Forever Stamps 2025 Worth 2025. The cost of a forever stamp is set to increase in july 2025 as part of the us postal service's 'delivering for america' plan. Prices for all services will rise more than 7.5%.
The current value of forever stamps in 2025 is $0.68 per stamp. In raw numbers, only four countries in a recent study of 31 developed nations had cheaper stamps than the u.s.