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.45 ACP Ammo

Whether you shoot a 1911 or another .45 ACP handgun, Palmetto State Armory is your source for ammunition. We have .45 ACP ammunition from Fiocchi, Wincherster, Federal, Hornady, and more. Shop now.
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Bulk 45 ACP
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45 ACP Firearms

45 ACP Firearms
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  1. Buffalo Bore 45 ACP +P 230 grain Jacketed Hollow Point Pistol and Handgun Ammo, 20/Box - 45-230/20

    Buffalo Bore 45 ACP +P 230 grain Jacketed Hollow Point Pistol and Handgun Ammo, 20/Box - 45-230/20

    Regular Price $35.99 Special Price $32.69 $1.63
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  2. Buffalo Bore 45 Auto Rim +P 255 grain Hard Cast Flat Nose Pistol and Handgun Ammo, 20/Box - 32A/20

    Buffalo Bore 45 Auto Rim +P 255 grain Hard Cast Flat Nose Pistol and Handgun Ammo, 20/Box - 32A/20

    Rating:
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    Regular Price $44.99 Special Price $40.79 $2.04
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  3. Speer Gold Dot .45 ACP +P 230 gr G2 Personal Protection 20 Rounds Ammunition - 24256

    Speer Gold Dot .45 ACP +P 230 gr G2 Personal Protection 20 Rounds Ammunition - 24256

    Regular Price $31.99 Special Price $28.89 $1.44
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  4. Speer Gold Dot Personal Protection .45 Auto 230 gr 20 Rounds Ammunition - 23966GD

    Speer Gold Dot Personal Protection .45 Auto 230 gr 20 Rounds Ammunition - 23966GD

    Regular Price $36.99 Special Price $32.79 $1.64
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  5. Winchester USA Ready .45 ACP 230 gr 50 Rounds Ammunition - RED45

    Winchester USA Ready .45 ACP 230 gr 50 Rounds Ammunition - RED45

    Regular Price $29.99 Special Price $26.99 $0.54
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  6. Prvi Partizan .45 Auto FMJ 230 gr 50 Rounds Ammunition- PPH45F

    Prvi Partizan .45 Auto FMJ 230 gr 50 Rounds Ammunition- PPH45F

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    Regular Price $28.99 Special Price $25.99 $0.52
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  7. Ammo Inc STELTH 45 ACP Ammo 230gr TMJ Subsonic 50 Rds - 45230TMC-STL

    Ammo Inc STELTH 45 ACP Ammo 230gr TMJ Subsonic 50 Rds - 45230TMC-STL

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    Regular Price $30.99 Special Price $27.89 $0.56
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  8. Aguila Target & Range .45 ACP 230 Grain FMJ, 50rds - 1E452110

    Aguila Target & Range .45 ACP 230 Grain FMJ, 50rds - 1E452110

    Regular Price $24.99 Special Price $22.29 $0.45
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  9. Federal 45ACP 230gr FMJ Range Target Practice Ammunition 50rds - RTP45230

    Federal 45ACP 230gr FMJ Range Target Practice Ammunition 50rds - RTP45230

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    Regular Price $24.99 Special Price $21.99 $0.44
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  10. Armscor 45 Auto/ACP 230gr FMJ Ammunition 50rds - FAC45-12N

    Armscor 45 Auto/ACP 230gr FMJ Ammunition 50rds - FAC45-12N

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    Regular Price $24.99 Special Price $21.99 $0.44
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  11. Hornady 45 Auto/ACP 185gr XTP American Gunner Ammunition 20rds - 90904

    Hornady 45 Auto/ACP 185gr XTP American Gunner Ammunition 20rds - 90904

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    Regular Price $23.99 Special Price $21.59 $1.08
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  12. PMC Bronze 45 Auto/ACP 185gr JHP Ammunition 50rds - 45B

    PMC Bronze 45 Auto/ACP 185gr JHP Ammunition 50rds - 45B

    Regular Price $31.99 Special Price $28.39 $0.57
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  13. American Eagle 45 ACP 230 Grain FMJ 50rds - AE45A50

    American Eagle 45 ACP 230 Grain FMJ 50rds - AE45A50

    Rating:
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    Regular Price $31.99 Special Price $28.89 $0.58
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  14. Sig Sauer 45 Auto/ACP 230gr FMJ Elite Ball Ammunition 50rds - E45BA3-50

    Sig Sauer 45 Auto/ACP 230gr FMJ Elite Ball Ammunition 50rds - E45BA3-50

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    Regular Price $40.99 Special Price $36.49 $0.73
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  15. Sig Sauer 45 Auto/ACP 230gr JHP Elite Performance Ammunition 20rds - E45AP2-20

    Sig Sauer 45 Auto/ACP 230gr JHP Elite Performance Ammunition 20rds - E45AP2-20

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    Regular Price $29.99 Special Price $22.99 $1.15
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  16. Sig Sauer 45 Auto/ACP 185gr JHP V-Crown Elite Performance Ammunition 20rds - E45AP0-2-

    Sig Sauer 45 Auto/ACP 185gr JHP V-Crown Elite Performance Ammunition 20rds - E45AP0-2-

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    Regular Price $24.99 Special Price $22.39 $1.12
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  17. Sig Sauer 45 Auto/ACP 200gr JHP V-Crown Elite Performance Ammunition 20rds - E45AP1-20

    Sig Sauer 45 Auto/ACP 200gr JHP V-Crown Elite Performance Ammunition 20rds - E45AP1-20

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    Regular Price $29.99 Special Price $22.99 $1.15
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  18. Remington 45 Auto/ACP 230gr BJHP Ultimate Defense Compact Handgun 20rds - CHD45APBN

    Remington 45 Auto/ACP 230gr BJHP Ultimate Defense Compact Handgun 20rds - CHD45APBN

    Regular Price $21.99 Special Price $19.79 $0.99
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  19. Remington 45 Auto/ACP 230gr BJHP Ultimate Defense Ammunition 20rds - HD45APBN

    Remington 45 Auto/ACP 230gr BJHP Ultimate Defense Ammunition 20rds - HD45APBN

    Regular Price $28.99 Special Price $25.89 $1.29
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  20. Liberty Civil Defense 45 ACP+P Ammo 78 Grain HP, 20rds - LA-CD-45-013

    Liberty Civil Defense 45 ACP+P Ammo 78 Grain HP, 20rds - LA-CD-45-013

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    Regular Price $48.99 Special Price $43.99 $2.20
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  21. HSM 45 Auto/ACP 230gr PRN Ammunition Re-Manufactured 50rds - HSM-45A-12R

    HSM 45 Auto/ACP 230gr PRN Ammunition Re-Manufactured 50rds - HSM-45A-12R

    Regular Price $31.99 Special Price $28.39 $0.57
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  22. Magtech 45 Auto/ACP 230gr FMJ Ammunition 50 Round Box- 45A

    Magtech 45 Auto/ACP 230gr FMJ Ammunition 50 Round Box- 45A

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    Regular Price $22.99 Special Price $20.49 $0.41
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  23. Federal 45 Auto/ACP 230gr HST Ammunition 20RDS - P45HST2S

    Federal 45 Auto/ACP 230gr HST Ammunition 20RDS - P45HST2S

    Rating:
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    Regular Price $36.99 Special Price $33.29 $1.66
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  24. American Eagle 45 Auto/ACP 230gr FMJ Ammunition, 100 pack - AE45A100

    American Eagle 45 Auto/ACP 230gr FMJ Ammunition, 100 pack - AE45A100

    Rating:
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    Regular Price $65.99 Special Price $59.99 $0.60
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Learn More about .45 ACP Ammo

History

The .45 ACP (Automatic Colt Pistol) is a cartridge with a story that runs deep through American firearms history. Designed by John Browning in 1905, it was introduced by Colt for use in its semi-automatic pistols, primarily the M1911. The U.S. Army officially adopted the round in 1911, seeking a hard-hitting cartridge for stopping power in close-quarters combat. The need for such a powerful round became evident after early encounters in the Philippines, where the lighter .38-caliber rounds struggled to incapacitate determined attackers. The .45 ACP quickly became a favorite, praised for its stopping power and ability to deliver solid, dependable performance. Its popularity soared after both World Wars and continued into the modern era, especially among shooters who value tradition, reliability, and a hard-hitting round. The .45 ACP has maintained its place as an iconic round in American culture, with the M1911 still seeing widespread use in civilian, military, and law enforcement circles.

Practical Application

In practical terms, the .45 ACP is a heavy-duty round that works well in various applications, from self-defense to recreational shooting. It’s known for its large, slow-moving bullets that create substantial wound channels, making it highly effective for self-defense at close ranges. Many law enforcement and military personnel still rely on it, particularly for special operations roles where every shot needs to count. Beyond defense, the .45 ACP is popular among competition shooters, especially in bullseye and action shooting. Its recoil is manageable in heavier firearms, and many shooters find that the .45’s slower, softer recoil allows for quicker follow-up shots compared to some calibers with sharper kick. For those who reload, the .45 ACP is a versatile cartridge, allowing a wide range of bullet weights and load combinations that can be tailored to specific needs, from target shooting to more intense defensive applications.

.45 ACP vs. 9mm

One of the classic debates in the handgun world is the .45 ACP versus the 9mm. Both rounds have their fan bases, and each has its own set of strengths. The 9mm is lighter, faster, and can fit more rounds in a magazine, making it an attractive choice for those looking for capacity and speed. The .45 ACP, on the other hand, is heavier and slower, delivering superior stopping power in a single shot and creating a more significant wound channel. The .45 ACP also tends to perform better through barriers, making it a strong choice for those needing to shoot through obstacles, such as glass or sheet metal, while retaining its terminal effectiveness. Many experienced shooters and those who favor a more traditional approach still prefer the .45 ACP for its time-tested performance. While the 9mm has become the standard in many law enforcement and military settings, there’s no denying that the .45 ACP brings a level of power and presence that the 9mm lacks. It may not be the fastest, but when it hits, it hits hard.

Accuracy

Accuracy is one of the areas where the .45 ACP excels, especially in a quality firearm. Thanks to its manageable recoil and steady, consistent ballistic profile, the .45 ACP is known for its accuracy in close to medium ranges. Many shooters can achieve excellent groupings with this round, even at 25 yards or more, especially in a well-tuned 1911 or other quality platform. The .45 ACP provides a controllable yet powerful option for target shooting and competitions, with the recoil being more of a “push” than a “snap.” While it’s not typically considered a long-range round, shooters find that the .45 ACP’s steady, low-velocity trajectory makes it predictable, adding to its accuracy potential. As with any round, the shooter’s experience and the firearm play significant roles, but the .45 ACP is more than capable of delivering precision when paired with a trained hand and solid equipment.

Affordability

Regarding affordability, the .45 ACP sits in the middle of the pack compared to other centerfire cartridges. It’s not as inexpensive as the 9mm, which has surged in popularity recently, making it the go-to choice for cost-conscious shooters. However, the .45 ACP is still relatively affordable, with a steady supply of factory loads from various manufacturers. It’s also widely available, so you’ll generally be able to find it in most places that stock ammunition. Reloading enthusiasts also find the .45 ACP to be a good value. With durable brass cases that are relatively easy to work with, it’s a practical choice for those looking to save by reloading their rounds. Bullet options are extensive, ranging from economical cast lead to high-performance jacketed hollow points. While you might pay a little more for .45 ACP rounds than 9mm, the investment is well worth it for those who want that extra stopping power and traditional feel of a larger caliber.

Why Buy .45 ACP Ammo from Palmetto State Armory?

Choose Palmetto State Armory for your .45 ACP ammo needs, offering a wide selection of premium-quality ammunition at unbeatable prices. Whether you're prepping for self-defense, target practice, or competitive shooting, our reliable inventory includes top brands and various load options to suit every requirement. Enjoy fast shipping and exceptional customer service when you purchase your .45 ACP ammo from Palmetto State Armory today, ensuring you’re always ready for your next shooting experience.