Submodel Variant Trendline (1) Trendline Wolfsburg (1) Confortline (2) GLX (3) Wolfsburg Edition (15) GLI (37) GL (55) GLS (107) TDI (477) Other (358)

Below you can see a distribution of the fuel-ups with 503 outliers (0.73%) removed.

Following shows the average MPG of each of the 1,056 vehicles in the system.

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• My Jetta

  2003 Volkswagen Jetta GLS 1.8L L4 GAS Manual 5 Speed
  Added Oct 2025 • 14 Fuel-ups

  Property of deathconh

• 23.2 Avg MPG

• My Jetta

  2003 Volkswagen Jetta GL 1.8L L4 GAS Automatic 4 Speed
  Added Nov 2024 • 40 Fuel-ups

  Property of shanis

• 45.3 Avg MPG

• Jetta Alh

  2003 Volkswagen Jetta TDI 1.9L L4 DIESEL Automatic 4 Speed Sedan
  Added Jun 2024 • 68 Fuel-ups

  Property of groot

• 35.7 Avg MPG

• Jetta Wagon

  2003 Volkswagen Jetta GLS 1.9L L4 DIESEL Manual 5 Speed
  Added Sep 2024 • 97 Fuel-ups

  Property of noah_gaither

• 42.5 Avg MPG

• My Jetta

  2003 Volkswagen Jetta GL 1.8L L4 GAS Automatic 4 Speed
  Added Apr 2024 • 121 Fuel-ups

  Property of Jedi732

• 26.7 Avg MPG

• Black Wagon

  2003 Volkswagen Jetta TDI 1.9L L4 DIESEL Manual 5 Speed
  Added Nov 2024 • 48 Fuel-ups

  Property of Dillmackay

• 44.8 Avg MPG

• Silver streak

  2003 Volkswagen Jetta GLS 1.9L L4 DIESEL Manual 5 Speed Sedan
  Added Jul 2018 • 98 Fuel-ups

  Property of wiltech

• 41.5 Avg MPG

• '03 Blue TDI

  2003 Volkswagen Jetta TDI 1.9L L4 DIESEL Standard 5 Speed Sedan
  Added May 2018 • 161 Fuel-ups

  Property of tdidieselbobny

• 45.4 Avg MPG

• Jetta (‘25~)

  2003 Volkswagen Jetta TDI 1.9L L4 DIESEL Automatic 4 Speed
  Added Aug 2025 • 16 Fuel-ups

  Property of Tony7565

• 33.2 Avg MPG

• Jetta

  2003 Volkswagen Jetta TDI 1.9L L4 DIESEL Manual 5 Speed Wagon
  Added Mar 2020 • 184 Fuel-ups

  Property of littlesolidkick

• 46.2 Avg MPG

• Jetta TDI

  2003 Volkswagen Jetta TDI 1.9L L4 DIESEL Manual 5 Speed
  Added Aug 2019 • 41 Fuel-ups

  Property of scotthershall

• 44.0 Avg MPG

• Ludwig Jetta TDi 5sp

  2003 Volkswagen Jetta TDI 1.9L L4 DIESEL Manual 5 Speed Wagon
  Added Sep 2014 • 338 Fuel-ups

  Property of shoebear

• 40.4 Avg MPG

• My Jetta

  2003 Volkswagen Jetta TDI 1.9L L4 DIESEL Automatic 4 Speed
  Added Dec 2025 • 4 Fuel-ups

  Property of thedeafie

• 39.6 Avg MPG

• Hanz Jetta

  2003 Volkswagen Jetta TDI 1.9L L4 DIESEL Manual 5 Speed
  Added Aug 2019 • 91 Fuel-ups

  Property of cms_45

• 49.7 Avg MPG

• Jetta Tdi Wagon

  2003 Volkswagen Jetta TDI 1.9L L4 DIESEL Standard 5 Speed
  Added Mar 2017 • 241 Fuel-ups

  Property of EndlessSummers

• 40.1 Avg MPG

• Adam's Jetta TDI

  2003 Volkswagen Jetta TDI 1.9L L4 DIESEL Manual 5 Speed Wagon
  Added Jun 2013 • 275 Fuel-ups

  Property of Daekar

• 44.2 Avg MPG

• Jetta

  2003 Volkswagen Jetta TDI 1.9L L4 DIESEL Manual 5 Speed Sedan
  Added Nov 2010 • 395 Fuel-ups

  Property of oldschoolboy

• 50.4 Avg MPG

• Jetta Wagon

  2003 Volkswagen Jetta GLS 1.9L L4 DIESEL Standard 5 Speed Wagon
  Added Nov 2017 • 115 Fuel-ups

  Property of FuryriderX

• 40.2 Avg MPG

• My Jetta

  2003 Volkswagen Jetta TDI 1.9L L4 DIESEL Manual 5 Speed
  Added Sep 2025 • 21 Fuel-ups

  Property of nickstory_911

• 38.5 Avg MPG

• Fritz

  2003 Volkswagen Jetta TDI 1.9L L4 DIESEL Manual 5 Speed
  Added Oct 2020 • 90 Fuel-ups

  Property of TurboQuattro

• 41.1 Avg MPG

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