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American Legion Baseball

Summer program for high-school-aged players (Junior & Senior), organized through American Legion posts in every state.

Non-wood batsBBCOR required

Wood batsAllowed (size limits)

USA / USSSA youthNot the Legion standard

State add-onsConfirm with state director

What parents need to know

Non-wood bats must show a permanent BBCOR certification mark on the barrel (max 36″ length, 2⅝″ diameter).
Wood bats are allowed under Legion size rules (see current Junior/Senior rule books).
Altered or unmarked non-wood bats are removed; player and manager can be ejected.
Some states publish local clarifications (e.g. embossed BBCOR only, no stickers) — check your state Legion baseball page.

Parent disclaimer: We summarize national Legion bat language. Always confirm with your Post coach or state director before tournament week.

Maximum barrel diameter (inches) commonly published for this program. Length and drop limits are separate — check the notes.

Age / division	Max barrel	Notes
Junior & Senior Legion (non-wood)	2⅝″ max	BBCOR permanent mark; length ≤ 36″
Wood	Confirm state	State Legion pages may clarify wood diameter

American Legion Baseball: BBCOR for non-wood with max 2⅝″ diameter (widely published).

Reference: American Legion Baseball equipment rules

Rules change. Always confirm with your league or event director before game day.

Page reviewed: October 23, 2026