2009 Mercury Mariner
23MPG
Combined
4
Trims
Updated February 27, 2026
Get the full picture on the 2009 Mercury Mariner. As a SUV, it achieves 20–23 combined MPG depending on trim and has not yet been rated by NHTSA. Below you’ll find detailed specs for every trim, plus recall information and competitor comparisons.
2009 Mercury Mariner Specifications
| Spec | Value |
|---|---|
| Combined MPG | 20–23 combined MPG depending on trim |
| City MPG | 20 |
| Highway MPG | 28 |
| Body Style | SUV |
| Fuel Type | Regular |
| Drive | AWD/4WD |
| Available Trims | 4 |
Available Trims
| Trim | MPG (City/Hwy/Combined) | Engine | Transmission |
|---|---|---|---|
| Auto | 19/25/21 | 2.5L 4cyl | Automatic 6-spd |
| Auto | 17/24/20 | 3.0L 6cyl | Automatic 6-spd |
| Auto | 20/28/23 | 2.5L 4cyl | Automatic 6-spd |
| Auto | 18/26/21 | 3.0L 6cyl | Automatic 6-spd |
Annual Fuel Cost
Based on EPA estimates, the 2009 Mercury Mariner costs approximately $2,075 per year in fuel. This assumes 15,000 miles driven annually and current fuel prices.
Compare the 2009 Mercury Mariner
See how it stacks up against similar vehicles:
Other Model Years
- 2011 Mercury Mariner
- 2010 Mercury Mariner
- 2009 (this page)
- 2008 Mercury Mariner
- 2007 Mercury Mariner
- 2006 Mercury Mariner
- 2005 Mercury Mariner
Check Vehicle History
Considering a used Mercury Mariner? Get a comprehensive vehicle history report including accident records, ownership history, and more.
🔍 Check Mercury Mariner Vehicle History
Check VIN →
Check Vehicle History
Check VINGet the full story — accidents, ownership, recalls, odometer, and more. Decode any VIN instantly.