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Baseball General Information

STAFF CONTACT: Kris Welch, Assistant Executive Director, 503.682.6722 x230, krisw@osaa.org

Resources

» NFHS Rules Information
» Health and Safety Information
» NFHS Field Diagram

OSAA Official Baseball

Wilson A1010 Pro

Important Season Dates - 2025

(3A-1A)Pitchers/Catchers Rule of 8
February 17
First Practice Date
March 3
First Contest/Jamboree Date
March 17
Cutoff - Contest vs. Teams More than One Classification Away
April 9

Cutoff - Contests Added
After a Certain Date
April 16

4A Rankings Freeze Date
May 19
6A, 3A, 2A/1A Rankings Freeze Date
May 22
6A, 3A, 2A/1A Cutoff Date
May 22
5A, Rankings Freeze Date
May 24
5A, 4A Cutoff Date
May 24
6A, 3A, 2A/1A First Round
May 26
5A, 4A First Round
May 27
6A, 3A, 2A/1A Second Round
May 28
All Quarterfinals
May 30
All Semifinals
June 3
All Championships
June 7

Line-Up Cards - Updated October 2019

» Baseball Line-up Cards - Online Only