The Almond Formation is a geological formation of Late Cretaceous (Late Campanian-Early Maastrichtian[1]) age in Wyoming.

It was deposited in marsh, deltaic, lagoonal, estuarine, and shallow marine environments along the western shore of the Western Interior Seaway.

It consists primarily of fine- to medium-grained sandstone, siltstone, shale, and coal.

[2] Fossils from the Almond Formation include remains of dinosaurs[3] and plants.

Non-dinosaur vertebrates found in the Almond Formation include crocodyliforms (indet.