2004 Mercury Grand Marquis MPG

Based on data from 52 vehicles, 4,551 fuel-ups and 1,178,575 miles of driving, the 2004 Mercury Grand Marquis gets a combined Avg MPG of 18.47 with a 0.07 MPG margin of error.

Below you can see a distribution of the fuel-ups with 594 outliers (11.55%) removed.

Following shows the average MPG of each of the 52 vehicles in the system.

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• Boaty McBoatyson

  2004 Mercury Grand Marquis LS 4.6L V8 GAS Automatic 4 Speed Sedan
  Added Jun 2016 • 22 Fuel-ups

  Property of ashberic

• 15.4 Avg MPG

• merc

  2004 Mercury Grand Marquis LS 4.6L V8 GAS Automatic 4 Speed Sedan
  Added Feb 2014 • 66 Fuel-ups

  Property of bdb280

• 18.3 Avg MPG

• hypermarquis

  2004 Mercury Grand Marquis GAS
  Added Jan 2014 • 18 Fuel-ups

  Property of hypermarquis

• 23.8 Avg MPG

• Mercury

  2004 Mercury Grand Marquis Signature
  Added Mar 2017 • 70 Fuel-ups

  Property of motovation

• 18.1 Avg MPG

• Gran Marquis

  2004 Mercury Grand Marquis GAS V8
  Added May 2012 • 163 Fuel-ups

  Property of batemra

• 18.4 Avg MPG

• The Beast

  2004 Mercury Grand Marquis LS 4.6L V8 GAS Automatic 4 Speed Sedan
  Added Oct 2017 • 138 Fuel-ups

  Property of computergeek737

• 18.6 Avg MPG

• The Beast

  2004 Mercury Grand Marquis LS 4.6L V8 GAS Automatic 4 Speed Sedan
  Added Oct 2017 • 138 Fuel-ups

  Property of computergeek737

• 18.6 Avg MPG

• The Beast

  2004 Mercury Grand Marquis LS 4.6L V8 GAS Automatic 4 Speed Sedan
  Added Oct 2017 • 138 Fuel-ups

  Property of computergeek737

• 18.6 Avg MPG

• The Beast

  2004 Mercury Grand Marquis LS 4.6L V8 GAS Automatic 4 Speed Sedan
  Added Apr 2011 • 138 Fuel-ups

  Property of computergeek737

• 18.6 Avg MPG

• Moby Whale

  2004 Mercury Grand Marquis GAS V8
  Added Jul 2013 • 20 Fuel-ups

  Property of bubBbz

• 21.9 Avg MPG

• Eve's car

  2004 Mercury Grand Marquis GAS
  Added Dec 2009 • 63 Fuel-ups

  Property of billjfri

• 17.5 Avg MPG

• Marquis

  2004 Mercury Grand Marquis GAS V8
  Added Nov 2008 • 7 Fuel-ups

  Property of gordon21

• 18.5 Avg MPG

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