Sock Size Chart: How to Find Your Perfect Fit

Knowing your sock size is essential for comfort. This article breaks down how sock sizes relate to shoe sizes, how to decode sock size labels, and the differences between US, UK, and EU sizing charts, focusing on various sock sizes for kids, women, and men. If you want custom socks, please contact us.

Sock Size Chart (Size Conversion)

Men’s / Unisex Sock Size Chart

Sock Size	US Shoe Size (Men)	UK Size	EU Size	Foot Length (cm)
XS	4 – 6	3.5 – 5.5	36 – 39	22 – 24
S	6 – 8	5.5 – 7.5	39 – 41	24 – 26
M	8 – 10	7.5 – 9.5	41 – 44	26 – 28
L	10 – 12	9.5 – 11.5	44 – 46	28 – 30
XL	12 – 14	11.5 – 13.5	46 – 48	30 – 32

Women’s Sock Size Chart

Sock Size	US Shoe Size (Women)	UK Size	EU Size	Foot Length (cm)
XS	4 – 5.5	2 – 3.5	34 – 36	21 – 22.5
S	5.5 – 7	3.5 – 5	36 – 38	22.5 – 24
M	7 – 9	5 – 6.5	38 – 40	24 – 26
L	9 – 11	6.5 – 8.5	40 – 42	26 – 28
XL	11 – 13	8.5 – 10.5	42 – 44	28 – 30

Kids Sock Size Chart

Sock Size	US Shoe Size (Kids)	UK Size	EU Size	Foot Length (cm)
XS (Toddler)	4 – 7	3.5 – 6.5	19 – 24	11 – 14
S (Little Kid)	7 – 11	6.5 – 10	24 – 28	14 – 17
M (Big Kid)	11 – 2	10 – 1	28 – 33	17 – 20
L (Youth/Junior)	2 – 5	1 – 4	33 – 37	20 – 23

Sizing Guidelines of Different Types of Socks

Choosing the right size and type of socks can make a big difference in comfort and performance. From everyday options like ankle and crew socks to specialized choices like compression and athletic socks, understanding sizing is key.

Here is just an overall summation for your reference.

Sock Height	Inches from Heel	Description
Toe Toppers / Half Socks	0.5 – 1.5	Cover just the toes, no heel coverage
No Show Hidden / Invisible	1.5 – 2.5	Sit below the ankle, not visible above shoe line
No Show / No Show Tab	3 – 4	Sit below the ankle, may have a small tab at the heel
Ankle Socks	4 – 6	Sit just above the ankle bone
Quarter (1/4) Socks	5 – 7	Sit 2–3 inches above the ankle bone
Crew Socks	8 – 12	Reach mid-calf, approximately 6–8 inches above the ankle
Mid-Calf Socks	10 – 14	Reach the widest part of the calf
Boot Socks	10 – 12	Designed to fill tall boot shafts, typically crew to mid-calf height
Knee-High / Over-the-Calf Socks	15 – 18	Cover the full calf to just below the knee
Thigh-High Socks	20 – 26	Extend above the knee to mid-thigh

How to Measure Your Foot for the Perfect Sock Size

To find the right sock size, you need to measure the length of your foot. This involves figuring out your foot’s length and width with the right tools and techniques.

You don’t need much to measure your foot at home. A measuring tape or a ruler works best. A piece of paper and a pen will also help you make this easier. Make sure you have all these tools by your side before starting.

Tools you need:

• A measuring tape or ruler
• A piece of paper
• A pen or pencil

Step-by-Step Guide to Measuring Foot Length

To measure your foot length accurately, follow these steps:

1. Measure in the evening. Your feet naturally swell throughout the day, so evening measurements give the most accurate fit.
2. Stand up. Place a blank piece of paper on a hard floor. Stand on it with your full weight — do not sit down, as sitting underestimates your true foot length.
3. Position your foot. Press your heel against a wall and place your foot flat on the paper.
4. Mark the longest point. Use a pen to mark the tip of your longest toe and the back of your heel.
5. Measure the distance. Use a ruler to measure the distance between the two marks in both centimeters and inches. This is your foot length.
6. Measure both feet. Feet are often slightly different in size. Always use the measurement of the larger foot when selecting your sock size.

Measuring your foot width is as crucial as measuring the length. Different brands may vary in width, so knowing your foot’s width can help you choose socks that are not too tight or too loose.

Steps to measure foot width:

1. Place your foot flat on paper, mark the left and right widest points.
2. Measure the distance between the two points.

What is the Relationship Between Sock Sizes and Shoe Sizes？

Sock sizes often correspond closely to shoe sizes, and ranges can vary depending on the stretchiness of the sock material.

What is on Sock Size Labels?

Sock size labels can use letters and numbers. For example, S/M often means Small/Medium and L/XL stands for Large/Extra Large. These labels are designed to match shoe sizes. Labels might differ by brand, so always check the brand’s size chart before buying.

Comparing US, UK, and EU Shoe Size

US sizes are generally one size larger than UK sizes for men and 2.5 sizes larger for women. For example:

• Men’s: US 10 ≈ UK 9
• Women’s: US 8 ≈ UK 5.5

EU sizes are based on foot length in centimeters and do not directly correspond to US/UK sizes.

• Men’s: EU size ≈ US size + 33-34
• Women’s: EU size ≈ US size + 30-31

US Men’s Shoe Size	UK Shoe Size	EU Shoe Size
8	7	42
9	8	43
10	9	44

US Women’s Shoe Size	UK Shoe Size	EU Shoe Size
8	5.5	38.5
9	6.5	40
10	7.5	41

Frequently Asked Questions

Can you explain the difference between EU and US sock size measurements?

EU and US sock sizes are measured differently. EU sizes are based on foot length in centimeters, while US sizes are tied to shoe sizes. For instance, a U.S. men’s shoe size 9 is about an EU 42-43 in socks. Use a conversion chart for accurate sizing.

What is the difference between sock size and shoe size?

Sock sizes are grouped into ranges that cover multiple consecutive shoe sizes. For example, a size M sock fits US men’s shoe sizes 8 through 10. This range design allows socks to stretch and fit comfortably across several shoe sizes.

Should I size up or down if I am between sock sizes?

Always size up. A slightly larger sock stretches to fit without restricting circulation, while a sock that is too small can cause discomfort and wear out faster.

Do grip socks and compression socks use the same sizing?

Grip socks follow standard sock sizing. Compression socks, however, also require your calf circumference measurement in addition to foot length, as compression level depends on a snug fit around the leg.