Fuel Price Check Analysis – Week of April 28, 2026 Petrol (E10) 167.9p 0.7% (+1.2p) 7d avg: 167.5p Prices stable | Super Unleaded (E5) 185.7p 0.5% (+1p) 7d avg: 185.4p Prices stable | Diesel (B7) 193.4p 1.1% (+2.1p) 7d avg: 192.7p Slight rise | Super Diesel (SDV) 214p 1.4% (+2.9p) 7d avg: 213.3p Slight rise |
Fuel Price Check Analysis – Week of April 28, 2026 Petrol (E10) 167.9p 0.7% (+1.2p) 7d avg: 167.5p Prices stable | Super Unleaded (E5) 185.7p 0.5% (+1p) 7d avg: 185.4p Prices stable | Diesel (B7) 193.4p 1.1% (+2.1p) 7d avg: 192.7p Slight rise | Super Diesel (SDV) 214p 1.4% (+2.9p) 7d avg: 213.3p Slight rise |

Today’s Cheapest Petrol and Diesel in Castlederg, Aghyaran, Clare, Garvetagh, Killen, Killeter, Mournebeg, Scraghey, Spamount: The Full Report

A comprehensive breakdown of fuel prices in the Castlederg, Aghyaran, Clare, Garvetagh, Killen, Killeter, Mournebeg, Scraghey, Spamount area. We analyze the market data to help you save on your next fill-up.

Jonathan Mathews
Jonathan Mathews
Automotive Data Analyst
10+ years automotive industry
Last Updated Monday, 21st September 2026 at 03:15
5
Local Stations
214
Brands (BT Area)
8.0p
Max Price Gap
#16
UK Ranking REGION
Key Takeaways
  • Cheapest petrol: 168.9p at Derg Valley Service Station
  • Potential savings: Up to £4.40 per tank
  • 596 stations tracked across 214 brands

Motorists in Castlederg, Aghyaran, Clare, Garvetagh, Killen, Killeter, Mournebeg, Scraghey, Spamount are currently enjoying some of the lowest fuel prices in the UK, ranking in the top 14% nationally. Over the past week, E10 petrol prices in BT have Increased 2p (1.2%)

According to our latest data feed from the Competition and Markets Authority (CMA), selecting the right forecourt in Castlederg, Aghyaran, Clare, Garvetagh, Killen, Killeter, Mournebeg, Scraghey, Spamount could save you up to 8.0p per litre. For an average 55-litre family car, that's a saving of over £4.40 on a single tank.

Market Competition: Moderate competition

Competition Level: High

Castlederg, Aghyaran, Clare, Garvetagh, Killen, Killeter, Mournebeg, Scraghey, Spamount has 596 active fuel stations across 214 different brands, with a brand diversity index of 0.36 - indicating healthy market competition.

The price spread between cheapest and average stations is 39.7p, revealing significant price differences - shop around to save!

Today's Best Value

Cheapest E10 Petrol in Castlederg, Castlederg, Aghyaran, Clare, Garvetagh, Killen, Killeter, Mournebeg, Scraghey, Spamount:
168.9p at Derg Valley Service Station, DERG VALLEY SERVICE STATION, 52, STRABANE ROAD, CASTLEDERG, BT81 7HZ, CASTLEDERG, NORTHERN IRELAND

Cheapest B7 Diesel in Castlederg, Castlederg, Aghyaran, Clare, Garvetagh, Killen, Killeter, Mournebeg, Scraghey, Spamount:
195.9p at McHugh's Tyres & Fuel Ltd, 2, CASTLEFIN ROAD, CASTLEDERG, BT81 7BT, CASTLEDERG, NORTHERN IRELAND

Surprisingly, an independent or branded station (Derg Valley Service Station) has beaten the supermarkets to the top spot today.

Fuel Type Availability

E10
Unleaded (E10)
Widely available
516 / 596 Stations (86.6%)
E5
Super Unleaded (E5)
Moderate availability
241 / 596 Stations (40.4%)
B7
Diesel (B7)
Widely available
573 / 596 Stations (96.1%)
SDV
Premium Diesel
Limited availability
125 / 596 Stations (21%)

Top 3 cheapest petrol stations (E10)

Here is the verified list of the most affordable places to buy standard Unleaded petrol in Castlederg, Aghyaran, Clare, Garvetagh, Killen, Killeter, Mournebeg, Scraghey, Spamount today.

PETROL LEADERBOARD Live Data
1
Derg Valley Service Station
DERG VALLEY SERVICE STATION, 52, STRABANE ROAD, CASTLEDERG, BT81 7HZ, CASTLEDERG, NORTHERN IRELAND , BT81 7HZ
168.9p
BEST PRICE
2
P DOHERTY FUEL OILS LTD TA RIVERSIDE SERVICE STATION
6 MAIN STREET, CASTLEDERG , BT817AY
172.9p
+4.0p
3
Star
12-14 Lower Strabane Road, Castlederg , BT81 7AZ
176.9p
+8.0p

Top 4 cheapest diesel stations (B7)

For diesel drivers, the price variance can often be even higher. The following stations are currently offering the best value for B7 Diesel in the Castlederg, Aghyaran, Clare, Garvetagh, Killen, Killeter, Mournebeg, Scraghey, Spamount area.

DIESEL LEADERBOARD Live Data
1
McHugh's Tyres & Fuel Ltd
2, CASTLEFIN ROAD, CASTLEDERG, BT81 7BT, CASTLEDERG, NORTHERN IRELAND , BT81 7BT
195.9p
BEST PRICE
2
Derg Valley Service Station
DERG VALLEY SERVICE STATION, 52, STRABANE ROAD, CASTLEDERG, BT81 7HZ, CASTLEDERG, NORTHERN IRELAND , BT81 7HZ
198.9p
+3.0p
3
P DOHERTY FUEL OILS LTD TA RIVERSIDE SERVICE STATION
6 MAIN STREET, CASTLEDERG , BT817AY
199.8p
+3.9p
4
Star
12-14 Lower Strabane Road, Castlederg , BT81 7AZ
209.9p
+14.0p

How to save on fuel in Castlederg, Aghyaran, Clare, Garvetagh, Killen, Killeter, Mournebeg, Scraghey, Spamount

While choosing the cheapest station is the easiest way to save, changing your driving habits can also make a significant difference to your monthly spend.

Drive Smoothly

Aggressive acceleration and heavy braking can increase fuel consumption by up to 40% in stop-and-go traffic around Castlederg, Aghyaran, Clare, Garvetagh, Killen, Killeter, Mournebeg, Scraghey, Spamount.

Reduce Weight

Carrying an extra 50kg in your boot increases fuel consumption by 1-2%. Clear out unnecessary items.

Market Analyst Commentary
CFP Research Team

"Castlederg, Aghyaran, Clare, Garvetagh, Killen, Killeter, Mournebeg, Scraghey, Spamount benefits from strong market competition with 214 brands operating across 596 stations. Prices have climbed 2p this week, so filling up sooner rather than later is advisable, while ranking in the top 14% nationally makes this an excellent area for fuel savings."

For more detailed savings, explore our Interactive Fuel Map to scan the entire region visually.

Frequently Asked Questions

As of September 21, 2026, the cheapest station is Derg Valley Service Station at 168.9p per litre.

There is currently a 8.0p difference between the cheapest and most expensive stations in Castlederg, Aghyaran, Clare, Garvetagh, Killen, Killeter, Mournebeg, Scraghey, Spamount. For a standard family car, this equals a saving of £4.40 per tank.

Not currently. An independent or oil-company brand (Derg Valley Service Station) is actually cheaper than the local supermarkets today.

Our Analysis Methodology

Data Collection
  • Direct feed from UK Government CMA API
  • Updated every 30 minutes via automated polling
  • Zero user-submitted prices (prevents manipulation)
  • Last sync: 03:36, 21 Sep 2026
Quality Assurance
  • Automated anomaly detection for pricing errors
  • Cross-referenced against regional averages
  • Outliers flagged for manual review
  • Historical data tracked for trend validation
Verified Data Source: All prices displayed on this page are sourced directly from the Competition and Markets Authority's official fuel price transparency scheme. We do not accept payments from retailers to alter rankings or display preferential pricing.
Data Accuracy & Methodology

Source: We retrieve real-time pricing data directly from the UK Government CMA Open Data Scheme.

Frequency: Data for Castlederg, Aghyaran, Clare, Garvetagh, Killen, Killeter, Mournebeg, Scraghey, Spamount was last synchronized at 03:15 today. We update our database every 4 hours to ensure accuracy.

Disclaimer: While we strive for 100% accuracy, forecourt prices can change instantly. The prices listed above were correct at the time of our last server sync.

Editorial Policy

CheckFuelPrices is independent. We do not accept payment from fuel brands to alter rankings. Read our full policy.

📈 7-Day Price Movement
Petrol (E10) 2p
Was: 163.6p → Now: 165.6p
Diesel (B7) 5.2p
Was: 184.9p → Now: 190.1p

Visualise the Savings

View 7 local stations on our interactive map.

Open Live Map
Popular Brands in Castlederg, Aghyaran, Clare, Garvetagh, Killen, Killeter, Mournebeg, Scraghey, Spamount
Derg Valley Service Station P DOHERTY FUEL OILS LTD TA RIVERSIDE SERVICE STATION Star