Ready to learn more about Prosser?
Our town's history begins when the native Yakama People began to camp near a series of waterfalls in a bend in the river at the arid place that would become Prosser...
Explore life in historic Prosser through our stunning exhibits.
Prosser Historical Museum has multiple distinct exhibit spaces spanning across 200+ years. Our collection is made for visitors of all ages and interests. Our goal is more than simply collecting and preserving our history. Using our archive to enliven history exposes people to a rich past, sparking conversations that connect generations and educate the future of Prosser.