The value of a 1945 one cent coin depends on its condition and rarity. In general, a 1945 one cent coin in good condition is worth around $0.05 to $0.10. However, rare 1945 one cent coins, such as those with errors or special mint marks, can be worth significantly more. For example, a 1945 one cent coin with a doubled die error can be worth up to $1,000.