A United States quarter has a width of 0.069 inches (1.75 millimeters). The quarter, officially known as the Washington quarter, is a staple in American currency.

Collectors and everyday users recognize the quarter as an essential denomination for transactions and vending machines.

As part of the United States coinage system, the quarter carries significant historical value, featuring various designs including the iconic visage of President George Washington.

This coin not only functions as legal tender but also embodies American patriotism and history, making it a favorite among numismatists.

Understanding its dimensions aids in identifying and sorting coins, crucial for cash handling businesses and coin enthusiasts alike.

With its modest size, the quarter remains convenient for both physical and electronic transactions, solidifying its place in the modern economy.

How Wide Is A Quarter?

Quarter’s Profile: A Brief History

The quarter, a coin of significant historical value, holds a special place in American currency.

This petite coin spans a rich history from its early days to modern use. Let’s dive into the fascinating journey of how the quarter evolved over time.

From Spanish Milled Dollar To Modern Clad

The story of the quarter begins with the Spanish dollar. Its size and weight influenced the first U.S. quarters. In 1796, the U.S. Mint started producing its own version.

Nowadays, quarters are ‘clad’ coins. They have a mixture of nickel and copper. No more silver after 1965!

  • 1796: First U.S. quarter’s production
  • 1965: Transition to clad coins

Design Evolution Through The Centuries

Quarters tell the nation’s story through their designs. Each one marks a period in U.S. history.

We’ve seen Lady Liberty’s profile, the iconic eagle, and various state images. Let’s explore key design changes over the centuries.

Year Design Theme
1796 Liberty with flowing hair
1932 Washington’s bust
1999 State Quarter Program

Remember, the quarter’s size has remained 24.26 millimeters since 1828. Its legacy continues today as a versatile piece of currency with a homage to its past.

Kids, keep an eye out for the many designs circulating in your change jar!

Standard Measurements Of A Us Quarter

Standard Measurements Of A Us Quarter

The United States quarter is more than just pocket change. Its standard measurements make it unique and easily recognizable. Let’s dive into these dimensions to understand its size.

Diameter: The Span Across

The quarter’s diameter is the distance across its face. This is:

  • 0.955 inches (24.26 millimeters).

Thickness: The Slim Edge

A quarter’s thickness might surprise many. It is:

  • 0.069 inches (1.75 millimeters).
Feature Measurement
Diameter 0.955 inches / 24.26 mm
Thickness 0.069 inches / 1.75 mm

A quarter’s weight also follows a standard. It weighs 5.670 grams. The side edge, or ‘reeded’ part, has 119 ridges. These specifics ensure the coin is tough to counterfeit.

Weighing In: Mass Of A Quarter

Curious minds often ponder the specifics of everyday objects. For instance, the mass of a quarter draws questions about its weight.

Material Matters: Silver Vs. Cupro-nickel Clad

The material composition of a quarter has evolved over the years. This change directly impacts its mass. Older quarters, minted before 1965, consist of silver.

Contrast that with modern quarters, which are made of a cupro-nickel clad. The latter combo includes copper and nickel.

  • Silver Quarters: Roughly 6.25 grams in mass.
  • Cupro-Nickel Clad Quarters: Weigh about 5.67 grams.

The Tolerance Range: Mint Specifications

The United States Mint sets precise specs for coin production. Each quarter must meet these to ensure uniformity. The tolerance range defines acceptable deviations in mass.

Specification Standard Weight Tolerance
Quarter 5.670 grams ± 0.227 grams

All quarters fall within this range. It ensures consistency across all coins in circulation.

A Comparative Look: Quarters Around The World

A Comparative Look Quarters Around The World

Coins vary in size, shape, and value across the globe. Quarters, specifically, serve as an interesting unit of currency to compare.

Countries have coins similar to the US quarter, differing in dimensions and design. Let’s embark on a numismatic journey to understand the diversity of quarter-sized coins internationally.

Canadian Quarter Specifications

Canada’s quarter shares historical ties with the American quarter. Visually distinct, this coin has unique features:

  • Diameter: 23.88 mm
  • Thickness: 1.58 mm
  • Weight: 4.4 grams

The Canadian coin depicts a caribou on one side, while the other side features the reigning monarch. A combination of nickel and copper gives it a different texture and color than the US quarter.

European Counterparts: The Twenty Euro Cent Coin

The Twenty Euro Cent coin represents a close European equivalent:

Feature Specification
Diameter 22.25 mm
Thickness 2.14 mm
Weight 5.74 grams

Made predominantly from copper, with intricately designed edges, this coin feels heavier and thicker.

The Twenty Euro Cent coin represents consistent value across Eurozone countries. Its common side shows a map of Europe, while the other side varies, displaying each issuing country’s chosen design.

Practical Implications Of Coin Dimensions

When people talk about quarters, size matters. It’s not just about how wide a quarter is. It plays a role in our everyday lives.

It also has many practical implications. This includes how we use machines and the value we place on coins. This is beyond their face value.

Vending Machines And Coin Acceptors

Every day, we use quarters without thinking much. We use them to grab a snack from a vending machine or wash a load of laundry.

But have you ever wondered why the vending machine can tell a quarter from a dime?

The secret is in the quarter’s dimensions. This is key for the machine to work right. Below, let’s dive into the role of coin dimensions in these everyday machines:

  • Size Detection: Machines measure the coin to ensure it’s the right one.
  • Thickness Assessment: They check how thick the coin is.
  • Weight Analysis: They weigh the coin too.

Machines need to know a quarter’s width, which is 24.26 mm, to work. If the size is off, the coin will either get rejected or cause a jam. This precise technology helps businesses and customers have smooth transactions.

Numismatics: The Value Beyond Size

Coin collectors see quarters in a different light. For them, the width is just the beginning. They cherish each coin’s story and rarity. Here’s why dimensions are just part of the story for collectors:

  1. Rarity: Some quarters are harder to find than others.
  2. Condition: A quarter in good shape can be worth more.
  3. Historical Significance: Old quarters can tell important stories.

Collectors often use precise tools to measure coins. They want to make sure they’re real. Small details can make a big difference in a coin’s worth to a collector. They look beyond the 6.25 grams weight or 1.75 mm thickness.

Manufacturing Process: Ensuring Consistent Size And Weight

The Manufacturing Process of quarters ensures consistency in size and weight. Precise engineering plays a crucial role.

It allows every coin to meet rigorous standards. This results in quarters that work reliably across countless transactions daily.

Stamping And Milling: From Blank To Coin

Creating a quarter begins with stamping. High-quality metal sheets turn into blanks. The process includes:

  • Feeding sheets into a press machine
  • Stamping out circular blanks
  • Inspecting blanks for imperfections

Next, milling adds reeded edges. This detail is crucial for fraud prevention.

Quality Control: Precision In Minting

Quality control ensures each quarter’s accuracy. Techniques include:

  • Measuring dimensions with precise tools
  • Weighing each coin to match exact specifications
  • Testing metal composition for uniformity

State-of-the-art equipment checks every coin. It confirms quarters are ready for public use.

FAQs About the Width of a Quarter

What Is The Width Of A Quarter?

The width of a quarter, also known as its diameter, measures 0. 955 inches (24. 26 millimeters). This makes the coin less than an inch wide.

Is A Quarter One Inch In Diameter?

No, a quarter is slightly larger than one inch, measuring approximately 0. 955 inches (24. 26 millimeters) in diameter.

Is A Quarter An Inch Wide?

No, a quarter is not an inch wide; it measures approximately 0. 955 inches in diameter.

How Many Inches Is A Quarter?

A US quarter has a diameter of approximately 0. 955 inches (24. 26 millimeters).


Grasping the dimensions of a quarter helps in various real-world situations. This coin spans just over two centimeters in diameter, a handy size for transactions.

Remember, a quarter’s width is more than measurement; it’s part of daily commerce. Keep this tidbit for future references or trivia nights.


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