1866 -Union Pacific Railroad Depot
Salings Grove was created as a depot for the Union Pacific Railroad along its tracks. Having a depot helped ensure having a successful city.
1883 - Incorporation
The city of Papillion was incoporated in 1883.
2012 -Historical Marker
A historical marker for the railroad was erected as the result off a Leadership Sarpy project at Sump Library. It is shown above near where the first track was laid.