The Museum collection includes more than 420 objects spanning seven centuries.
Represented are drawings, prints and paintings from the various schools of 19th and 20th century France, including works by Eugène Boudin, Camille Pissarro, Constantin Guys, Eugène Delacroix, Julien Dupré and Henri Matisse. Also a collection of Japanese porcelain ranging from the 17th to early 20th century.
OUMA presents three major and several smaller exhibitions each year, featuring art work which is international, representational, figurative, and spiritual in nature.