A petrol strimmer and a rotavator were among the items stolen when thieves broke into a garage on Brothertoft Road in Boston.
A red Honda generator was also taken in the theft, which was discovered by the householder when he went to the garage at just after 5pm on Saturday afternoon.
The padlock had been broken in order to gain entry to the garage, which is near the Zion Methodist Church.
It is not known when the theft took place, but police are appealing for anyone who saw any suspicious activity in the days leading to Saturday to contact them.
Witnesses should contact officers on 101, quoting incident number 313 of March 16.