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Petrol Prices in Watford

Average today: unleaded 155.8p · diesel 174.1p · UK average 161.4p / 182.6p

Checked 23 August 2026 · retailer-reported prices, changes filed within 30 minutes
Watford trend: Unleaded ▲ 0.4p · 7d · Diesel ▲ 0.8p · 7d
The cheapest unleaded in Watford today is 151.9p at Costco Wholesale, Hartspring Lane. Filling a 55-litre tank at the cheapest station instead of the priciest saves about £4.95.

Cheapest Unleaded First

CheapestSet 21 Aug · Checked today
Costco Wholesale Hartspring Lane, WD25 8JS
UNLEADED
151.9p
DIESEL
169.9p
Save up to £4.95 on a tank
Set 11 Aug · Checked today
Asda Odhams Industrial Estate, St Albans Road, WD24 7RT
UNLEADED
154.7p
DIESEL
172.7p
Save up to £3.41 on a tank
Set 20 Aug · Checked today
Tesco 239-241 Lower High St, WD17 2BD
UNLEADED
154.9p
DIESEL
172.9p
Save up to £3.30 on a tank
Set 10 Aug · Checked today
Sainsburys Dome Roundabout Cow Lane, WD25 9JS
UNLEADED
154.9p
DIESEL
172.9p
Costs £1.65 more to fill up
Set 12 Aug · Checked today
Shell St Albans Road, WD24 7RU
UNLEADED
155.9p
DIESEL
172.9p
Costs £2.20 more to fill up
Set 17 Aug · Checked today
Esso St Albans Road, WD24 4AE
UNLEADED
155.9p
DIESEL
173.9p
Costs £2.20 more to fill up
Set 21 Aug · Checked today
Esso Prestwick Rd, WD19 6EG
UNLEADED
156.9p
DIESEL
177.9p
Costs £2.75 more to fill up
Set 17 Aug · Checked today
BP Harvest Energy Wiggenhall Road, WD18 0FS
UNLEADED
160.9p
DIESEL
179.9p
Costs £4.95 more to fill up
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