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357 Magnum Ammo

Palmetto State Armory has a premium selection of .357 Magnum ammunition. We have FMJ ammunition for training, specialty ammunition for concealed carry and defensive application, and much more. Shop our selection of .357 Magnum ammunition from brands like Federal, Hornady, Speer, Winchester and more.
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  1. Federal Premium .357 Magnum 180 gr Solid Core Synthetic 20 Rounds

    Federal Premium .357 Magnum 180 gr Solid Core Synthetic 20 Rounds - P357SHC1

    Regular Price $39.99 Special Price $35.99 $1.80
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  2. Federal Train and Protect .357 Magnum 125 gr JHP 50 Rounds Ammunition

    Federal Train and Protect .357 Magnum 125 gr JHP 50 Rounds Ammunition - TP357VHP1

    Rating:
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    Regular Price $45.99 Special Price $40.99 $0.82
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  3. HSM Ammunition Pro Pistol 158 gr JSP .357 Mag Ammo, 50/pack - HSM-357-22-N

    HSM Ammunition Pro Pistol 158 gr JSP .357 Mag Ammo, 50/pack - HSM-357-22-N

    Regular Price $53.99 Special Price $49.09 $0.98
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  4. HSM Ammunition Pro Pistol 158 gr JHC .357 Mag Ammo, 50/pack - HSM-357-23-N

    HSM Ammunition Pro Pistol 158 gr JHC .357 Mag Ammo, 50/pack - HSM-357-23-N

    Regular Price $54.99 Special Price $49.99 $1.00
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  5. Hornady Handgun Hunter 130 gr MF .357 Mag Ammo, 25/box - 9052

    Hornady Handgun Hunter 130 gr MF .357 Mag Ammo, 25/box - 9052

    Regular Price $42.99 Special Price $38.99 $1.56
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  6. Federal HammerDown 170 gr BHP .357 Mag Ammo, 20/pack - LG3571

    Federal HammerDown 170 gr BHP .357 Mag Ammo, 20/pack - LG3571

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    Regular Price $30.99 Special Price $27.99 $1.40
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  7. Prvi Partizan Handgun 158 gr FPJ .357 Mag Ammo, 50/box - PPH357MF

    Prvi Partizan Handgun 158 gr FPJ .357 Mag Ammo, 50/box - PPH357MF

    Rating:
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    Regular Price $31.99 Special Price $28.99 $0.58
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  8. Remington HTP 180 gr Semi-Jacketed Hollow Point .357 Mag Ammo, 20/box - RTP357M10A

    Remington HTP 180 gr Semi-Jacketed Hollow Point .357 Mag Ammo, 20/box - RTP357M10A

    Regular Price $30.99 Special Price $27.99 $1.40
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  9. Remington HTP 110 gr Semi-Jacketed Hollow Point .357 Mag Ammo, 20/box - RTP357M7A

    Remington HTP 110 gr Semi-Jacketed Hollow Point .357 Mag Ammo, 20/box - RTP357M7A

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    Regular Price $32.99 Special Price $29.99 $1.50
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  10. Remington HTP 158 gr Semi-Jacketed Hollow Point .357 Mag Ammo, 20/box - RTP357M2A

    Remington HTP 158 gr Semi-Jacketed Hollow Point .357 Mag Ammo, 20/box - RTP357M2A

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    Regular Price $30.99 Special Price $27.99 $1.40
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  11. Remington HTP 125 gr Semi-Jacketed Hollow Point .357 Mag Ammo, 20/box - RTP357M1A

    Remington HTP 125 gr Semi-Jacketed Hollow Point .357 Mag Ammo, 20/box - RTP357M1A

    Rating:
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    Regular Price $32.99 Special Price $29.99 $1.50
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  12. Remington UMC 125 gr Semi-Jacketed Hollow Point .357 Mag Ammo, 100/box - L357M1B

    Remington UMC 125 gr Semi-Jacketed Hollow Point .357 Mag Ammo, 100/box - L357M1B

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    Regular Price $94.99 Special Price $85.99 $0.86
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  13. DoubleTap Ammunition DT Hunter 200 gr Wide Flat Nose Gas Check Hard Cast Solid .357 Mag Ammo, 20/box - 357M200HC

    DoubleTap Ammunition DT Hunter 200 gr Wide Flat Nose Gas Check Hard Cast Solid .357 Mag Ammo, 20/box - 357M200HC

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    Regular Price $26.99 Special Price $23.89 $1.19
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  14. DoubleTap Ammunition DT Hunter 180 gr Wide Flat Nose Gas Check Hard Cast Solid .357 Mag Ammo, 20/box - 357M180HC

    DoubleTap Ammunition DT Hunter 180 gr Wide Flat Nose Gas Check Hard Cast Solid .357 Mag Ammo, 20/box - 357M180HC

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    Regular Price $26.99 Special Price $23.99 $1.20
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  15. Speer Gold Dot 158 gr Hollow Point .357 Mag Ammo, 20/box - 23960GD

    Speer Gold Dot 158 gr Hollow Point .357 Mag Ammo, 20/box - 23960GD

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    Regular Price $38.99 Special Price $34.99 $1.75
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  16. Remington HTP 158 gr Soft Point .357 Mag Ammo, 20/box - RTP357M3A

    Remington HTP 158 gr Soft Point .357 Mag Ammo, 20/box - RTP357M3A

    Regular Price $32.99 Special Price $29.99 $1.50
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  17. Remington Performance WheelGun 158 gr Lead Semi Wad Cutter .357 Mag Ammo, 50/box - RPW357M5

    Remington Performance WheelGun 158 gr Lead Semi Wad Cutter .357 Mag Ammo, 50/box - RPW357M5

    Regular Price $50.99 Special Price $45.99 $0.92
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  18. Magtech Cowboy Action 158 gr Lead Flat Nose .357 Mag Ammo, 50/box - AB357L

    Magtech Cowboy Action 158 gr Lead Flat Nose .357 Mag Ammo, 50/box - AB357L

    Regular Price $39.99 Special Price $35.99 $0.72
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  19. Sellier & Bellot 158 gr Semi-Jacketed Soft Point .357 Mag Ammo, 50/box - SB357B

    Sellier & Bellot 158 gr Semi-Jacketed Soft Point .357 Mag Ammo, 50/box - SB357B

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    Regular Price $34.99 Special Price $30.99 $0.62
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  20. Sellier & Bellot 158 gr Semi-Jacketed Hollow Point .357 Mag Ammo, 50/box - SB357C

    Sellier & Bellot 158 gr Semi-Jacketed Hollow Point .357 Mag Ammo, 50/box - SB357C

    Rating:
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    Regular Price $36.99 Special Price $32.99 $0.66
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  21. Fiocchi Shooting Dynamics 148 gr Jacketed Hollow Point .357 Mag Ammo, 50/box - 357E

    Fiocchi Shooting Dynamics 148 gr Jacketed Hollow Point .357 Mag Ammo, 50/box - 357E

    Rating:
    80%
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    Regular Price $36.99 Special Price $32.99 $0.66
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  22. HSM Ammunition Cowboy Action 158 gr Hard Lead Semi Wad Cutter .357 Mag Ammo, 50/box - HSM-357-1-N

    HSM Ammunition Cowboy Action 158 gr Hard Lead Semi Wad Cutter .357 Mag Ammo, 50/box - HSM-357-1-N

    Regular Price $39.99 Special Price $35.99 $0.72
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  23. Barnes Bullets VOR-TX 140 gr Barnes XPB .357 Mag Ammo, 20/box - 21543

    Barnes Bullets VOR-TX 140 gr Barnes XPB .357 Mag Ammo, 20/box - 21543

    Regular Price $32.99 Special Price $29.99 $1.50
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  24. Barnes Bullets TAC-XPD 125 gr Barnes TAC-XP .357 Mag Ammo, 20/box - 21550

    Barnes Bullets TAC-XPD 125 gr Barnes TAC-XP .357 Mag Ammo, 20/box - 21550

    Regular Price $31.99 Special Price $28.99 $1.45
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Learn More about .357 Magnum Ammo

The History of the .357 Magnum

The .357 Magnum cartridge was introduced in 1935 by Smith & Wesson in collaboration with Winchester. It was designed to improve upon the .38 Special by offering greater power, velocity, and versatility. Law enforcement agencies and civilian shooters quickly adopted the round due to its effectiveness in self-defense and its ability to penetrate barriers more effectively than lower-powered handgun cartridges.

The .357 Magnum gained prominence as a law enforcement cartridge throughout the mid-20th century. It was widely used in revolvers such as the Smith & Wesson Model 27 and Model 19. Its stopping power and penetration capabilities made it ideal for police officers who needed a reliable, effective sidearm. Over time, the cartridge also found favor among hunters and sport shooters due to its accuracy and versatility.

Today, the .357 Magnum remains popular for self-defense, hunting, and competition shooting. Modern revolvers and lever-action rifles chambered in .357 Magnum provide shooters with a powerful and adaptable cartridge.

Is the .357 More Powerful Than the 9mm?

Yes, the .357 Magnum is more powerful than the 9mm in terms of velocity, energy, and terminal ballistics. The key differences include:

Velocity: A standard .357 Magnum round can reach velocities between 1,200 and 1,500 feet per second (fps), while a typical 9mm round travels between 1,000 and 1,300 fps.

Energy: The .357 Magnum generates higher muzzle energy, often exceeding 500 foot-pounds (ft-lbs), compared to the 9mm, which typically produces 300 to 400 ft-lbs.

Penetration: The .357 Magnum is known for its deep penetration capabilities, making it more effective against barriers and larger game animals.

While the 9mm is more commonly used for concealed carry due to its lower recoil and higher magazine capacity, the .357 Magnum offers superior stopping power and penetration, making it a preferred choice for those prioritizing raw performance.

.357 Accuracy

The .357 Magnum is regarded as one of the most accurate revolver cartridges. Its flat trajectory and high velocity contribute to its precision, especially at medium distances.Key factors that impact accuracy include:

Firearm Type: A longer barrel generally improves accuracy. Revolvers with barrel lengths of 4 to 6 inches tend to offer better precision than shorter-barreled variants.

Shooter Skill: Proper grip, stance, and trigger control are essential for maximizing the accuracy of the .357 Magnum.

Ammunition Selection: Match-grade ammunition and carefully hand-loaded rounds can improve consistency and accuracy.

The .357 Magnum is a well-balanced cartridge that offers consistent performance for hunting and target shooting. In the hands of a skilled shooter, it can deliver tight groupings at extended handgun ranges.

Ballistics

The .357 Magnum is known for its impressive ballistic performance. Compared to other standard handgun rounds, it offers a combination of speed, energy, and penetration, making it highly effective for various applications.

Muzzle Velocity: The .357 Magnum can achieve velocities between 1,200 and 1,500 fps depending on the bullet weight and powder charge. Lighter projectiles move faster, while heavier bullets provide more impact energy.

Energy Transfer: With energy levels exceeding 500 ft-lbs, the .357 Magnum delivers significant stopping power, making it effective for self-defense and hunting.

Trajectory: The .357 Magnum has a flatter trajectory than many other handgun cartridges, improving its effectiveness at longer distances. When fired from a rifle-length barrel, it can maintain velocity and energy over extended ranges.

Penetration: Due to its high velocity and bullet design, the .357 Magnum offers deep penetration, making it suitable for hunting medium-sized game and defensive situations where overcoming obstacles is necessary.

Affordability Versus Other Centerfire Rifle Cartridges

When comparing the .357 Magnum to centerfire rifle cartridges, it offers a unique balance of affordability and performance.

Cost Per Round: .357 Magnum ammunition is generally more affordable than rifle cartridges like .308 Winchester or .30-06 Springfield. Factory loads typically range from $0.75 to $1.50 per round, whereas rifle ammunition often exceeds $1.50 per round.

Reloading Costs: Shooters who reload their ammunition can further reduce costs, making the .357 Magnum a cost-effective choice for frequent shooters.

Versatility: Unlike many rifle rounds, the .357 Magnum can be fired from both revolvers and lever-action rifles, offering shooters looking to maximize their investment a two-in-one advantage.

Availability: .357 Magnum ammunition is widely available, making it a convenient option for those who do not want to deal with the scarcity or high prices associated with some rifle calibers.

Why Buy .357 Magnum Ammo from Palmetto State Armory?

Get reliable stopping power and precision with .357 Magnum ammo from Palmetto State Armory, your trusted source for top brands at unbeatable prices. Shop now for amazing deals and fast shipping on high-quality .357 Magnum rounds for self-defense, hunting, and target shooting!