300 BLK Ammo Price Guide: What to Pay in 2026
Built from GunDealAlerts’ own price record — 12,504 tracked prices across 1,919 products from 891 retailers since 2024.
Price Distribution
Looking for the best price on a 300 BLK Ammo? We track every deal posted to r/gundeals so you know exactly what a good price looks like — and when to buy.
What Should You Pay for a 300 BLK Ammo?
Based on 13 new (per round) deals tracked from r/gundeals, here’s what the market looks like for the 300 BLK Ammo chambered in 300 BLK:
These numbers describe new (per round) 300 BLK Ammo deals (cost per round). Prices for other conditions are tracked separately and are not averaged in.
Price Breakdown
- Great deal: At or below $0.47/rd — buy with confidence
- Good deal: $0.47/rd–$0.65/rd — solid price, worth grabbing
- Average: $0.65/rd–$0.70/rd — fair but nothing special
- Overpaying: Above $0.70/rd — wait for a better deal
Based on our 300 BLK Ammo price tracker — updated with every r/gundeals post.
Recent 300 BLK Ammo New (Per Round) Deals from r/gundeals
- $709 — [AMMO] 24hr Deal Wincehster 300 Blackout 200gr FMJ Subsonic 125/box $709.99/1000 70.9 CPR Free S/H | from aeammo.com (0 upvotes)
- $555 — [AMMO] Frontier Cartridge Subsonic 300 AAC Blackout 208gr FMJ 800rds - $555.95 (66.5 CPR) - Free S/H from wildhorseammunition.com (38 upvotes)
- $14 — [AMMO] Winchester 300 Blackout Super Suppressed 200gr Subsonic Open Tip 20/Box 698.99/1000 69.8 CPR from aeammo.com (28 upvotes)
- $689 — [AMMO] Winchester 300 Blackout Subsonic Super Suppressed 200gr OTR 1060 FPS 20/Box $689.99/1000 68.9 from aeammo.com (62 upvotes)
- $474 — [AMMO] Veteran Ammo 300 Blackout 150gr FMJ 1900 FPS 50/Box $474.99/1000 47.5 CPR Free S/H | 5.56 Fro from aeammo.com (17 upvotes)
View all 300 BLK Ammo deals and full price history →
How to Get the Best 300 BLK Ammo Price
- Set up an alert. Add “300 BLK Ammo” as a keyword in your alert preferences and we’ll email you the moment a deal posts.
- Know your target price. Anything under $0.47/rd is a strong buy. Don’t pay above $0.70/rd unless you need it today.
- Check the price history. Our 300 BLK Ammo product page shows every deal we’ve tracked with price trends over time.
Frequently Asked Questions
What is a good price for a 300 BLK Ammo?
For a new (per round) 300 BLK Ammo, anything at or below $0.47/round is a great deal — that is the cheapest 10% of tracked deals, and it sells out quickly on r/gundeals. $0.47/round–$0.65/round is a solid deal worth grabbing. Above $0.70/round, you are paying more than three quarters of tracked deals and should wait for a real drop.
How much does a 300 BLK Ammo usually cost?
Across 13 tracked r/gundeals deals, a new (per round) 300 BLK Ammo averages around $0.67/round, with verified deals ranging from below $0.47/round on the low end to above $0.70/round on the high end. Retail (non-deal) pricing typically sits at or above $0.70/round. Deals in other conditions are priced separately and are not averaged into this figure.
Should I buy a 300 BLK Ammo now or wait?
Check the current price of the new (per round) 300 BLK Ammo against $0.47/round (great), $0.65/round (good), $0.67/round (average). If the price you are seeing is below $0.65/round, buy — these prices do not stay around. Otherwise set a free price alert and let the deal come to you.
Where can I see live 300 BLK Ammo deals?
Live deals for the 300 BLK Ammo from r/gundeals are tracked on our product page, sorted by price and recency, with each deal including dealer reputation and time-to-sellout data.
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