Live prices
Cheapest super diesel in Watford
3 stations reporting super diesel, ranked cheapest first.
The cheapest reported super diesel in Watford is £9.31 a gallon (204.9p per litre) at Shell, ST Albans Road, Watford, Hertfordshire (WD24 7RU). The average across 3 forecourts currently reporting this grade is £9.48 a gallon (208.6p per litre), so choosing the cheapest rather than an average-priced forecourt saves about £1.85 on a 50-litre fill. That local average is 6.6p per litre below the UK average of 215.2p.
The average is unchanged since yesterday. The average has risen 2.7p per litre since last week.
Prices last refreshed at 1:32pm on 20 September 2026, supplied through the official UK Government fuel price open data scheme and checked every 30 minutes.
| Station | Unleaded | Diesel | Premium | Super diesel | Updated |
|---|---|---|---|---|---|
 Shell Little Waitrose Sceptre (WD24 7RU)ST Albans Road, Watford, Hertfordshire | £7.50164.9p | £8.36183.9p | £8.41184.9p | £9.31204.9p | 46 mins ago |
 South Oxhey Esso Express (WD19 6EG)Prestwick RD, Watford | £7.63167.9p | £8.81193.9p | £8.31182.9p | £9.45207.9p | 46 mins ago |
| Rontec Watford (WD24 4AE)24hST Albans Road, Watford, Hertfordshire | £7.72169.9p | £8.81193.9p | £8.59188.9p | £9.68212.9p | 46 mins ago |
Prices are supplied through the official UK Government fuel price open data scheme (Open Government Licence v3.0) and checked every 30 minutes. Only stations reporting super diesel appear here.
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Questions about super diesel in Watford
- Where is the cheapest super diesel in Watford?
- The cheapest reported super diesel in Watford is 204.9p per litre at Shell, ST Albans Road, Watford, Hertfordshire (WD24 7RU). The average across 3 forecourts reporting this grade is 208.6p per litre. Prices were last refreshed at 1:32pm on 20 September 2026 from official UK Government fuel price data.
- How many stations in Watford sell super diesel?
- 3 forecourts in Watford currently report a price for super diesel through the official UK fuel price open data scheme. Stations that do not sell or report this grade are not counted.