GunPartPicker

.300 Win Mag Ammo Prices

From $1.30/rd shipped · 144 listings confirmed in stock today · October 2026

180 gr (174)165 gr (71)150 gr (52)190 gr (32)SP (38)SST (12)AccuBond (11)BTHP (10)
Hornady Superformance, .300 Win. Mag., CX, 165 Grain, 20 Rounds

HORNADY

Hornady Superformance, .300 Win. Mag., CX, 165 Grain, 20 Rounds

Shipping: Free Shipping
Grain Weight: 165
Round Count: 20
Bullet Type: CX
Use Case: Hunting
$54
$2.70/rd
Currently Available
Hornady Match Ammunition, .300 Winchester Magnum, 178 Grain, ELD Match, 20 Rounds

HORNADY

Hornady Match Ammunition, .300 Winchester Magnum, 178 Grain, ELD Match, 20 Rounds

Shipping: Free Shipping
Grain Weight: 178
Round Count: 20
Bullet Type: ELD Match
Use Case: Match
$54
$2.70/rd
Currently Available
Weatherby B300180TTSX Barnes 300 Weatherby Magnum 180 GR Barnes Tipped TSX - 20rd Box

Weatherby

Weatherby B300180TTSX Barnes 300 Weatherby Magnum 180 GR Barnes Tipped TSX - 20rd Box

Shipping: Free Shipping
Grain Weight: 180
Round Count: 20
Bullet Type: Barnes Tipped TSX
Use Case: Hunting
$105
$5.25/rd
Currently Available
Hornady, American Whitetail, .300 Winchester Magnum, InterLock SP, 150 Grain, 20 Rounds

HORNADY

Hornady, American Whitetail, .300 Winchester Magnum, InterLock SP, 150 Grain, 20 Rounds

Shipping: Under $10 Shipping
Grain Weight: 150
Round Count: 20
Bullet Type: InterLock SP
Use Case: Hunting
$36
$2.05/rd
Currently Available
Federal P300WTA1 Premium 300 Win Mag 200 gr Terminal Ascent - 20rd Box

Federal

Federal P300WTA1 Premium 300 Win Mag 200 gr Terminal Ascent - 20rd Box

Shipping: Shipping Varies
Grain Weight: 200
Round Count: 20
Bullet Type: Terminal Ascent
Use Case: Hunting
$61
$3.05/rd
Currently Available
Norma ECOSTRIKE .338 Win Mag 200 Grain Lead-Free Polymer Tip Nickel-Coated Copper Boat Tail 20 Rounds Brass Case

Norma

Norma ECOSTRIKE .338 Win Mag 200 Grain Lead-Free Polymer Tip Nickel-Coated Copper Boat Tail 20 Rounds Brass Case

Shipping: Free Shipping
Grain Weight: 200
Round Count: 20
Bullet Type: Polymer Tip
Use Case: Hunting
$101
$5.05/rd
Currently Available
Trophy Copper, 300 Win Mag, 165 Grain, Trophy Copper, 3050 fps

Federal Premium

Trophy Copper, 300 Win Mag, 165 Grain, Trophy Copper, 3050 fps

Shipping: Under $10 Shipping
Grain Weight: 165
Use Case: Hunting
$59
Currently Available
Premier Long Range 300 Win Mag 190gr Impact Poly Tip 20/Box

REMINGTON

Premier Long Range 300 Win Mag 190gr Impact Poly Tip 20/Box

Shipping: Under $10 Shipping
Grain Weight: 190
Round Count: 20
Bullet Type: Impact Poly Tip
Use Case: Hunting
$73
$4.15/rd
Currently Available
Federal GM300WM Premium 300 Win Mag Sierra MatchKing Bthp 190 GR - 20rd Box

Federal

Federal GM300WM Premium 300 Win Mag Sierra MatchKing Bthp 190 GR - 20rd Box

Shipping: Under $10 Shipping
Grain Weight: 190
Round Count: 20
Bullet Type: BTHP
Use Case: Match
$67
$3.85/rd
Currently Available
Federal F300WFS3 Fusion 300 Winchester Magnum Fusion 180 GR - 20rd Box

Federal

Federal F300WFS3 Fusion 300 Winchester Magnum Fusion 180 GR - 20rd Box

Shipping: Under $10 Shipping
Grain Weight: 180
Round Count: 20
Bullet Type: Fusion
Use Case: Hunting
$55
$3.24/rd
Currently Available
Premier Scirocco, 300 Win Mag, 180 Grain, Swift Scirocco Bonded, 2960 fps

Remington

Premier Scirocco, 300 Win Mag, 180 Grain, Swift Scirocco Bonded, 2960 fps

Shipping: Under $10 Shipping
Grain Weight: 180
Bullet Type: Bonded
Use Case: Target & Range
$65
Currently Available
Trophy Copper, 300 Win Mag, 180 Grain, Trophy Copper, 2960 fps

Federal Premium

Trophy Copper, 300 Win Mag, 180 Grain, Trophy Copper, 2960 fps

Shipping: Under $10 Shipping
Grain Weight: 180
Use Case: Hunting
$62
Currently Available
Federal P300WTT1 Vital-Shok 300 Win Mag Trophy Bonded Tip 180 GR - 20rd Box

Federal

Federal P300WTT1 Vital-Shok 300 Win Mag Trophy Bonded Tip 180 GR - 20rd Box

Shipping: Under $10 Shipping
Grain Weight: 180
Round Count: 20
Bullet Type: Trophy Bonded Tip
Use Case: Hunting
$60
$3.49/rd
Currently Available
Core-Lokt 338 Win Mag 250gr Pointed Soft Point 20/Box

REMINGTON

Core-Lokt 338 Win Mag 250gr Pointed Soft Point 20/Box

Shipping: Under $10 Shipping
Grain Weight: 250
Round Count: 20
Bullet Type: PSP
Use Case: Hunting
$72
$4.10/rd
Currently Available
Federal 300WGS Power-Shok 300 Win Mag Speer Hot-Cor SP 150 GR - 20rd Box

Federal

Federal 300WGS Power-Shok 300 Win Mag Speer Hot-Cor SP 150 GR - 20rd Box

Shipping: Under $10 Shipping
Grain Weight: 150
Round Count: 20
Bullet Type: SP
Use Case: Hunting
$46
$2.79/rd
Currently Available
Trophy Bonded Tip, 300 Win Mag, 165 Grain, Trophy Bonded Tip, 3050 fps

Federal Premium

Trophy Bonded Tip, 300 Win Mag, 165 Grain, Trophy Bonded Tip, 3050 fps

Shipping: Under $10 Shipping
Grain Weight: 165
Bullet Type: Bonded
Use Case: Hunting
$59
Currently Available
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.300 Win Mag ammo: prices, trends and what people build

Cheapest .300 Win Mag confirmed in stock today

  1. 1Aguilla 180 gr Interlock BTSP 300 Winchester Magnum Ammunition - 20 Rounds$1.30/rd
  2. 2Hornady, American Whitetail, .300 Winchester Magnum, InterLock SP, 150 Grain, 20 Rounds$1.50/rd
  3. 3Hornady American Whitetail, .300 Winchester Magnum, InterLock SP, 180 Grain, 20 Rounds$1.50/rd
  4. 4Remington Ammo R300W1 Core-Lokt 300 Win Mag Pointed Soft Point 150 GR - 20rd Box$1.61/rd
  5. 5Norma Ammunition (RUAG) 20177412 Whitetail 300 Win Mag 150 gr Pointed Soft Point (PSP) - 20rd Box$1.61/rd

Stock and prices re-checked against today's merchant data; cost per round includes each merchant's estimated shipping.

.300 Win Mag cost per round, last 87 daysMedian $2.76 · +1% since Jul 22
$1.14$3.36$5.59Jul 22Sep 5Oct 18HighMedianLow
Median of in-stock listings Low (5th percentile) High (95th percentile)
.300 Win Mag ammo prices, explained
How much does .300 Win Mag ammo cost right now?
The cheapest in-stock .300 Win Mag we track is $1.30/rd shipped (Aguilla 180 gr Interlock BTSP 300 Winchester Magnum Ammunition - 20 Rounds). 144 listings were confirmed in stock by their merchant today.
Is .300 Win Mag ammo getting cheaper or more expensive?
Over the last 87 days the median in-stock price has held flat, from $2.72 to $2.76 per round. The chart above tracks it daily.
Does the per-round price include shipping?
Yes. Cost per round here is landed: the merchant's price plus its estimated shipping, divided by the rounds in the box. A cheap sticker price with $15 shipping usually loses to free shipping on a bigger case.

Related: 5.56 NATO · .223 Rem · .308 Win · .300 Blackout · 6.5 Creedmoor · 7.62x39mm · .30-06 Springfield · .270 Win