300 Blk Ammo Price Guide: What to Pay in 2025
Published 2026-03-16 · GunDeal Alerts
· Price range: $71-$286
Price Distribution
Great Deal
Good Deal
Average
Above Average
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 deals tracked from r/gundeals, here’s what the market looks like for the 300 Blk Ammo chambered in 300 BLK:
300 Blk Ammo
Great <$71
Good $71-$178
Avg $178-$286
High $286+
Based on 13 deals tracked on r/gundeals
Price Breakdown
- Great deal: Under $71 — buy with confidence
- Good deal: $71–$178 — solid price, worth grabbing
- Average: $178–$286 — fair but nothing special
- Overpaying: Above $286 — wait for a better deal
Based on our 300 Blk Ammo price tracker — updated with every r/gundeals post.
Recent 300 Blk Ammo Deals from r/gundeals
- $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)
- $146 — [Ammo] PnR 300 Blackout Subsonic 220gr New Brass – 250 RDS - $146.98 + $15.99 flat rate ship (62 cpr from pnrammo.com (21 upvotes)
- $15 — [Ammo] Underwood 300 AAC Blackout Ammo 110 Grain Nosler Varmageddon Polymer Tip Box of 20 - $15.99 / from midwayusa.com (57 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 $71 is a strong buy. Don’t pay above $286 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.
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