2018 Prosser States Day Celebration

Join us for the 93rd annual States Day Parade and Celebration! 

Longest Parade in Central Washington!
Parade Entry Form

Prosser's 93rd annual States Day Celebration will be held Monday, September 3, 2018. Our oldest community event offers something for the whole family. 
The carnival will be in City Park Friday-Monday for everyone to enjoy. Monday morning join us for the Grand Parade at 10:00am. The Longest Parade in Central Washington the parade winds through the streets of historic downtown Prosser and features marching bands, floats, mounted entries, junior and senior organizations and much more. 

After the parade, head to City Park for concessions from community groups like the Rotary Club and Boy Scouts. Sit and play a game or two of bingo, take in the free stage show, and for the young at heart, the carnival provides the entertainment. 
From 11:00 am - 4:00 pm tour the Benton County Museum...where history comes to life.