Seedless cucumbers will cost around $0.75 to $1.25 each while a Kirby can be $0.50 to $0.75 per pound. Organic cucumbers are going to cost the most, usually around $1.50 to $2 per pound. However, most cucumbers found in the grocery store should cost less than $0.30 to $0.75 each. According to KayCircle.com, cucumber costs are going to be anywhere from as little as $0.30 to as much as $1 per cucumber.