Shell, High Street, Porthmadog

LL49 9LU · prices last reported 28 September 2026, 37 days ago

Directions
Unleaded (E10)
167.9p
Diesel (B7)
199.9p
Super unleaded (E5)
199.9p
Super diesel (SDV)
219.9p

The super unleaded and super diesel prices were last reported on 28 September 2026, more than 30 days before our latest data (4 November 2026). The station may have changed them since, so we list them with the date but leave them out of cheapest prices, averages and colour bands. Check the totem before you fill up.

Shell on High Street, Porthmadog last reported unleaded at 167.9p a litre and diesel at 199.9p. That unleaded price is 2.8p below the UK average of 170.7p. Of the 9 stations within 10 miles it's the 3rd cheapest for unleaded, with the lowest nearby at 165.9p at Essar.

Across the 6 other stations within 5 miles, unleaded averages 170.4p, so this station is 2.5p below its local average, £1.00 on a 40-litre fill.

Across the 6 other stations within 5 miles, diesel averages 199.6p, so this station is about level with its local average.

A 40-litre fill here costs unleaded £67.16 and diesel £79.96 at today's prices. The cheapest unleaded within 10 miles is 165.9p at Essar, Prysor Service Station, Trawsfynydd, Blaenau Ffestiniog, 8.9 miles away: £0.80 less on a 40-litre fill, but the 17.8 extra miles there and back use up the saving. The cheapest diesel within 10 miles is 195.9p at Spar, Parciau Filling Station, High Street, Criccieth, 4.6 miles away: £1.60 less on a 40-litre fill, but the 9.2 extra miles there and back use up the saving.

Station details

Opening hours

Every day06:00 to 23:00

Phone

01766 800571

Fuels

  • Unleaded (E10)
  • Super unleaded (E5)
  • Diesel (B7)
  • Super diesel

Facilities

The operator lists car wash, air and screenwash, water and AdBlue (bottled) at this station. It doesn't list 24-hour fuel, toilets, AdBlue pump or LPG. Facilities come from the operator's Fuel Finder record, so check before relying on one.

Price history

Unleaded (E10), last 30 days

167p179p6 Oct4 Nov167.9p

 

Change
−10.0p
Low
167.9p
High
177.9p

Diesel (B7), last 30 days

199p206p6 Oct4 Nov199.9p

 

Change
−5.0p
Low
199.9p
High
204.9p
Daily prices
DateE10B7
4 Nov167.9p199.9p
3 Nov167.9p199.9p
2 Nov168.9p199.9p
1 Nov168.9p199.9p
31 Oct168.9p199.9p
30 Oct168.9p199.9p
29 Oct171.9p201.9p
28 Oct171.9p201.9p
27 Oct172.9p201.9p
26 Oct172.9p201.9p
25 Oct172.9p201.9p
24 Oct172.9p201.9p
23 Oct174.9p202.9p
22 Oct175.9p202.9p
21 Oct175.9p202.9p
20 Oct175.9p202.9p
19 Oct175.9p202.9p
18 Oct175.9p202.9p
17 Oct175.9p202.9p
16 Oct175.9p202.9p
15 Oct175.9p202.9p
14 Oct177.9p203.9p
13 Oct177.9p204.9p
12 Oct177.9p204.9p
11 Oct177.9p204.9p
10 Oct177.9p204.9p
9 Oct177.9p204.9p
8 Oct177.9p204.9p
7 Oct177.9p204.9p
6 Oct177.9p204.9p

Price changes in the last 30 days

Unleaded (E10): 167.9p now, down 4.0p on 7 days ago and down 10.0p on 30 days ago. 6 price changes recorded in the last 30 days, the latest on 3 November 2026. Lowest since 12 September 2026: 167.9p (3 November 2026); highest 177.9p (28 September 2026).

Diesel (B7): 199.9p now, down 2.0p on 7 days ago and down 5.0p on 30 days ago. 4 price changes recorded in the last 30 days, the latest on 30 October 2026. Lowest since 12 September 2026: 193.9p (12 September 2026); highest 204.9p (29 September 2026).

Date seenFuelPriceChange
3 November 2026Unleaded (E10)167.9p-1.0p
30 October 2026Unleaded (E10)168.9p-3.0p
30 October 2026Diesel (B7)199.9p-2.0p
28 October 2026Unleaded (E10)171.9p-1.0p
24 October 2026Unleaded (E10)172.9p-2.0p
24 October 2026Diesel (B7)201.9p-1.0p
23 October 2026Unleaded (E10)174.9p-1.0p
15 October 2026Unleaded (E10)175.9p-2.0p
15 October 2026Diesel (B7)202.9p-1.0p
14 October 2026Diesel (B7)203.9p-1.0p

Each row is the day our capture first saw the new price. Prices are recorded once a day from the government's Fuel Finder data, so a change can show a day or two after the totem moved.

Shell, High Street, Porthmadog: quick answers

How much is unleaded at Shell High Street, Porthmadog today?

Unleaded (E10) is 167.9p a litre at Shell High Street, Porthmadog, reported on 2 November 2026. That's 2.8p below the UK average of 170.7p. The 6 other stations within 5 miles average 170.4p, so it's 2.5p cheaper than its neighbours.

How much is diesel at Shell High Street, Porthmadog today?

Diesel (B7) is 199.9p a litre at Shell High Street, Porthmadog, reported on 29 October 2026. That's 1.7p above the UK average of 198.2p. It's level with the 199.6p average of the 6 other stations within 5 miles.

Has the unleaded price at Shell High Street, Porthmadog changed recently?

The unleaded price at Shell High Street, Porthmadog changed 6 times in the last 30 days, most recently on 3 November 2026 (down 1.0p to 167.9p). It's down 4.0p on a week ago. Since 12 September 2026 it has ranged from 167.9p to 177.9p.

What does a 40-litre fill cost at Shell High Street, Porthmadog?

A 40-litre fill here costs unleaded £67.16 and diesel £79.96 at today's prices. The cheapest unleaded within 10 miles is 165.9p at Essar, Prysor Service Station, Trawsfynydd, Blaenau Ffestiniog, 8.9 miles away: £0.80 less on a 40-litre fill, but the 17.8 extra miles there and back use up the saving.

Is Shell High Street, Porthmadog the cheapest petrol station nearby?

Not quite. 2 of the 9 stations within 10 miles are cheaper for unleaded, the lowest being 165.9p at Essar, Prysor Service Station, Trawsfynydd, Blaenau Ffestiniog, 8.9 miles away. Shell High Street, Porthmadog charges 167.9p.

When is Shell High Street, Porthmadog open and what facilities does it have?

It's open 06:00 to 23:00 every day. The operator lists car wash, air and screenwash, water and AdBlue (bottled) at this station. It doesn't list 24-hour fuel, toilets, AdBlue pump or LPG. Facilities come from the operator's Fuel Finder record, so check before relying on one.

Nearby stations compared

8.9 miEssar
Prysor Service Station, Trawsfynydd, Blaenau Ffestiniog
LL41 4TW
Air · Water · Toilets · LPG
Unleaded165.9p
Diesel196.9p
4.6 miSpar
Parciau Filling Station, High Street, Criccieth
LL52 0RN
Car wash · Air · Water · Toilets
Unleaded166.9p
Diesel195.9p
2.8 miEsso
Allan Green, Park Road Garage, Penrhyndeudraeth
LL48 6LS
Car wash · Air · Water · Toilets
Unleaded167.9p
Diesel201.9p
0.4 miTesco
Tesco Stores Ltd, Stryd Fawr, Porthmadog
LL49 9NU
24 hours · Air · Water · Toilets
Unleaded167.9p
Diesel196.9p
9.7 miTexaco
Barmouth Road Service Station, —
LL44 2EN
Price last reported 18 Sept
Car wash · Air · Toilets
Unleaded169.9p
Diesel199.9p
0.6 miEssar
Penamser Garage, Penamser Road, Porthmadog
LL49 9NY
Car wash · Toilets
Unleaded169.9p
Diesel196.9p
0.6 miGlanaber Garage
Borth-Y-Gest, Porthmadog
LL49 9TP
Air · Water
Unleaded172.9p
Diesel201.9p
4.2 miEssar
Morfa Garage, Harlech
LL46 2UW
Air
Unleaded176.9p
Diesel203.9p

Data fetched 1 hour ago. Check the totem before you fill up.