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Petrol Prices in Mountain Ash

Average today: unleaded 169.9p · diesel 189.9p · UK average 169.4p / 191.1p

Checked 12 September 2026 · retailer-reported prices, changes filed within 30 minutes
Mountain Ash trend: Unleaded ▲ 2.0p · 7d · Diesel ▲ 3.0p · 7d
The cheapest unleaded in Mountain Ash today is 169.9p at Esso, Cardiff Road.

Cheapest Unleaded First

CheapestSet 08 Sep · Checked today
Esso Cardiff Road, CF45 4HT
UNLEADED
169.9p
DIESEL
189.9p
Set 09 Sep · Checked today
Murco Main Road, Ynysboeth, CF45 4LJ
UNLEADED
169.9p
DIESEL
189.9p
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