2004 Mercury Grand Marquis

Full-Size Sedan Regular
Mercury Grand Marquis 2004
18MPG Combined
1 Trim
← 2003 2004 2005 →
Updated February 27, 2026

Get the full picture on the 2004 Mercury Grand Marquis. As a Full-Size Sedan, it achieves 18 combined MPG and has not yet been rated by NHTSA. Below you’ll find detailed specs for every trim, plus recall information and competitor comparisons.

2004 Mercury Grand Marquis Specifications

SpecValue
Combined MPG18 combined MPG
City MPG15
Highway MPG23
Body StyleFull-Size Sedan
Fuel TypeRegular
DriveRWD
Available Trims1

Annual Fuel Cost

Based on EPA estimates, the 2004 Mercury Grand Marquis costs approximately $2,450 per year in fuel. This assumes 15,000 miles driven annually and current fuel prices.

Compare the 2004 Mercury Grand Marquis

See how it stacks up against similar vehicles:

Other Model Years

Check Vehicle History

Considering a used Mercury Grand Marquis? Get a comprehensive vehicle history report including accident records, ownership history, and more.

🔍 Check Mercury Grand Marquis Vehicle History Check VIN →
Check Vehicle History

Get the full story — accidents, ownership, recalls, odometer, and more. Decode any VIN instantly.

Check VIN
Buying a used Mercury Grand Marquis? Check VIN on RedVIN