DAX Distinct Count with a Condition Measure

Counts distinct values of a column, but only for rows that meet a filter condition.

Advanced PatternsIntermediatedistinctcountconditioncalculate

DAX code

Distinct Customers (High Value Orders) =
CALCULATE(
    DISTINCTCOUNT('Sales'[CustomerID]),
    'Sales'[Amount] > 1000
)

Notes

Replace the condition and column names to count distinct values under whatever rule your analysis needs.

Requirements

How to use this measure

  1. In Power BI Desktop, select the table that should hold the measure and choose New measure on the ribbon.
  2. Paste the code, then replace the placeholder table and column names with your own. The My table names fields above do this for you.
  3. Run it through the DAX Formatter if you want it laid out in your team's style.

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More DAX resources

Browse all 175 measures in the Power BI DAX Measures Library, or search the library for something similar to Distinct Count with a Condition.