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Louis Martin Custom Knives

Reviewed September 2026

Ohio Knife Laws

In Ohio, switchblades are legal and butterfly knives are legal. Since 2021, knives carried as tools are not "deadly weapons" unless used as one; carry is broadly legal. There is no notable statewide blade length limit.

Switchblades: Legal

Automatic knives were legalized in 2021.

Butterfly Knives: Legal

Butterfly knives are legal.

Concealed Carry

Since 2021, knives carried as tools are not "deadly weapons" unless used as one; carry is broadly legal.

Local Ordinances

Ohio has statewide preemption: cities and counties cannot pass stricter knife laws than the state. Knife preemption took effect in September 2022; one of the biggest recent liberalizations.

Not legal advice. Statuses reviewed September 2026 from state statutes and reputable trackers. Laws change; verify the current statute or consult a lawyer before buying or carrying. See the full 50-state comparison.

Ohio Knife Law FAQ

Are switchblades legal in Ohio?
Switchblades (automatic knives) are legal in Ohio. Automatic knives were legalized in 2021. Reviewed September 2026; this is general information, not legal advice.
Are butterfly knives legal in Ohio?
Butterfly knives (balisongs) are legal in Ohio. Butterfly knives are legal.
Is it legal to carry a knife in Ohio?
Generally yes, within limits: Since 2021, knives carried as tools are not "deadly weapons" unless used as one; carry is broadly legal. Carrying any knife with intent to use it unlawfully is a crime everywhere.
What size knife can you legally carry in Ohio?
Ohio has no notable statewide blade length limit, but restricted places (schools, courthouses) and local ordinances still apply. Knife preemption took effect in September 2022; one of the biggest recent liberalizations.

Hand-Forged Knives, Shipped to Ohio

Every Louis Martin blade is hand-forged and ships free anywhere in the US, including right here in Ohio. Start with our pocket knives and everyday carry pieces, browse the full collection, and keep our national knife law guide handy when you travel.