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Live Station Prices

Derwydd Services

Derwydd Garage, Carmarthen SA33 6TP

Checked 23 August 2026 · last price change 17 August 2026 · retailers report changes within 30 minutes
7-day trend: Unleaded → steady · 7d · Diesel ▼ 2.0p · 7d
UNLEADED
156.9p
→ steady · 7d
Last changed 12 Aug
DIESEL
176.9p
▼ 2.0p · 7d
Last changed 17 Aug
Super Unleaded168.9p
Unleaded (E10) at Derwydd Services is 156.9p per litre, 2.3p below the Carmarthen average of 159.2p, the 2nd cheapest of 7 stations in Carmarthen. Diesel is 176.9p, 5.7p below the UK average of 182.6p. Prices last reported by the retailer on 17 August 2026.
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How This Station Compares

Local rank (Carmarthen)2nd cheapest of 7
vs Carmarthen average (unleaded)−2.3p lower
vs UK average (unleaded)−4.5p lower
vs UK average (diesel)−5.7p lower

Nearby Stations

3.8 MISet 20 Aug · Checked today
Murco Gwalia Garage, SA32 7DR
UNLEADED
155.9p
DIESEL
178.9p
Unleaded 1.0p/L cheaper than this station · save £0.55 a tank
4.7 MISet 20 Aug · Checked today
Murco Tanerdy Garage, SA31 2EY
UNLEADED
157.9p
DIESEL
177.9p
Unleaded 1.0p/L more than this station · £0.55 extra a tank
4.7 MISet 18 Aug · Checked today
Murco C K's Supermarket, SA31 3HL
UNLEADED
159.9p
DIESEL
179.9p
Unleaded 3.0p/L more than this station · £1.65 extra a tank
4.7 MISet 21 Aug · Checked today
Valero Lysonnen Road, SA33 5DT
UNLEADED
159.9p
DIESEL
183.9p
Unleaded 3.0p/L more than this station · £1.65 extra a tank
4.8 MISet 20 Aug · Checked today
Tesco Tesco Stores, SA31 3AX
UNLEADED
159.9p
DIESEL
179.9p
Unleaded 3.0p/L more than this station · £1.65 extra a tank

Facilities

AdBlue (packaged)Customer toilets

Opening Hours

monday06:30 – 20:00
tuesday06:30 – 20:00
wednesday06:30 – 20:00
thursday06:30 – 20:00
friday06:30 – 20:00
saturday06:30 – 20:00
sunday09:00 – 18:00

Price History

Over the past 21 days, unleaded at this station has fallen 1.0p (157.9p to 156.9p), while the UK average has risen 0.9p.

This stationUK average
23 Aug 2026156.9p
22 Aug 2026156.9p
21 Aug 2026156.9p
20 Aug 2026156.9p
19 Aug 2026156.9p
18 Aug 2026156.9p
17 Aug 2026156.9p
16 Aug 2026156.9p
15 Aug 2026156.9p
14 Aug 2026156.9p
13 Aug 2026156.9p▼ 1.0
12 Aug 2026157.9p
11 Aug 2026157.9p
10 Aug 2026157.9p
09 Aug 2026157.9p
08 Aug 2026157.9p
07 Aug 2026157.9p
06 Aug 2026157.9p
05 Aug 2026157.9p
04 Aug 2026157.9p
03 Aug 2026157.9p
02 Aug 2026157.9p
Compare All Carmarthen Stations