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Cheapest Petrol & Diesel in St Austell Today

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Last updated: · Prices refresh every 30 minutes from the UK government's Fuel Finder service.

Cheapest Petrol in St Austell

153.7p per litre at Asda, St Austell
Area average: 153.8p — save up to 0.2p/litre

Cheapest Diesel in St Austell

166.7p per litre at Asda, St Austell
Area average: 168.3p — save up to 1.7p/litre
See all 4 stations View on map 30-day trend Annual cost
Browse by brand: AsdaEG On The MoveTescoTexaco

Worth the Drive?

Diesel averages 5.4p less in St Dennis (162.9p vs 168.4p here). The round trip is about 7 miles each way, costing roughly £2.10 in fuel at 50 mpg. A 60‑litre fill would save £3.27 — a net saving of £1.17 after the return journey.

There are 4 fuel stations in St Austell reporting live prices via the UK government's Fuel Finder service. Unleaded petrol (E10) averages 153.8p per litre across 4 stations. Diesel (B7) averages 168.3p across 4 stations. Unleaded is 3.2p above the national average of 150.6p.

Use our fuel station finder to find the most economical place to fill up near you, or calculate the fuel cost of a longer trip from St Austell.

Fuel Stations in St Austell

Station ⇅ Postcode ⇅ E10 ⇅ E5 ⇅ B7 ⇅ SDV ⇅
Asda, St Austell PL25 4PR Super-market 153.7p Cheapest – 166.7p Cheapest –
EG On The Move, St Austell PL25 5DP 153.9p – 169.9p 195.9p
Tesco, St Austell PL25 3HT Super-market 153.9p 162.9p Cheapest 166.9p –
Texaco, St Austell PL25 4RS 153.9p 173.9p 169.9p 189.9p Cheapest

Station Map

Nearby Towns

St. Blaise
2 stations
Unleaded avg 153.9p
Diesel avg 169.9p
St Blazey
2 stations
Unleaded avg 153.9p
Diesel avg 169.9p
Fowey
1 stations
Unleaded avg 159.9p
Diesel avg 179.9p
St Dennis
1 stations
Unleaded avg 149.9p
Diesel avg 162.9p
St. Stephen-in-Brannel
1 stations
Unleaded avg 153.9p
Diesel avg 164.9p
Roche
1 stations
Unleaded avg 154.9p
Diesel avg 174.9p
Withiel
1 stations
Unleaded avg 151.9p
Diesel avg 172.9p
St. Enoder
2 stations
Unleaded avg 151.4p
Diesel avg 165.9p

Average Petrol and Diesel Prices in St Austell (pence per litre)

Unleaded (E10)
153.8p
4 stations
±0.1p std dev
+3.2p vs national
Super Unleaded (E5)
168.4p
2 stations
±5.5p std dev
0.2p below national
Diesel (B7)
168.3p
4 stations
±1.6p std dev
+3.8p vs national
Premium Diesel
192.9p
2 stations
±3.0p std dev
+7.3p vs national

30-Day Price Trend in the Plymouth Region (pence per litre)

Daily averages across all stations in the Plymouth postcode area over the last 30 days. St Austell sits within this region.

What does fuel cost a typical driver in St Austell?

At current prices, a typical driver covering 12000 miles a year in a petrol car averaging 35 mpg spends about £2398/year on fuel in St Austell (at 153.9p/L). That's £51 more than the UK average of £2347. Across the wider Plymouth (PL) postcode area petrol averages 153.0p/L, working out at £2385/year.

A diesel driver doing the same 12000 miles at 50 mpg spends about £1837/year at St Austell's average diesel price of 168.4p/L. That's £41 more than the UK average of £1796. Across the wider Plymouth (PL) postcode area diesel averages 166.7p/L — £1819/year.

Choose the right station — save £££

For diesel the spread is 3.2p/L (166.7p cheapest, 169.9p dearest) — £1.92 saved on a 60‑litre fill.

Fuel Prices by Brand in St Austell

Average prices and cheapest station for each fuel brand in St Austell.

Asda Fuel Prices in St Austell

There is 1 Asda forecourt in St Austell. Petrol is 153.7p/L — 0.2p below the St Austell average. Diesel is 166.7p/L (1.7p below town avg). Live prices: Asda, St Austell. Asda fuel prices across the UK →

Show station details
StationPostcodeE10B7
Asda, St Austell PL25 4PR 153.7p 166.7p

EG On The Move Fuel Prices in St Austell

There is 1 EG On The Move forecourt in St Austell. Petrol is 153.9p/L — 0.1p above the St Austell average. Diesel is 169.9p/L (1.6p above town avg). Live prices: EG On The Move, St Austell. EG On The Move fuel prices across the UK →

Show station details
StationPostcodeE10B7
EG On The Move, St Austell PL25 5DP 153.9p 169.9p

Tesco Fuel Prices in St Austell

There is 1 Tesco forecourt in St Austell. Petrol is 153.9p/L — 0.1p above the St Austell average. Diesel is 166.9p/L (1.4p below town avg). Live prices: Tesco, St Austell. Tesco fuel prices across the UK →

Show station details
StationPostcodeE10B7
Tesco, St Austell PL25 3HT 153.9p 166.9p

Texaco Fuel Prices in St Austell

There is 1 Texaco forecourt in St Austell. Petrol is 153.9p/L — 0.1p above the St Austell average. Diesel is 169.9p/L (1.6p above town avg). Live prices: Texaco, St Austell. Texaco fuel prices across the UK →

Show station details
StationPostcodeE10B7
Texaco, St Austell PL25 4RS 153.9p 169.9p

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Frequently Asked Questions

The cheapest unleaded petrol (E10) in St Austell today is 153.7p per litre at ASDA, PL25 4PR. The average across 4 stations is 153.8p. Prices are sourced from the UK government's Fuel Finder service and updated every 30 minutes.

The cheapest diesel (B7) in St Austell today is 166.7p per litre at ASDA, PL25 4PR. The average across 4 stations is 168.3p. Prices are sourced from the UK government's Fuel Finder service.

The average unleaded (E10) price in St Austell is 153.8p per litre from 4 stations. The national average is 150.6p, so St Austell is 3.2p above the national average.

The average diesel (B7) price in St Austell is 168.3p per litre from 4 stations. The national average is 164.6p, so St Austell is 3.8p above the national average.

There are currently 4 fuel stations reporting prices in St Austell. This includes supermarket forecourts, independent stations, and branded sites.

Fuel prices on MPG Calc are updated every 30 minutes using official data from the UK government's Fuel Finder service. All retailers with 250+ filling stations are required by law to report their prices, covering the vast majority of UK forecourts.