7 Things that are 3 Inches Long

Things that are 3 Inches Long

Are you ready to explore the fascinating world of things that are 3 inches long? 3 inches is about the same as 7.62 centimeters, but without a frame of reference, you may not be able to measure 3 inches without a ruler.

From tiny trinkets to miniature marvels, this blog post will take you through the vast array of common things to address the question, “How long is 3 inches?”

A Folded Dollar Bill

Half a Dollar Bill

A US bill has been 6.14 inches in length since 1928, so if you fold the bill in half, you will have a measurement of approximately 3 inches. So, just use a dollar bill to measure anything around 3 inches. If you’re looking for common things that are 3 inches, just check your wallet. 

In reality, you can use any denomination you like since US paper currency is all exactly the same size. In other parts of the world, such as the UK, different denominations come in many different sizes.

Zip Ties

If you’re keeping things together with zip ties, take one of them out of the bag and use it as a replacement for a ruler (sort of). Zip ties come in different sizes, but the smallest is 4 inches, which is just 1 inch or 2.54 centimeters longer than the 3-inch point.

3 Quarters

3 Quarters

A US quarter (worth 25 cents) is almost exactly 1 inch in diameter. The diameter is the measurement taken on the flat surface of the coin from one side to the other, crossing exactly through the central midpoint of the coin.

Knowing the size of a quarter means you can use them to measure the length of short distances in inches. To create a 3-inch length, you will need 3 of them up in a straight line, ensuring they touch each other at the sides.

If you don’t have three quarters, you can use other coins since they come in varying sizes. For instance, a US dollar coin is a sliver wider than one inch.

Credit Card

Credit Card

The size of a credit card is 3.375 inches long and 2.125 inches wide. Use your credit card instead of using a measuring tape if you need something that is 3 inches. These cards are the same size across the world. This is so that wherever you travel around the globe, you can use your this card in cash machines to withdraw money or as a means of payment at a checkout.

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Their being the same size also means that they fit snugly into a purse or wallet. If you don’t have a credit card, you can use a debit cards since they are also the same size, as are most other types of card identification, such as ID cards, a membership cards, and driver’s licenses.

Soup Can

Soup Can

They are the unsung heroes of the pantry! These cylindrical vessels may seem unassuming, but they hold within them the power to cure any case of the hangries. And did you know that the standard soup can is about 3 inches wide (3.5 inches, to be exact)?

These cans are one of the most common items in kitchens, so you shouldn’t have much trouble figuring out how to see how long something is for smaller jobs.

A Miniature Cactus

Have you ever seen a miniature cactus? These tiny plants may be small, but they sure do pack a prickly punch! Coming in at around 4 inches in height, (just 1 inch beyond the 3-inch mark), you should understand how long 3 inches is.

Don’t let their size fool you. These cacti are tough as boots! They’ve evolved to survive in some of the harshest conditions, with their spiky exteriors providing protection from predators and their ability to store water, helping them withstand long periods of drought.

Half a Hot Dog

Half a Hot Dog

The standard size of a hot dog is 6 inches; this includes both the sausage itself and the bun. If you need to find a 3-inch length, then you could cut the hot dog right down the middle, and you would have approximately 3 inches.

This may not be the most practical means of measuring, but it could work well if you need to get an idea of how long 3 inches is, as you can simply imagine half of a hot dog. If you don’t have any hotdogs on hand, it’s time to hit the grocery stores!

Hockey Puck

Hockey Puck

A hockey puck measures exactly 3 inches in diameter; this is the measurement from one side to the other of the flattest surface. If you have a one lying around in your house or garage, then you could use this to measure a 3-inch length.

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Pucks are also exactly an inch thick, so you could also line up 3 of them on top of each other to give you a sense of 3 inches if you don’t have a ruler handy.

A 10d Nail

Nails are available in a wide assortment of sizes, but there’s one that every DIY enthusiast or construction pro. uses—10d. Did you know these little marvels measure 3 inches long and 0.148 inches wide? If you need visualize how three inches long looks like, a single 10d nail should do the trick!

They may be small, but they pack a powerful punch when it comes to holding things together. Whether you’re  are more than up to the task. So, the next time you’re working on a project, take a moment to appreciate the little things, like the fasteners holding it all together.

3 Paper Clips

3 Paper Clips

Paper clips come in various sizes, but the most common size that you will commonly find around the home and office is about 1 inch long. This means that to find 3 inches, you will just need to line up three paper clips in a row, end to end.

This can be a handy way of measuring items if you don’t have a ruler to hand, especially if you work in an office where there is ordinarily an abundance of stationery items.

Hot Wheels

Hot Wheels are the iconic toy cars that have been capturing the hearts of kids (and adults) for generations. If you want to know how long 3 inches is, then you should look at the Hot Wheel in your child’s (or your own) toy box. The measurement of the average Hot Wheel is around 2 to 3 inches, yet Mattel has managed to pack in all the excitement and thrill of a full-sized car race in these miniatures since 1968.

2 Tea Light Candles

Tea light candles are like tiny little stars that bring warmth and coziness into any room. They may be small, but don’t underestimate their power! With a diameter of 1.5 inches and a height of about 0.5 inches, these candles are the perfect size to create a soft and intimate atmosphere in your home.

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If you want to arrange some tea light candles to reach 3 inches, you would need 2 of them! They come in various colors and scents, from classic vanilla to exotic jasmine, so you can find the perfect match for your mood or occasion.

Praying Mantis

With their sleek and slender bodies, razor-sharp reflexes, and lightning-fast strikes, these bugs are like tiny martial arts masters in the wild. Measuring in at around 3 to 4 inches in length, these little warriors may not be the biggest bugs around, but they certainly make up for it with their fearsome fighting skills.

Their long, spiky legs allow them to easily grasp onto prey and hold them tight while they deliver a swift and deadly blow. Don’t worry—they’re not going to do much to you!

Baby Corn

Looking for a way to measure something but can’t find your measuring tool like a ruler or tape measure? Fear not, for baby corn is here to save the day! These miniature veggies may be small, but they’re mighty in their measuring abilities.

At around 3 inches in length, they’re the perfect tool for gauging the size of small objects or spaces. And the best part? After you’re done measuring, you can whip up a delicious stir-fry or salad using these tasty little morsels.

PVC Pipe Diameter

PVC pipes are commonly used in plumbing and construction jobs. They are available in different sizes, with the most common being 1.5 inches for drains. If you don’t have something to use as a measuring tool, just reach 2 pipes. 

From 1/2 inch to 12 inches or even larger, these pipes are the backbone of many construction projects and have truly revolutionized the way we build.

A Pinky

Did you know you can get 3 inches on your finger? Just look at the tiniest finger on your hand—the pinky—and you’ll have a great tool for measuring several things with somewhat reliable accuracy.

On average, the human pinky is 2.8 inches. So, a single pinky should be enough to gauge what 3-inches long looks like.


Baron Cooke has been writing and editing for 7 years. He grew up with an aptitude for geometry, statistics, and dimensions. He has a BA in construction management and also has studied civil infrastructure, engineering, and measurements. He is the head writer of measuringknowhow.com

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