Easy Tech TutsHow to Filter Airtable, Remove Duplicates Easily 2026
By Impran M N
Pairing Airtable's view filters with the Dedupe extension lets you narrow down to a specific subset of records before hunting for duplicates, which is faster and more accurate than scanning an entire large table at once. This guide covers setting up the filter, running Dedupe against the filtered set, and cleaning up the redundant rows.
01Open your target table
Navigate to the table containing the data you suspect has duplicates.
02Add conditional filters
Use the main view toolbar to add filtering rules that isolate the specific subset of records you're concerned about.
03Configure value matches
Set up specific value matches within your filter to further narrow down potential duplicate records.
04Open the Dedupe extension
Navigate to the Extensions menu and access the Dedupe cleanup tool.
05Scan the filtered records
Run the scan to identify and flag redundant row records within your filtered view.
06Merge or delete
Choose to merge conflicting data or permanently delete the target records, then execute the cleanup.
Frequently asked questions
Why filter before running the Dedupe scan?
Filtering narrows the scan to a relevant subset, which is faster and reduces false matches compared to scanning your whole table.
Can I save a filtered view to reuse for future duplicate checks?
Yes, saving the filtered view lets you re-run this cleanup process periodically without rebuilding the filter each time.
Will filtering hide any records permanently?
No, filters only change what's currently displayed — the underlying records remain in the table regardless of the active filter.
Does this process work the same as running Dedupe on the whole table?
Yes, the same merge or delete steps apply, just scoped to the filtered subset instead of every record in the table.
Watch the full walkthrough
The same steps, demonstrated on screen from start to finish.
