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2004 Mercury Grand Marquis MPG

Based on data from 31 vehicles, 3,424 fuel-ups and 874,917 miles of driving, the 2004 Mercury Grand Marquis gets a combined Avg MPG of 18.46 with a 0.07 MPG margin of error.

Below you can see a distribution of the fuel-ups with 313 outliers (8.38%) removed.

Following shows the average MPG of each of the 31 vehicles in the system.

2004 Mercury Grand Marquiss For Sale Nearby

  • Hefty

    2004 Mercury Grand Marquis LS 4.6L V8 GAS Automatic 4 Speed Sedan
    Added Oct 2017 • 306 Fuel-ups

    Property of computergeek737

  • 18.6 Avg MPG
  • Intrepid

    2004 Mercury Grand Marquis LS 4.6L V8 GAS Automatic 4 Speed Sedan
    Added Oct 2017 • 76 Fuel-ups

    Property of dwarfgh

  • 19.4 Avg MPG
  • My Grand Marquis

    2004 Mercury Grand Marquis LS 4.6L V8 GAS Automatic 4 Speed
    Added Aug 2017 • 34 Fuel-ups

    Property of gocsefla

  • 18.1 Avg MPG
  • 2004 Mercury GM

    2004 Mercury Grand Marquis LS 4.6L V8 GAS Automatic 4 Speed Sedan
    Added Apr 2018 • 24 Fuel-ups

    Property of neeleyb

  • 19.3 Avg MPG
  • Merc

    2004 Mercury Grand Marquis GS 4.6L V8 GAS Automatic 4 Speed
    Added Jan 2018 • 40 Fuel-ups

    Property of Redhat18

  • 19.4 Avg MPG
  • My Grand Marquis

    2004 Mercury Grand Marquis GS 4.6L V8 GAS Automatic 4 Speed
    Added Nov 2017 • 29 Fuel-ups

    Property of hawkco

  • 18.0 Avg MPG
  • Mercury

    2004 Mercury Grand Marquis GS 4.6L V8 GAS Automatic 4 Speed
    Added Mar 2018 • 221 Fuel-ups

    Property of srimbey

  • 19.5 Avg MPG
  • Harold

    2004 Mercury Grand Marquis LS 4.6L V8 GAS Automatic 4 Speed
    Added Mar 2018 • 18 Fuel-ups

    Property of gracepm

  • 12.9 Avg MPG
  • C Grand Marquis

    2004 Mercury Grand Marquis LS 4.6L V8 GAS Automatic 4 Speed Sedan
    Added Apr 2018 • 186 Fuel-ups

    Property of coderwolf

  • 20.4 Avg MPG
  • Gramps

    2004 Mercury Grand Marquis GS 4.6L V8 GAS Automatic 4 Speed
    Added Mar 2018 • 232 Fuel-ups

    Property of ti_ming_le

  • 19.6 Avg MPG
  • Grand Marquis

    2004 Mercury Grand Marquis GS 4.6L V8 GAS Automatic 4 Speed
    Added Sep 2016 • 295 Fuel-ups

    Property of LarryB74

  • 19.5 Avg MPG
  • My Grand Marquis

    2004 Mercury Grand Marquis LS 4.6L V8 GAS Automatic 4 Speed
    Added Aug 2017 • 16 Fuel-ups

    Property of dan-kooy

  • 16.7 Avg MPG
  • My Grand Marquis

    2004 Mercury Grand Marquis LS 4.6L V8 GAS Automatic 4 Speed
    Added Nov 2015 • 202 Fuel-ups

    Property of Macedog79

  • 19.8 Avg MPG
  • The Boat

    2004 Mercury Grand Marquis LS 4.6L V8 GAS Automatic 4 Speed Sedan
    Added Aug 2017 • 287 Fuel-ups

    Property of computergeek737

  • 18.7 Avg MPG
  • The Boat

    2004 Mercury Grand Marquis LS 4.6L V8 GAS Automatic 4 Speed Sedan
    Added Oct 2017 • 287 Fuel-ups

    Property of computergeek737

  • 18.7 Avg MPG
  • The Boat

    2004 Mercury Grand Marquis LS 4.6L V8 GAS Automatic 4 Speed Sedan
    Added Oct 2017 • 287 Fuel-ups

    Property of computergeek737

  • 18.7 Avg MPG
  • Ultimate

    2004 Mercury Grand Marquis LS 4.6L V8 GAS Automatic 4 Speed Sedan
    Added Mar 2011 • 341 Fuel-ups

    Property of matlobi

  • 18.4 Avg MPG
  • Car

    2004 Mercury Grand Marquis GS 4.6L V8 GAS Automatic 4 Speed Sedan
    Added Dec 2013 • 87 Fuel-ups

    Property of boywelder2000

  • 21.0 Avg MPG
  • 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
  • Big Red

    2004 Mercury Grand Marquis LS 4.6L V8 GAS Automatic 4 Speed Sedan
    Added May 2015 • 41 Fuel-ups

    Property of adillon63

  • 20.7 Avg MPG

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from other Mercury Grand Marquis vehicles (View All)

Tips

Vary acceleration by traffic level

Most engines produce maximum efficiency somewhere around 75%... ...

by lice

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