Hartley's Strawberry Jam — 300g
As of 8 Oct 2026, Hartley's Strawberry Jam 300g is cheapest at Sainsbury's at £1.70 (£5.67/1 kg) in United Kingdom.
Prices updated 8 Oct 2026
Lowest recorded price: £1.70 at Sainsbury's (8 Oct); highest: £1.70 — currently £1.70 at Sainsbury's. Tracked since Jul 2026.
Showing prices and history for this exact variant. Other brands and sizes appear on the broader product category page.
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Frequently asked questions
- Where is Hartley's Strawberry Jam 300g cheapest?
- Sainsbury's has the lowest price at £1.70 (£5.67/1 kg).
- What is the unit price of Hartley's Strawberry Jam 300g?
- Priced per 100g. Sainsbury's offers the best value at £0.57/100g.
- What is the lowest price ever for Hartley's Strawberry Jam 300g?
- The lowest price CartSorted has recorded for Hartley's Strawberry Jam 300g is £1.70 at Sainsbury's (8 Oct), since we began tracking in Jul 2026. The current cheapest price is £1.70 at Sainsbury's.