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.

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.

Combining UNIQUE with COUNTA allows you to count the number of unique entries in a dataset. Dynamic array formulas in Excel 365 enhance the flexibility and efficiency of the UNIQUE function.

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

How to obtain a Distinct Count in Excel using a basic PivotTable.

Duplicates aren't bad, but you may need to know how many times a value is repeated or how many unique values are in a data range. Here's how to tackle these tasks in Excel.

How to Make Excel Continue to Count Up for Each Row. Entering a series of sequential numbers into an Excel spreadsheet, one per row, can be a time-consuming and repetitive task.

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.