Jewish cemetery in Ilza was established in 1837. In the same year first Jews settled in town. In 1921 Jews made 33.9% of town’s population. The cemetery was destroyed during Word War II. The last burial took place in 1942. There are some fragments of broken matzevot left. The cemetery is 1.4 ha.

On May 21st 2006 there were a celebration of reopening the cemetery which was cleaned up and fenced thanks to the Foundation, Polish Jewish Cemetery Restoration Project (PJCRP) and Drildzer Congregation and Society.