Gretna Middle School by shaner | Apr 22, 2023 | 0 comments Location Gretna Middle SchoolGretnaNebraska Next Event Grand Parade - Sat July 29, 2023 - 10:30 am - 12:30 pm Loading Map.... Gretna Middle SchoolGretna Middle School - GretnaEvents 41.133842 -96.251428 Upcoming Events Grand Parade - Sat July 29, 2023 - 10:30 am - 12:30 pm