.224 Weath. Mag. Load Data & Reloading Guide
Also known as: .224 Weatherby Magnum, 5.56×45mm Weatherby
About .224 Weath. Mag.
The .224 Weatherby Magnum was introduced in 1963 as a high-performance cartridge designed primarily for varmint hunting and long-range shooting. Developed by Roy Weatherby, this caliber reflects the brand’s commitment to providing superior velocity and flat trajectory. It achieved a significant presence in the shooting community due to its capability of delivering exceptionally high muzzle velocities as compared to contemporaneous .22 caliber rounds.
Technical characteristics of the .224 Weatherby Magnum include a case length of approximately 1.90 inches and a bullet diameter of 0.224 inches. This cartridge typically operates at a maximum pressure of 65,000 psi, allowing it to achieve impressive velocities that often exceed 3,500 fps, depending on the bullet weight. The .224 Weatherby Magnum is compatible with a range of bullet weights, generally ranging from 40 to 70 grains, providing reloaders with the flexibility to tailor loads for different shooting scenarios.
In terms of ballistic performance, the .224 Weatherby Magnum offers a very flat trajectory, high energy retention, and potent terminal ballistics, making it well-suited for varmint control and prairie dog hunting. Its extended effective range and minimal wind drift further enhance its competitive edge in long-range shooting sports.
For reloaders, the .224 Weatherby Magnum presents several advantages. The cartridge’s higher case capacity allows for optimal powder selections, leading to prolonged accuracy and consistency. Additionally, the wide array of bullet options available enables tailored loads for specific applications, whether for competition, hunting, or recreational shooting. This versatility, combined with a well-established reloading community, makes the .224 Weatherby Magnum a compelling choice for precision shooters.
Technical Drawing

Technical Specifications
Start Calculating to Develop your own Load Data for .224 Weath. Mag.
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Start CalculatingStandard Load Data — .224 Weath. Mag.
Select your desired cartridge and bullet weight below to access the corresponding load table. From there, you can choose any listed load recipe and transfer it directly into the ballistics calculator for further refinement, optimization, and precision tuning.
.224 | 55gr | CutEdge MTAC
.224 | 52gr | Berger Target FB
.224 | 55gr | Hornady SP
.224 | 50gr | Sellier & Bellot SPSemiSp
.224 | 51gr | AERO SB,- smax:9.50
.224 | 50gr | Hornady ECX
.223 | 52gr | SUS-TAC HP
.224 | 64gr | Reichenberg Spezial Jagd
.224 | 64gr | Berger Varmint
.224 | 62gr | Prvi Partizan FMJ BT
.224 | 60gr | Rhino Solid Shank
.224 | 55gr | Reichenberg HDB Universal
.224 | 55gr | Speer Varmint Soft Point
.223 | 55gr | Merlin Virtus
.224 | 55gr | Lapua FMJ
.224 | 55gr | Speer TNT
.224 | 55gr | Peregrine VRG-3
.224 | 55gr | Prvi Partizan FMJ BT
.224 | 50gr | Rhino Solid Shank
.224 | 55gr | Speer TBBC
.224 | 50gr | Prvi Partizan SP
.224 | 50gr | Barnes X S
.224 | 50gr | Norma FMJ
.227 | 50gr | Impala RNFP KO
Frequently Asked Questions
The maximum pressure for .224 Weath. Mag. is 63,817 psi | 4,400 bar.
.224 Weath. Mag. typically uses a Large Rifle (LR) primer.
The case capacity of .224 Weath. Mag. is approximately 38 grains of water (H₂O).