The Mercury Grand Marquis gas mileage is 19 to 21.5 miles per gallon as specified in our data below, organized by trim, option package, and model year.
For example, the 2008 Mercury Grand Marquis LS trim model has a combined gas mileage of 19 miles per gallon, while the 2005 Mercury Grand Marquis LSE has a combined gas mileage of 21.5 miles per gallon.
In the city, the Grand Marquis gas mileage is 15 to 18 miles per gallon depending on the trim and model year.
On the highway, the Grand Marquis gas mileage is 23 to 25 miles per gallon depending on the trim and model year.
Note: The gas mileage shown for hybrid vehicles is the miles per gallon equivalent.
Check out the Gas Mileage specifications for other makes and models.
2011 Mercury Grand Marquis Gas Mileage
The 2011 Mercury Grand Marquis gas mileage is 20 miles per gallon combined.
In the city, the 2011 Grand Marquis gas mileage is 16 miles per gallon.
On the highway, the 2011 Grand Marquis gas mileage is 24 miles per gallon.
2011 Mercury Grand Marquis Gas Mileage (Imperial)
| Trim |
Engine | Transmission | Drivetrain |
City | Highway | Combined Mileage |
| LS Sedan |
4.6L | V8 | OHC SEFI FFV | 4 Spd Auto w/OD | RWD |
16 city mpg | 24 hwy mpg | 20 combined mpg |
2011 Mercury Grand Marquis Gas Mileage (Metric)
| Trim |
Engine | Transmission | Drivetrain |
City | Highway | Combined Mileage |
| LS Sedan |
4.6L | V8 | OHC SEFI FFV | 4 Spd Auto w/OD | RWD |
15.0 city L/100 km | 10.0 hwy L/100 km | 12.0 combined L/100 km |
2010 Mercury Grand Marquis Gas Mileage
The 2010 Mercury Grand Marquis gas mileage is 20 miles per gallon combined.
In the city, the 2010 Grand Marquis gas mileage is 16 miles per gallon.
On the highway, the 2010 Grand Marquis gas mileage is 24 miles per gallon.
2010 Mercury Grand Marquis Gas Mileage (Imperial)
| Trim |
Engine | Transmission | Drivetrain |
City | Highway | Combined Mileage |
| LS Sedan |
4.6L | V8 | OHC SEFI FFV | 4 Spd Auto w/OD | RWD |
16 city mpg | 24 hwy mpg | 20 combined mpg |
2010 Mercury Grand Marquis Gas Mileage (Metric)
| Trim |
Engine | Transmission | Drivetrain |
City | Highway | Combined Mileage |
| LS Sedan |
4.6L | V8 | OHC SEFI FFV | 4 Spd Auto w/OD | RWD |
15.0 city L/100 km | 10.0 hwy L/100 km | 12.0 combined L/100 km |
2009 Mercury Grand Marquis Gas Mileage
The 2009 Mercury Grand Marquis gas mileage is 20 miles per gallon combined.
In the city, the 2009 Grand Marquis gas mileage is 16 miles per gallon.
On the highway, the 2009 Grand Marquis gas mileage is 24 miles per gallon.
2009 Mercury Grand Marquis Gas Mileage (Imperial)
| Trim |
Engine | Transmission | Drivetrain |
City | Highway | Combined Mileage |
| LS Sedan |
4.6L | V8 | OHC SEFI FFV | 4 Spd Auto | RWD |
16 city mpg | 24 hwy mpg | 20 combined mpg |
2009 Mercury Grand Marquis Gas Mileage (Metric)
| Trim |
Engine | Transmission | Drivetrain |
City | Highway | Combined Mileage |
| LS Sedan |
4.6L | V8 | OHC SEFI FFV | 4 Spd Auto | RWD |
15.0 city L/100 km | 10.0 hwy L/100 km | 12.0 combined L/100 km |
2008 Mercury Grand Marquis Gas Mileage
The 2008 Mercury Grand Marquis gas mileage is 19 miles per gallon combined.
In the city, the 2008 Grand Marquis gas mileage is 15 miles per gallon.
On the highway, the 2008 Grand Marquis gas mileage is 23 miles per gallon.
2008 Mercury Grand Marquis Gas Mileage (Imperial)
| Trim |
Engine | Transmission | Drivetrain |
City | Highway | Combined Mileage |
| LS Sedan |
4.6L | V8 | OHC FFV | 4 Spd Auto | RWD |
15 city mpg | 23 hwy mpg | 19 combined mpg |
| GS Sedan |
4.6L | V8 | OHC FFV | 4 Spd Auto | RWD |
15 city mpg | 23 hwy mpg | 19 combined mpg |
2008 Mercury Grand Marquis Gas Mileage (Metric)
| Trim |
Engine | Transmission | Drivetrain |
City | Highway | Combined Mileage |
| LS Sedan |
4.6L | V8 | OHC FFV | 4 Spd Auto | RWD |
16.0 city L/100 km | 10.0 hwy L/100 km | 12.0 combined L/100 km |
| GS Sedan |
4.6L | V8 | OHC FFV | 4 Spd Auto | RWD |
16.0 city L/100 km | 10.0 hwy L/100 km | 12.0 combined L/100 km |
2007 Mercury Grand Marquis Gas Mileage
The 2007 Mercury Grand Marquis gas mileage is 21 miles per gallon combined.
In the city, the 2007 Grand Marquis gas mileage is 17 miles per gallon.
On the highway, the 2007 Grand Marquis gas mileage is 25 miles per gallon.
2007 Mercury Grand Marquis Gas Mileage (Imperial)
| Trim |
Engine | Transmission | Drivetrain |
City | Highway | Combined Mileage |
| LS Sedan |
4.6L | V8 | SOHC FFV | 4 Spd Auto | RWD |
17 city mpg | 25 hwy mpg | 21 combined mpg |
| GS Sedan |
4.6L | V8 | SOHC FFV | 4 Spd Auto | RWD |
17 city mpg | 25 hwy mpg | 21 combined mpg |
2007 Mercury Grand Marquis Gas Mileage (Metric)
| Trim |
Engine | Transmission | Drivetrain |
City | Highway | Combined Mileage |
| LS Sedan |
4.6L | V8 | SOHC FFV | 4 Spd Auto | RWD |
14.0 city L/100 km | 9.0 hwy L/100 km | 11.0 combined L/100 km |
| GS Sedan |
4.6L | V8 | SOHC FFV | 4 Spd Auto | RWD |
14.0 city L/100 km | 9.0 hwy L/100 km | 11.0 combined L/100 km |
2006 Mercury Grand Marquis Gas Mileage
The 2006 Mercury Grand Marquis gas mileage is 21 miles per gallon combined.
In the city, the 2006 Grand Marquis gas mileage is 17 miles per gallon.
On the highway, the 2006 Grand Marquis gas mileage is 25 miles per gallon.
2006 Mercury Grand Marquis Gas Mileage (Imperial)
| Trim |
Engine | Transmission | Drivetrain |
City | Highway | Combined Mileage |
| LS Ultimate Sedan |
4.6L | V8 | SOHC 16-VALVE SEFI | 4 Spd Auto | RWD |
17 city mpg | 25 hwy mpg | 21 combined mpg |
| LS Sedan |
4.6L | V8 | SOHC 16-VALVE SEFI | 4 Spd Auto | RWD |
17 city mpg | 25 hwy mpg | 21 combined mpg |
| Limited Sedan |
4.6L | V8 | SOHC 16-VALVE SEFI | 4 Spd Auto | RWD |
17 city mpg | 25 hwy mpg | 21 combined mpg |
| GS Sedan |
4.6L | V8 | SOHC 16-VALVE SEFI | 4 Spd Auto | RWD |
17 city mpg | 25 hwy mpg | 21 combined mpg |
2006 Mercury Grand Marquis Gas Mileage (Metric)
| Trim |
Engine | Transmission | Drivetrain |
City | Highway | Combined Mileage |
| LS Ultimate Sedan |
4.6L | V8 | SOHC 16-VALVE SEFI | 4 Spd Auto | RWD |
14.0 city L/100 km | 9.0 hwy L/100 km | 11.0 combined L/100 km |
| LS Sedan |
4.6L | V8 | SOHC 16-VALVE SEFI | 4 Spd Auto | RWD |
14.0 city L/100 km | 9.0 hwy L/100 km | 11.0 combined L/100 km |
| Limited Sedan |
4.6L | V8 | SOHC 16-VALVE SEFI | 4 Spd Auto | RWD |
14.0 city L/100 km | 9.0 hwy L/100 km | 11.0 combined L/100 km |
| GS Sedan |
4.6L | V8 | SOHC 16-VALVE SEFI | 4 Spd Auto | RWD |
14.0 city L/100 km | 9.0 hwy L/100 km | 11.0 combined L/100 km |
2005 Mercury Grand Marquis Gas Mileage
The 2005 Mercury Grand Marquis gas mileage is 21.5 miles per gallon combined.
In the city, the 2005 Grand Marquis gas mileage is 18 miles per gallon.
On the highway, the 2005 Grand Marquis gas mileage is 25 miles per gallon.
2005 Mercury Grand Marquis Gas Mileage (Imperial)
| Trim |
Engine | Transmission | Drivetrain |
City | Highway | Combined Mileage |
| LSE Sedan |
4.6L | V8 | OHC SEFI | 4 Spd Auto | RWD |
18 city mpg | 25 hwy mpg | 21.5 combined mpg |
| LS Ultimate Sedan |
4.6L | V8 | OHC SEFI | 4 Spd Auto | RWD |
18 city mpg | 25 hwy mpg | 21.5 combined mpg |
| LS Sedan |
4.6L | V8 | OHC SEFI | 4 Spd Auto | RWD |
18 city mpg | 25 hwy mpg | 21.5 combined mpg |
| GS Sedan |
4.6L | V8 | OHC SEFI | 4 Spd Auto | RWD |
18 city mpg | 25 hwy mpg | 21.5 combined mpg |
2005 Mercury Grand Marquis Gas Mileage (Metric)
| Trim |
Engine | Transmission | Drivetrain |
City | Highway | Combined Mileage |
| LSE Sedan |
4.6L | V8 | OHC SEFI | 4 Spd Auto | RWD |
13.0 city L/100 km | 9.0 hwy L/100 km | 11.0 combined L/100 km |
| LS Ultimate Sedan |
4.6L | V8 | OHC SEFI | 4 Spd Auto | RWD |
13.0 city L/100 km | 9.0 hwy L/100 km | 11.0 combined L/100 km |
| LS Sedan |
4.6L | V8 | OHC SEFI | 4 Spd Auto | RWD |
13.0 city L/100 km | 9.0 hwy L/100 km | 11.0 combined L/100 km |
| GS Sedan |
4.6L | V8 | OHC SEFI | 4 Spd Auto | RWD |
13.0 city L/100 km | 9.0 hwy L/100 km | 11.0 combined L/100 km |
2004 Mercury Grand Marquis Gas Mileage
The 2004 Mercury Grand Marquis gas mileage is 21 miles per gallon combined.
In the city, the 2004 Grand Marquis gas mileage is 17 miles per gallon.
On the highway, the 2004 Grand Marquis gas mileage is 25 miles per gallon.
2004 Mercury Grand Marquis Gas Mileage (Imperial)
| Trim |
Engine | Transmission | Drivetrain |
City | Highway | Combined Mileage |
| LS Ultimate Sedan |
4.6L | V8 | (281) SOHC SEFI | 4 Spd Auto w/OD | RWD |
17 city mpg | 25 hwy mpg | 21 combined mpg |
| LS Sedan |
4.6L | V8 | (281) SOHC SEFI | 4 Spd Auto w/OD | RWD |
17 city mpg | 25 hwy mpg | 21 combined mpg |
| Limited Sedan |
4.6L | V8 | (281) SOHC SEFI | 4 Spd Auto w/OD | RWD |
17 city mpg | 25 hwy mpg | 21 combined mpg |
| GS Sedan |
4.6L | V8 | (281) SOHC SEFI | 4 Spd Auto w/OD | RWD |
17 city mpg | 25 hwy mpg | 21 combined mpg |
2004 Mercury Grand Marquis Gas Mileage (Metric)
| Trim |
Engine | Transmission | Drivetrain |
City | Highway | Combined Mileage |
| LS Ultimate Sedan |
4.6L | V8 | (281) SOHC SEFI | 4 Spd Auto w/OD | RWD |
14.0 city L/100 km | 9.0 hwy L/100 km | 11.0 combined L/100 km |
| LS Sedan |
4.6L | V8 | (281) SOHC SEFI | 4 Spd Auto w/OD | RWD |
14.0 city L/100 km | 9.0 hwy L/100 km | 11.0 combined L/100 km |
| Limited Sedan |
4.6L | V8 | (281) SOHC SEFI | 4 Spd Auto w/OD | RWD |
14.0 city L/100 km | 9.0 hwy L/100 km | 11.0 combined L/100 km |
| GS Sedan |
4.6L | V8 | (281) SOHC SEFI | 4 Spd Auto w/OD | RWD |
14.0 city L/100 km | 9.0 hwy L/100 km | 11.0 combined L/100 km |
2003 Mercury Grand Marquis Gas Mileage
The 2003 Mercury Grand Marquis gas mileage is 21 miles per gallon combined.
In the city, the 2003 Grand Marquis gas mileage is 17 miles per gallon.
On the highway, the 2003 Grand Marquis gas mileage is 25 miles per gallon.
2003 Mercury Grand Marquis Gas Mileage (Imperial)
| Trim |
Engine | Transmission | Drivetrain |
City | Highway | Combined Mileage |
| LSE Sedan |
4.6L | V8 | (281) OHC SEFI | 4 Spd Auto w/OD | RWD |
17 city mpg | 25 hwy mpg | 21 combined mpg |
| LS Ultimate Sedan |
4.6L | V8 | (281) OHC SEFI | 4 Spd Auto w/OD | RWD |
17 city mpg | 25 hwy mpg | 21 combined mpg |
| LS Sedan |
4.6L | V8 | (281) OHC SEFI | 4 Spd Auto w/OD | RWD |
17 city mpg | 25 hwy mpg | 21 combined mpg |
| GS Sedan |
4.6L | V8 | (281) OHC SEFI | 4 Spd Auto w/OD | RWD |
17 city mpg | 25 hwy mpg | 21 combined mpg |
2003 Mercury Grand Marquis Gas Mileage (Metric)
| Trim |
Engine | Transmission | Drivetrain |
City | Highway | Combined Mileage |
| LSE Sedan |
4.6L | V8 | (281) OHC SEFI | 4 Spd Auto w/OD | RWD |
14.0 city L/100 km | 9.0 hwy L/100 km | 11.0 combined L/100 km |
| LS Ultimate Sedan |
4.6L | V8 | (281) OHC SEFI | 4 Spd Auto w/OD | RWD |
14.0 city L/100 km | 9.0 hwy L/100 km | 11.0 combined L/100 km |
| LS Sedan |
4.6L | V8 | (281) OHC SEFI | 4 Spd Auto w/OD | RWD |
14.0 city L/100 km | 9.0 hwy L/100 km | 11.0 combined L/100 km |
| GS Sedan |
4.6L | V8 | (281) OHC SEFI | 4 Spd Auto w/OD | RWD |
14.0 city L/100 km | 9.0 hwy L/100 km | 11.0 combined L/100 km |
2002 Mercury Grand Marquis Gas Mileage
The 2002 Mercury Grand Marquis gas mileage is 21 miles per gallon combined.
In the city, the 2002 Grand Marquis gas mileage is 17 miles per gallon.
On the highway, the 2002 Grand Marquis gas mileage is 25 miles per gallon.
2002 Mercury Grand Marquis Gas Mileage (Imperial)
| Trim |
Engine | Transmission | Drivetrain |
City | Highway | Combined Mileage |
| LSE Sedan |
4.6L | V8 | OHC SEFI | 4 Spd Auto w/OD | RWD |
17 city mpg | 25 hwy mpg | 21 combined mpg |
| LS Sedan |
4.6L | V8 | OHC SEFI | 4 Spd Auto w/OD | RWD |
17 city mpg | 25 hwy mpg | 21 combined mpg |
| GS Sedan |
4.6L | V8 | OHC SEFI | 4 Spd Auto w/OD | RWD |
17 city mpg | 25 hwy mpg | 21 combined mpg |
2002 Mercury Grand Marquis Gas Mileage (Metric)
| Trim |
Engine | Transmission | Drivetrain |
City | Highway | Combined Mileage |
| LSE Sedan |
4.6L | V8 | OHC SEFI | 4 Spd Auto w/OD | RWD |
14.0 city L/100 km | 9.0 hwy L/100 km | 11.0 combined L/100 km |
| LS Sedan |
4.6L | V8 | OHC SEFI | 4 Spd Auto w/OD | RWD |
14.0 city L/100 km | 9.0 hwy L/100 km | 11.0 combined L/100 km |
| GS Sedan |
4.6L | V8 | OHC SEFI | 4 Spd Auto w/OD | RWD |
14.0 city L/100 km | 9.0 hwy L/100 km | 11.0 combined L/100 km |
Mercury Grand Marquis Gas Mileage Data Brought To You By AutoPadre
Mercury Grand Marquis Gas Mileage Comparisons By Year