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2026-27 SCHOOL ENTRY GUIDE

Montana
kindergarten cutoff.

THE SHORT ANSWER

In Montana, a child must turn 5 by September 10 to start kindergarten in fall 2026.

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In Montana, a child must turn 5 by September 10 to start kindergarten in fall 2026 (the 2026-27 school year). Child must turn 5 on or before September 10. Always confirm enrollment details with your school district.

Is my child old enough?

A birthday. A state. A clearer next step.

Birthday stays in your browser. No signup. Always confirm with your district.

BIRTHDAY CALENDAR

The September 10 starting line.

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Child must turn 5 on or before September 10.

Questions about Montana enrollment

What is the kindergarten cutoff in Montana for 2026-27?

Child must turn 5 on or before September 10.

My child turns 5 after September 10. When can they start?

Under the state rule, a child who turns 5 after September 10, 2026 would usually start kindergarten in fall 2027. Some districts have early-entry options, so ask your district.

CHECK THE RULE BEHIND THE ANSWER

Sources

Last verified

Rules can change. Confirm your child’s enrollment with your district and the linked official source.

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