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Cheapest Petrol & Diesel in Castle Douglas Today

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

Cheapest Petrol in Castle Douglas

Area average: 152.4p — save up to 2.5p/litre

Cheapest Diesel in Castle Douglas

Area average: 165.9p — save up to 0.0p/litre

There are 4 fuel stations in Castle Douglas reporting live prices via the UK government's Fuel Finder service. Unleaded petrol (E10) averages 152.4p per litre across 2 stations. Diesel (B7) averages 165.9p across 2 stations. Unleaded is 1.7p above the national average of 150.7p.

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 Castle Douglas.

Fuel Stations in Castle Douglas

Station Postcode E10 E5 B7 SDV
Carrs Billington Fuels, Castle Douglas and Crocketford DG7 1LH
Jet, Castle Douglas and Crocketford DG7 1HX 154.9p 174.9p 165.9p Cheapest 184.9p
Shell, Dee and Glenkens Castle Douglas DG7 3SW 149.9p Cheapest 159.9p Cheapest 165.9p 175.9p Cheapest
St Johns Town Services, Dee and Glenkens Castle Douglas DG7 3SW 137.9p 147.9p 173.9p 163.9p

Station Map

Smaller places near Castle Douglas

Live prices at the nearest fuel stations to villages and smaller settlements around Castle Douglas.

Average Petrol and Diesel Prices in Castle Douglas (pence per litre)

Unleaded (E10)
152.4p
2 stations
±2.5p std dev
+1.7p vs national
Super Unleaded (E5)
167.4p
2 stations
±7.5p std dev
2.2p below national
Diesel (B7)
165.9p
2 stations
+0.3p vs national
Premium Diesel
180.4p
2 stations
±4.5p std dev
6.8p below national

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

Daily averages across all stations in the Dumfries postcode area over the last 30 days. Castle Douglas sits within this region.

What does fuel cost a typical driver in Castle Douglas?

At current prices, a typical driver covering 12000 miles a year in a petrol car averaging 35 mpg spends about £2375/year on fuel in Castle Douglas (at 152.4p/L). That's £26 more than the UK average of £2349. Across the wider Dumfries (DG) postcode area petrol averages 153.3p/L, working out at £2389/year.

A diesel driver doing the same 12000 miles at 50 mpg spends about £1810/year at Castle Douglas's average diesel price of 165.9p/L. That's £3 more than the UK average of £1807. Across the wider Dumfries (DG) postcode area diesel averages 168.3p/L — £1836/year.

Choose the right station — save £££

The cheapest petrol in Castle Douglas is 137.9p/L and the most expensive is 154.9p/L — a 17.0p/L spread. Filling a 60‑litre tank at the cheapest vs the dearest saves £10.20.

For diesel the spread is 8.0p/L (165.9p cheapest, 173.9p dearest) — £4.80 saved on a 60‑litre fill.

Fuel Prices by Brand in Castle Douglas

Average prices and cheapest station for each fuel brand in Castle Douglas.

Carrs Billington Fuels Fuel Prices in Castle Douglas

There is 1 Carrs Billington Fuels forecourt in Castle Douglas.

Show station details
StationPostcodeE10B7
Carrs Billington Fuels, Castle Douglas and Crocketford DG7 1LH

Jet Fuel Prices in Castle Douglas

There is 1 Jet forecourt in Castle Douglas. Petrol is 154.9p/L2.5p above the Castle Douglas average. Diesel is 165.9p/L. Live prices: Jet, Castle Douglas and Crocketford. Jet fuel prices across the UK →

Show station details
StationPostcodeE10B7
Jet, Castle Douglas and Crocketford DG7 1HX 154.9p 165.9p

Shell Fuel Prices in Castle Douglas

There is 1 Shell forecourt in Castle Douglas. Petrol is 149.9p/L2.5p below the Castle Douglas average. Diesel is 165.9p/L. Live prices: Shell, Dee and Glenkens. Shell fuel prices across the UK →

Show station details
StationPostcodeE10B7
Shell, Dee and Glenkens DG7 3SW 149.9p 165.9p

St Johns Town Services Fuel Prices in Castle Douglas

There is 1 St Johns Town Services forecourt in Castle Douglas.

Show station details
StationPostcodeE10B7
St Johns Town Services, Dee and Glenkens DG7 3SW 137.9p 173.9p

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Frequently Asked Questions

The cheapest unleaded petrol (E10) in Castle Douglas today is 149.9p per litre at SHELL, DG7 3SW. The average across 2 stations is 152.4p. Prices are sourced from the UK government's Fuel Finder service and updated every 30 minutes.

The cheapest diesel (B7) in Castle Douglas today is 165.9p per litre at JET, DG7 1HX. The average across 2 stations is 165.9p. Prices are sourced from the UK government's Fuel Finder service.

The average unleaded (E10) price in Castle Douglas is 152.4p per litre from 2 stations. The national average is 150.7p, so Castle Douglas is 1.7p above the national average.

The average diesel (B7) price in Castle Douglas is 165.9p per litre from 2 stations. The national average is 165.6p, so Castle Douglas is 0.3p above the national average.

There are currently 4 fuel stations reporting prices in Castle Douglas. 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.