How to count duplicates in Google Sheets
Count how many times each value repeats, list the repeated values, and count duplicate rows.
Times each value appears (B2, fill down):
=COUNTIF(A$2:A,A2)List of values that appear more than once:
=FILTER(UNIQUE(A2:A), UNIQUE(A2:A)<>"", COUNTIF(A2:A, UNIQUE(A2:A))>1)Number of extra (duplicate) rows:
=COUNTA(A2:A)-COUNTUNIQUE(A2:A)Do it in two clicks inside Google Sheets. CleanRows highlights, deletes or moves duplicates by the columns you pick, ignores case/spaces/accents and compares two sheets. Free up to 1,000 rows. Get CleanRows →
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