Newmarket Baseball Association : Powered by GOALLINE

The Newmarket Baseball Association is pleased to announce that registration is officially open for t...he 2025 House League Season. We are looking forward to welcoming back our community of Players, Families and Coaches for a full season of baseball this summer! Registration is open to all players 4-18 years old ...

Indoor Training is Back!

Winter and Spring Indoor Training Sessions are now available to all House League Players

Become an Umpire with Newmarket Baseball! Ages 12 and up!

If you are interested in becoming an umpire for Newmarket Baseball Association please be sure to rea...d all the information in the links below

New for 2025 - Player Evaluation Days for 7U, 9U, 11U and 13U!

New for the 2025 season Newmarket Baseball will hold mandatory house league evaluation days for 7U, ...9U, 11U and 13U players.

Parents, Players & Managers

You don't need to be at a desk to get stats, scores or check the schedule, check out our mobile apps.

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Contact Us

P.O. Box 3 (Office in Magna Centre)
Newmarket, Ontario
L3Y 4W3
905-715-7566

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