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1998 Mercury Grand Marquis MPG

Based on data from 15 vehicles, 744 fuel-ups and 175,602 miles of driving, the 1998 Mercury Grand Marquis gets a combined Avg MPG of 15.61 with a 0.21 MPG margin of error.

Below you can see a distribution of the fuel-ups with 116 outliers (13.49%) removed.

Following shows the average MPG of each of the 15 vehicles in the system.

1998 Mercury Grand Marquiss For Sale Nearby

  • Mercury

    1998 Mercury Grand Marquis LS 4.6L V8 GAS Automatic 4 Speed
    Added Jun 2017 • 14 Fuel-ups

    Property of mattjohnson52

  • 18.0 Avg MPG
  • BigWhiteBoat

    1998 Mercury Grand Marquis LS 4.6L V8 GAS Automatic 4 Speed Sedan
    Added Jul 2018 • 5 Fuel-ups

    Property of DesertBike

  • 14.4 Avg MPG
  • Merc

    1998 Mercury Grand Marquis LS 4.6L V8 GAS Automatic 4 Speed Sedan
    Added Sep 2017 • 29 Fuel-ups

    Property of acslayer

  • 19.0 Avg MPG
  • Aquatic Life

    1998 Mercury Grand Marquis LS 4.6L V8 GAS Automatic 4 Speed Sedan
    Added Oct 2017 • 87 Fuel-ups

    Property of DJamesShaw

  • 20.7 Avg MPG
  • Silver Merc

    1998 Mercury Grand Marquis LS 4.6L V8 GAS Automatic 4 Speed Sedan
    Added Mar 2013 • 88 Fuel-ups

    Property of BanditAbarth

  • 17.4 Avg MPG
  • My Grand Marquis

    1998 Mercury Grand Marquis GS 4.6L V8 GAS Automatic 4 Speed
    Added Jun 2017 • 3 Fuel-ups

    Property of CMarrero

  • 8.9 Avg MPG
  • My Grand Marquis

    1998 Mercury Grand Marquis LS 4.6L V8 GAS Automatic 4 Speed
    Added Feb 2017 • 10 Fuel-ups

    Property of JimboMarkovicci

  • 23.6 Avg MPG
  • Grand Marquis

    1998 Mercury Grand Marquis LS 4.6L V8 GAS Automatic 4 Speed Sedan
    Added Nov 2015 • 10 Fuel-ups

    Property of Glease

  • 17.5 Avg MPG
  • 1998 Marquis

    1998 Mercury Grand Marquis LS 4.6L V8 GAS Automatic 4 Speed Sedan
    Added Apr 2018 • 73 Fuel-ups

    Property of Cyber-Wizard

  • 18.9 Avg MPG
  • Grand Marquis

    1998 Mercury Grand Marquis LS 4.6L V8 GAS Automatic 4 Speed
    Added Oct 2016 • 314 Fuel-ups

    Property of larryo340

  • 15.0 Avg MPG
  • Mercury

    1998 Mercury Grand Marquis GS 4.6L V8 GAS Automatic 4 Speed
    Added Sep 2016 • 36 Fuel-ups

    Property of merv3907

  • 13.0 Avg MPG
  • Merc

    1998 Mercury Grand Marquis GAS V8
    Added Jan 2013 • 3 Fuel-ups

    Property of 300hp

  • 20.8 Avg MPG
  • Mercury Grand Marquis

    1998 Mercury Grand Marquis LS 4.6L V8 GAS Automatic 4 Speed
    Added Oct 2016 • 215 Fuel-ups

    Property of gham

  • 19.3 Avg MPG
  • Merc

    1998 Mercury Grand Marquis GAS V8
    Added May 2012 • 10 Fuel-ups

    Property of SirRiec

  • 19.5 Avg MPG
  • Grand Marquis

    1998 Mercury Grand Marquis LS 4.6L V8 GAS Automatic 4 Speed
    Added Aug 2016 • 35 Fuel-ups

    Property of diagnostuck

  • 20.8 Avg MPG

Recent Activity

from other Mercury Grand Marquis vehicles (View All)

Tips

Read the manual regarding A/C use

Most vehicles automatically activate the A/C when settings o... ...

by boilermaker2

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