PumpScan UK

Local price scan

Cheapest petrol and diesel prices in Dumbarton

3 tracked forecourts in Dumbarton, last updated 6 October 2026. Prices are pence per litre.

Unleaded petrol (E10)

175.9p

cheapest · 176.6p average across 3 stations

Diesel (B7)

199.9p

cheapest · 202.4p average across 2 stations

Super unleaded (E5)

194.9p

cheapest · 196.6p average across 3 stations

Premium diesel

201.9p

cheapest · 213.9p average across 2 stations

Dumbarton price history

Daily average standard petrol and diesel prices across tracked local stations over the last 90 days.

Dumbarton stations ranked by price

Fuel prices by station, sorted by Unleaded petrol (E10) (cheapest first)
dumbarton service stationgulf · G82 2BA175.9p—194.9p201.9p
MFG MORRISONS DUMBARTONMORRISONS · G82 1QZ175.9p199.9p195.9p—
MILTON SF CONNECTBP · G82 2TN177.9p204.9p198.9p225.9p

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Where these stations are

What drivers in Dumbarton should know

The gap between the cheapest and most expensive forecourt in Dumbarton is currently 2.0p per litre. On a typical 55-litre fill that is about £1.10 — worth a short detour if a cheaper site is already on your route.

At 176.6p the average unleaded petrol (e10) price in Dumbarton is above the UK-wide average of 174.7p that PumpScan is tracking, a difference of 1.8p per litre.

Brands represented locally include gulf, MORRISONS, BP. Supermarket forecourts usually undercut motorway services by a wide margin, and prices in and around Dumbarton tend to move within a day or two of a change in the wholesale oil price. Filling up mid-week and avoiding a near-empty tank on a motorway trip are the two simplest ways to keep costs down.

Compare Dumbarton against the rest of the country on the cheapest petrol in the UK and cheapest diesel in the UK leaderboards.

All filling stations in Dumbarton

Looking elsewhere? See all areas covered by PumpScan UK. Area slug: /petrol-prices/dumbarton