Baseball Bat Size Chart

A baseball bat is a wooden or metal club used in the sport of baseball to hit the ball after it is thrown by the pitcher. There are some rules and regulations involved which we handle in the below baseball bat size chart.
The right-sized Baseball bat swing will improve or affect your success in Baseball. That means a bat that’s long enough to cover the strike zone, light enough to swing with ease, heavy enough to generate power, and, of course, permitted in your league.

Looking for a great Baseball Hat, and need to know your size: check the hat size chart here

Baseball Bat Sizing Table of Content

Baseball Bat Size guidelines

In order to find the ideal size of a baseball bat, consider the height and weight of the person playing baseball

Weight/Height3′-3’4″3’5″-3’8″3’9″-4′4’1″-4’4″4’5″-4’8″4’9″-5′5’1″-5’4″5’5″-5’8″5’9″-6′6’1″-Over
Under 60 Lbs.26″27″28″29″29″     
61 – 7027″27″28″29″30″30″    
71 – 80 28″28″29″30″30″31″   
81 – 90 28″29″29″30″30″31″32″  
91 – 100 28″29″30″30″31″31″32″  
101 – 110 29″29″30″30″31″31″32″  
111 – 120 29″29″30″30″31″31″32″  
121 – 130 29″30″30″30″31″32″33″33″ 
131 – 140 29″30″30″31″31″32″33″33″ 
141 – 150  30″30″31″31″32″33″33″ 
151 – 160  30″31″31″32″32″33″33″33″
161 – 170   31″31″32″32″33″33″34″
171 – 180     32″33″33″34″34″
Over 180      33″33″34″34″

Most Popular Baseball bat length by age

AGE5 – 78 – 91011 – 1213 – 1415 – 16
LENGTH24″ – 26″26″ – 28″28″ – 29″30″ – 31″31″ – 32″32″ – 33″

Baseball Bat Length

Bat length is measured in inches from knob to end cap. A longer bat gives you greater reach, allowing you to hit balls on the outside part of the plate. However, longer bats also tend to have more mass towards the end of the bat that requires more power to swing them. The right combination of length and weight will help you reach your peak performance.

Baseball bats most commonly are found between 24-34 inches. Please check the size chart for examples of what length may be appropriate for you.

Baseball Bat Weight

As a general rule of thumb, the higher the competition or league level (meaning, from youth league up to the pros) the lesser the weight drop. A lesser weight drop means the bat feels heavier. So a -5 bat will feel heavier than a -10 bat.

Selecting the right bat weight depends on three main factors: sport, league rules, and player preference.

  • Leagues have rules identifying which weight drops are permitted for play. Prior to choosing a bat, we recommend finding out if your league has a specific standard for bat weight drops in order for them to be permitted. For more information on league rules, please refer to the Your League section.
  • Players with less experience generally swing lighter bats in order to have better bat control. More experienced players generally swing a heavier bats to help maximize power. A way to tell if a bat is right for you is your swing speed. A bat that is too heavy is harder to swing, causing a loss in momentum, reduced distance or a miss altogether. If a bat is too light for a player, the player could miss out on the extra force they could generate from a heavier bat. A happy medium needs to be found. It is highly recommended you demo a bat against live pitching speeds in order to find the best weight for you.

Most common weight drops in various baseball leagues are -12, -10, -9, -8, -5, and -3. As you progress toward high school baseball, the weight drop lowers (the bats become heavier). When moving to a heavier bat, you may then decide to drop an inch in length to more easily handle the additional weight. This is a matter of personal preference and comfort at the plate as you advance in age, league and skill level.

Baseball Bat Sizing: Weight Drop explained

A Baseball Bat weight is measured in ounces (oz.). A bat’s weight is connected to its weight drop, meaning its length in inches versus its weight in ounces. For instance, a 34-inch, 24-ounce bat would be referred to as a -10 bat.

BAT LENGTH (IN.) – BAT WEIGHT (OZ.) = WEIGHT DROP

Baseball Bat Barrel Diameter

The barrel is the thickest and widest part of the bat used to hit the ball. The barrel is where you want to hit the ball in order to achieve maximum performance.

Barrels come in different sizes and are measured by diameter. Barrel diameter is measured in inches and, like weight drop, certain leagues limit the size of a bat’s barrel. These are the most common barrel diameters:

  • 234 inches
  • 258 inches
  • 214 inches

Baseball Bat Size Questions

What is the standard size of a baseball bat?

The standard size of a baseball bat differs by size, weight, age of the baseball player. Meaning there are many standard sizes in baseball bats. However, By regulation, it may be no more than 2.75 inches (7.0 cm) in diameter at the thickest part and no more than 42 inches (1.067 m) in length.

Photo by Josh Hemsley on Unsplash

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