Click here to see important news regarding the aCar App

2004 Mercury Grand Marquis MPG

Based on data from 54 vehicles, 4,875 fuel-ups and 1,271,209 miles of driving, the 2004 Mercury Grand Marquis gets a combined Avg MPG of 18.52 with a 0.06 MPG margin of error.

Below you can see a distribution of the fuel-ups with 678 outliers (12.21%) removed.

Following shows the average MPG of each of the 54 vehicles in the system.

2004 Mercury Grand Marquiss For Sale Nearby

  • My Grand Marquis

    2004 Mercury Grand Marquis LS 4.6L V8 GAS Automatic 4 Speed
    Added Apr 2019 • 259 Fuel-ups

    Property of lbaker_17

  • 22.3 Avg MPG
  • 2004 Mercury Grand Marquis

    2004 Mercury Grand Marquis GS 4.6L V8 GAS Automatic 4 Speed
    Added Apr 2021 • 129 Fuel-ups

    Property of stereojunk

  • 18.8 Avg MPG
  • C Grand Marquis

    2004 Mercury Grand Marquis LS 4.6L V8 GAS Automatic 4 Speed Sedan
    Added Apr 2018 • 370 Fuel-ups

    Property of coderwolf

  • 21.6 Avg MPG
  • Mercury Grand Marquis V2

    2004 Mercury Grand Marquis LS 4.6L V8 GAS Automatic 4 Speed
    Added Nov 2018 • 224 Fuel-ups

    Property of dbmotors

  • 20.3 Avg MPG
  • Mercury

    2004 Mercury Grand Marquis GS 4.6L V8 GAS Automatic 4 Speed
    Added Mar 2018 • 380 Fuel-ups

    Property of srimbey

  • 19.5 Avg MPG
  • Marquis

    2004 Mercury Grand Marquis LS 4.6L V8 GAS Automatic 4 Speed Sedan
    Added May 2022 • 9 Fuel-ups

    Property of Red0ak

  • 33.7 Avg MPG
  • 2004 MERCURY

    2004 Mercury Grand Marquis LS 4.6L V8 GAS Automatic 4 Speed Sedan
    Added Jul 2018 • 113 Fuel-ups

    Property of Dick2

  • 17.6 Avg MPG
  • 2004 Mercury Grand Marquis- Dad’s

    2004 Mercury Grand Marquis GS 4.6L V8 GAS Automatic 4 Speed
    Added Oct 2023 • 11 Fuel-ups

    Property of RichG_001

  • 21.8 Avg MPG
  • My Grand Marquis

    2004 Mercury Grand Marquis LS 4.6L V8 GAS Automatic 4 Speed
    Added Oct 2022 • 36 Fuel-ups

    Property of jihavoh

  • 22.1 Avg MPG
  • The Beast

    2004 Mercury Grand Marquis LS 4.6L V8 GAS Automatic 4 Speed Sedan
    Added Sep 2018 • 33 Fuel-ups

    Property of winscbk

  • 19.6 Avg MPG
  • Intrepid

    2004 Mercury Grand Marquis LS 4.6L V8 GAS Automatic 4 Speed Sedan
    Added Oct 2017 • 314 Fuel-ups

    Property of dwarfgh

  • 19.0 Avg MPG
  • Mercury Grand Marquis

    2004 Mercury Grand Marquis GS 4.6L V8 GAS Automatic 4 Speed
    Added Dec 2020 • 84 Fuel-ups

    Property of Mommy8

  • 22.0 Avg MPG
  • My Grand Marquis

    2004 Mercury Grand Marquis GS 4.6L V8 GAS Automatic 4 Speed
    Added Nov 2022 • 12 Fuel-ups

    Property of Casserole

  • 26.8 Avg MPG
  • Luna Blue

    2004 Mercury Grand Marquis LS 4.6L V8 GAS Automatic 4 Speed Sedan
    Added Aug 2022 • 8 Fuel-ups

    Property of sheltonj

  • 25.5 Avg MPG
  • My Grand Marquis

    2004 Mercury Grand Marquis GS 4.6L V8 GAS Automatic 4 Speed
    Added Nov 2022 • 13 Fuel-ups

    Property of Casserole

  • 21.9 Avg MPG
  • Merc

    2004 Mercury Grand Marquis GS 4.6L V8 GAS Automatic 4 Speed
    Added Jan 2018 • 144 Fuel-ups

    Property of Redhat18

  • 18.9 Avg MPG
  • The Marq

    2004 Mercury Grand Marquis LS 4.6L V8 GAS Automatic 4 Speed Sedan
    Added Apr 2022 • 10 Fuel-ups

    Property of Lifty

  • 25.1 Avg MPG
  • The Marquis

    2004 Mercury Grand Marquis LS 4.6L V8 GAS Automatic 4 Speed
    Added May 2020 • 60 Fuel-ups

    Property of RuneTheWusky

  • 16.0 Avg MPG
  • Merc

    2004 Mercury Grand Marquis LS 4.6L V8 GAS Automatic 4 Speed Sedan
    Added Feb 2022 • 9 Fuel-ups

    Property of CordialColt

  • 16.0 Avg MPG
  • Ravi Grand Marquis

    2004 Mercury Grand Marquis LS 4.6L V8 GAS Automatic 4 Speed
    Added May 2019 • 95 Fuel-ups

    Property of ravi2376

  • 18.7 Avg MPG

Recent Activity

from other Mercury Grand Marquis vehicles (View All)

Tips

Coast as much as possible

When it's safe, take your foot off the gas pedal completely ... ...

by nmattus

Read more tips