Today’s Cheapest Petrol and Diesel in Letchworth: The Full Report

A comprehensive breakdown of fuel prices in the Letchworth 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 Friday, 6th February 2026 at 02:50
6
Local Stations
22
Brands (SG Area)
1.0p
Max Price Gap
#88
UK Ranking REGION
Key Takeaways
  • Cheapest petrol: 132.9p at Sainsbury's
  • Potential savings: Up to £0.55 per tank
  • 51 stations tracked across 22 brands

Motorists in Letchworth are currently paying above-average prices compared to other UK regions. Over the past week, E10 petrol prices in SG have Increased 0.7p (0.5%)

According to our latest data feed from the Competition and Markets Authority (CMA), selecting the right forecourt in Letchworth could save you up to 1.0p per litre. For an average 55-litre family car, that's a saving of over £0.55 on a single tank.

Market Competition: Moderate competition

Competition Level: High

Letchworth has 51 active fuel stations across 22 different brands, with a brand diversity index of 0.43 - indicating healthy market competition.

The price spread between cheapest and average stations is 9.9p, revealing significant price differences - shop around to save!

Today's Best Value

Cheapest E10 Petrol in Hitchin, Letchworth Garden City, Letchworth:
132.9p at Sainsbury's, Third Avenue

Cheapest B7 Diesel in Hitchin, Letchworth Garden City, Letchworth:
138.9p at Sainsbury's, Third Avenue

As expected, the supermarket chains are leading the price war in Letchworth, aggressively undercutting the major oil brands.

Fuel Type Availability

E10
Unleaded (E10)
Widely available
43 / 51 Stations (84.3%)
E5
Super Unleaded (E5)
Moderate availability
36 / 51 Stations (70.6%)
B7
Diesel (B7)
Widely available
42 / 51 Stations (82.4%)
SDV
Premium Diesel
Moderate availability
20 / 51 Stations (39.2%)

Top 5 cheapest petrol stations (E10)

Here is the verified list of the most affordable places to buy standard Unleaded petrol in Letchworth today.

PETROL LEADERBOARD Live Data
1
Sainsbury's
Third Avenue , SG6 2HX
132.9p
BEST PRICE
2
Harvest
ICKNIELD GARAGE, ICKNIELD WAY, LETCHWORTH GARDEN CITY, SG6 4AD, LETCHWORTH GARDEN CITY, England , SG6 4AD
132.9p
+0.0p
3
Esso
Norton Way North, Letchworth , SG6 1BS
133.9p
+1.0p
4
BP
MFG Jackmans, Baldock Road, Letchworth Garden City , SG6 2EJ
133.9p
+1.0p
5
Esso
LETCHWORTH GATE, LETCHWORTH GARDEN CITY, HERTFORDSHIRE, SG6 2AZ , SG6 2AZ
133.9p
+1.0p

Top 5 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 Letchworth area.

DIESEL LEADERBOARD Live Data
1
Sainsbury's
Third Avenue , SG6 2HX
138.9p
BEST PRICE
2
Esso
Norton Way North, Letchworth , SG6 1BS
139.9p
+1.0p
3
BP
MFG Jackmans, Baldock Road, Letchworth Garden City , SG6 2EJ
139.9p
+1.0p
4
Esso
LETCHWORTH GATE, LETCHWORTH GARDEN CITY, HERTFORDSHIRE, SG6 2AZ , SG6 2AZ
139.9p
+1.0p
5
Harvest
ICKNIELD GARAGE, ICKNIELD WAY, LETCHWORTH GARDEN CITY, SG6 4AD, LETCHWORTH GARDEN CITY, England , SG6 4AD
139.9p
+1.0p

How to save on fuel in Letchworth

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 Letchworth.

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

"Letchworth benefits from strong market competition with 22 brands operating across 51 stations. However, prices rank in the bottom 25% nationally, suggesting room for improvement, while with a 9.9p price gap between cheapest and average stations, careful selection could save £5.45 per tank."

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

Frequently Asked Questions

As of February 6, 2026, the cheapest station is Sainsbury's at 132.9p per litre.

There is currently a 1.0p difference between the cheapest and most expensive stations in Letchworth. For a standard family car, this equals a saving of £0.55 per tank.

Yes, currently supermarkets (Sainsbury's) are offering the lowest prices in the area.

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: 03:08, 06 Feb 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 Letchworth was last synchronized at 02:50 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) 0.7p
Was: 133.1p → Now: 133.8p
Diesel (B7) 1.5p
Was: 141.4p → Now: 142.9p

Visualise the Savings

View 10 local stations on our interactive map.

Open Live Map
Popular Brands in Letchworth
Sainsbury's Harvest Esso BP