Montana Firearms Guide — 2026

Montana Gun Laws
& Values — 2026

Complete Montana gun laws, private sale values, and the safest way to buy, sell, and transfer firearms in Montana in 2026.

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Montana Firearms Laws — 2026

Montana Gun Laws at a Glance

Understanding Montana’s firearms laws is essential before buying, selling, or transferring any firearm. This guide covers Montana’s key regulations as of 2026. For specific legal advice, consult a licensed Montana attorney — laws change and this guide is informational only.

Legal Disclaimer

This page is for general informational purposes only and does not constitute legal advice. Gun laws change frequently. Verify current {state} law with official state sources or a licensed attorney before making any decisions.

Key Facts

Montana Gun Law Quick Reference — 2026

CATEGORY	STATUS IN MONTANA	NOTES
Concealed Carry Permit	Constitutional carry
Private Sale Background Check	Not required for private sales	FFL dealer requirement
Waiting Period	None	After purchase
Castle Doctrine	Yes — Castle Doctrine	Home defense
Open Carry	Yes — constitutional carry	Handguns
CC Reciprocity	Broad reciprocity	Other states honored
Firearm Registration	Not required	State requirement
Red Flag Law	Check current law	Laws change frequently

Important: Montana passed constitutional carry applying statewide (including cities) in 2021. Montana has no assault weapon restrictions, no magazine limits, and strongly preempts local gun ordinances. NFA items allowed with federal compliance.

Private Sales in Montana

How to Sell a Gun Privately in Montana

Regardless of Montana’s specific requirements, the safest private gun sale process protects both buyer and seller legally and financially:

Step 1: Get Your ValueUse gunprice.com/ for a free AI valuation — know what your gun is worth in Montana’s private market before you list.

Step 2: Verify Your Serial NumberRun your serial number at GunClear.com ($10) — FBI database check confirms your firearm isn’t stolen. Certificate protects you legally.

Step 3: List on Verified MarketplaceGunShare.com connects you with verified buyers in Montana and nationwide. Free to list. Every buyer is verified.

Step 4: Legal TransferGunTransfer.com provides background check, bill of sale, and permanent digital records for $50 flat — compliant in all 50 states including Montana.

Step 5: Document Your CollectionLog every firearm at GunVault.co — serial numbers, photos, valuations, and succession planning. Free to start.

What Montana Gun Owners Are Selling

Most Popular Firearms in Montana — 2026 Values

These are the most commonly bought and sold firearms in Montana’s private market. Click any model for a specific AI-powered valuation.

FIREARM	TYPE	2026 PRIVATE SALE VALUE	VALUE GUIDE
Glock G19 Gen 5	9mm Pistol	$390–$490	Value guide
Ruger 10/22	.22 LR Rifle	$200–$280	Value guide
S&W M&P Shield Plus	9mm Pistol	$300–$400	Value guide
Mossberg 500 Field	12ga Shotgun	$200–$290	Value guide
AR-15 (mid tier)	5.56 Rifle	$450–$900	Value guide
Ruger GP100	.357 Revolver	$560–$720	Value guide

FAQs

Montana Gun Law FAQs

Do I need a background check to sell a gun privately in Montana?

Not required for private sales in Montana. GunTransfer.com provides background checks and bill of sale for $50 regardless of state requirements — protecting both parties legally.

Can I sell my gun without a dealer in Montana?

Private party transfers between unlicensed individuals are permitted in Montana subject to applicable state law. Use GunTransfer.com for documented legal transfers.

How do I find out what my gun is worth in Montana?

gunprice.com/ provides free AI-powered private sale valuations based on current market data. Values reflect the actual Montana and national private sale market — not dealer trade-in estimates.

Is Montana a good state for gun owners?

Yes — Montana consistently ranks among the most gun-friendly states. Constitutional carry statewide, no registration, no background checks for private sales, and strong preemption of local ordinances.

The Complete System