Percentile Calculator

Use our free percentile calculator to find the value at any percentile, or compute the percentile rank of a value in your data set.

Math

Mode

Data Set

Percentile (0-100)

Value to Rank

Formula

Find the data value at a given percentile (using linear interpolation), or find the percentile rank of a value in your data set.

Value = linear interpolation; Rank = (below / n) × 100

Percentage: The percentage value you want to apply

Number: The original number or value

Result: The calculated result

How It Works

1Select mode: value at percentile or percentile rank.
2Enter your data set.
3Enter the percentile or value.
4Click Calculate.

Examples

75th percentile of 1-10

1.idx=0.75×9=6.75
2.value=7+0.75×(8-7)=7.75

Result: 7.750000

Rank of 75 in 1-100

1.6 values below 75, n=10
2.rank=6/10×100=60%

Result: 60.000000

Frequently Asked Questions

A value below which a given percentage of data falls.

Using linear interpolation: index = p/100 × (n-1).

The percentage of data values below a given value.

75% of data is at or below this value.

The 50th percentile (Q2).

Related Calculators

Quartile Calculator Median Calculator Standard Deviation Calculator Mean Calculator Percentage Calculator Basic Calculator

CalculateMe Team

Last updated: 2026-07-14

Percentile Calculator

Formula

How It Works

Examples

75th percentile of 1-10

Rank of 75 in 1-100

Frequently Asked Questions

What is a percentile?

How is percentile calculated?

What is percentile rank?

75th percentile meaning?

What is the median in percentiles?

Related Calculators

Percentile Calculator

Formula

How It Works

Examples

75th percentile of 1-10

Rank of 75 in 1-100

Frequently Asked Questions

What is a percentile?

How is percentile calculated?

What is percentile rank?

75th percentile meaning?

What is the median in percentiles?

Related Calculators