1st Class Stamp Price 2024 Price. The price of a first class stamp has risen to £1.25 from £1.10, the third increase in the space of 18 months. The 1st class standard letter stamp is increasing from £1.35 to £1.65, a 30p (22.2%) increase.
The cost of a first class stamp will rise to £1.65 just six months after another price hike. The cost of a first class stamp is £1.25 after the rise on october 2, 2023.