BAJA

Subaru Baja MPG

Subaru Baja gas mileage averages 21 mpg combined — about $1,829 a year in fuel at today's prices, or $9,145 over five years. Below: every engine compared, because the gap between versions is usually wider than the gap between models.

EPA fueleconomy.gov · 1 engines · 2003–2006 · Updated Sep 19, 2026
Quick answer

The Subaru Baja does 21 mpg combined (19 city, 25 highway), which works out to about $1,829 a year in fuel at $3.20 a gallon and 12,000 miles. Against other 4-cyl cars it sits below the average of 25.7 mpg.

Every Subaru Baja engine, compared

The Subaru Baja was rated in a single specification, so its gas mileage does not vary by version — only by model year. Yearly cost assumes 12,000 miles at $3.20 a gallon.

FIG.01·Subaru Baja gas mileage by engine
EngineCombinedCity / HighwayYearsFuel per year
2.5L 4-cyl2119 / 252003–2006$1,829
ROWS 1·SOURCE EPA fueleconomy.gov + ForCar

What that actually costs

The Subaru Baja burns a gallon every 21 miles, so 12,000 miles takes about 571 gallons a year. At $3.20 that is what the table below adds up to.

FIG.02·Subaru Baja fuel cost
MeasureValue
Cost per mile$0.152
Fuel per year$1,829
Fuel over five years$9,145
Against other 4-cyl cars+$335 a year
EPA's own estimate$2,963 a year
ROWS 5·SOURCE ForCar, computed from EPA ratings

City or highway — who is this car for

The Subaru Baja gives up 6 mpg the moment you leave the motorway — 25 out there against 19 in town, a 32% drop worth $485 a year. A wide gap punishes stop-and-start traffic; a narrow one means the car doesn't care where you drive it.

FIG.03·Subaru Baja city versus highway
MeasureValueReading
City19 mpg$2,021 a year if you only drive in town
Highway25 mpg$1,536 a year if you mostly commute
Gap+6 mpg (32%)Wide — this car dislikes traffic
ROWS 3·SOURCE EPA fueleconomy.gov + ForCar

How the Baja changed over the years

The Baja peaked in 2006 at 22 mpg (20 city, 26 highway) and was at its thirstiest in 2003 at 20 — 2 mpg apart, or $175 a year in fuel between buying one year and the other. The 2006 car does 22. Jumps usually mark a new generation or a new engine; dips often mean a heavier body or added all-wheel drive.

FIG.04·Subaru Baja gas mileage by model year
Model yearCombinedCity / HighwayEngines offeredFuel per year
20062220 / 261$1,745
20052119 / 251$1,829
20042119 / 251$1,829
20032018 / 241$1,920
ROWS 4·SOURCE EPA fueleconomy.gov + ForCar
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How we count

This page rests on 4 EPA ratings of the Subaru Baja — 1 engine across 2003–2006. The mileage is EPA's laboratory figure, unchanged; the yearly bill is ours, at 12,000 miles and $3.20 a gallon, against EPA's own estimate of $2,963. Full method.

Frequently asked questions

What mpg does the Subaru Baja get?

21 mpg combined on average — 19 in the city and 25 on the highway, per EPA ratings across 2003–2006.

How much does a Subaru Baja cost in fuel per year?

About $1,829 at 12,000 miles and $3.20 a gallon — roughly $9,145 over five years, or 0.152 dollars a mile.

Which Baja engine is the most economical?

The 2.5L 4-cyl at 21 mpg.

Is the Baja good on fuel compared with similar cars?

Against other 4-cyl cars it sits below the average of 25.7 mpg, computed across 4765 ratings.

Are these real-world Baja figures?

No — they are EPA laboratory ratings, the same ones printed on the window sticker, and EPA's own annual fuel estimate for the Subaru Baja is $2,963 against the $1,829 we compute at 12,000 miles. Expect a little worse in practice: the spread between the city and highway figures is smaller than the spread between two drivers of the same one.

Gas mileage ratings from EPA fueleconomy.gov, unadjusted. Running cost computed by ForCar at 12,000 miles a year and $3.20 a gallon. Last updated Sep 2026. — ForCar Reviewed by , founder of ForCar.
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