Click here to see important news regarding the aCar App

2004 Mercury Grand Marquis MPG

Based on data from 54 vehicles, 4,862 fuel-ups and 1,267,411 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 677 outliers (12.22%) removed.

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

2004 Mercury Grand Marquiss For Sale Nearby

  • C Grand Marquis

    2004 Mercury Grand Marquis LS 4.6L V8 GAS Automatic 4 Speed Sedan
    Added Apr 2018 • 367 Fuel-ups

    Property of coderwolf

  • 21.7 Avg MPG
  • Mercury Grand Marquis V2

    2004 Mercury Grand Marquis LS 4.6L V8 GAS Automatic 4 Speed
    Added Nov 2018 • 222 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 • 379 Fuel-ups

    Property of srimbey

  • 19.5 Avg MPG
  • 2004 Mercury Grand Marquis

    2004 Mercury Grand Marquis GS 4.6L V8 GAS Automatic 4 Speed
    Added Apr 2021 • 126 Fuel-ups

    Property of stereojunk

  • 18.9 Avg MPG
  • My Grand Marquis

    2004 Mercury Grand Marquis LS 4.6L V8 GAS Automatic 4 Speed
    Added Apr 2019 • 256 Fuel-ups

    Property of lbaker_17

  • 22.4 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
  • Marquis

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

    Property of Red0ak

  • 36.1 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

Don't top it up

Personally, I rarely top up my car fully. There have been... ...

by cjeyes

Read more tips