If you wish to count the same or duplicate values in a column only once in Excel or the count of occurances of duplicate values, read this article.

Thankfully, Microsoft Excel's COUNTIF formula swoops in to save the day. It lets you count cells based on specific text or conditions, turning your spreadsheet chaos into organized data magic.

If you are unfamiliar with inputting formulas into Microsoft Excel, the much simpler way to get the number of unique values in an Excel column is through a filter.

When counting unique values in Microsoft Excel, use UNIQUE() as a helper function and avoid more complicated expressions.

Excel has a built-in conditional rule that highlights unique values. You don’t have to come up with a special formula—you just run though a few clicks. The hardest part is finding it!

Learn how to count the number of unique and distinct values in a column based on data in another column using array in Microsof Excel.