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  • States Day Parade

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Monday, September 5th
Historic Downtown Prosser


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Prosser's thriving business economy is due in huge part to our local member businesses. Those who not only own a business in Prosser, but recognize the value of being a part of the Chamber of Commerce in our mission to continue to grow the businesses of our community, while supporting community events and making Prosser a better place to live, work, and play. 


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Chamber Membership

Prosser Chamber of Commerce is an organization with membership open to any business, individual or group sharing the common goal of making Prosser a better place to live, work and play

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Upcoming Events

Sat Aug 27 @ 9:00AM - 02:00PM
The Valley's Got Talent - Preliminary Round
Sat Aug 27 @ 9:00AM - 10:00AM
Yoga in Wine Country
Mon Sep 05 @12:00AM
Prosser States Day Celebration
Fri Sep 09 @ 7:30PM - 10:30PM
Valley Theater Company Presents The Complete Works of William Shakespeare

Get in Touch

Give us a call at
509.786.3177

Email us at
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