Gas prices in Trenton
Gas prices in TrentonDaily metro average from AAA (2026-07-28), per gallon including taxes, for the Trenton area of New Jersey.
Regular
$4.15
per gallon · €0.96/L
Midgrade
$4.70
per gallon · €1.09/L
Premium
$5.01
per gallon · €1.16/L
Diesel
$5.40
per gallon · €1.25/L
▲ 2.3% vs last week ($4.06)▲ 40.3% vs a year ago ($2.96)
Nearest New Jersey metros on price
The metros immediately either side of Trenton in New Jersey, so you can see whether paying $4.15 here is normal or not.
| Metro | Regular | vs Trenton |
|---|---|---|
| Warren County | $4.13 | −$0.03 |
| Bergen-Passaic | $4.14 | −$0.01 |
| Trenton | $4.15 | — |
| Parsippany-Troy Hills | $4.16 | +$0.01 |
| Middlesex-Somerset-Hunterdon | $4.17 | +$0.02 |
| Philadelphia (NJ Only) | $4.18 | +$0.03 |
| Atlantic City | $4.20 | +$0.05 |
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Frequently asked questions
How much is gas in Trenton right now?
Regular gasoline averages $4.15 per gallon across Trenton today (AAA metro average, 2026-07-28). Midgrade is $4.70, premium $5.01 and diesel $5.40.
Is gas cheaper in Trenton than the rest of New Jersey?
A New Jersey state comparison is unavailable today.
Where does Trenton rank in New Jersey?
Trenton is the 3rd cheapest of 11 New Jersey metros AAA tracks.
Are gas prices in Trenton higher than a year ago?
Yes — regular is 40.3% higher than this time last year ($2.96/gal then, $4.15 now).