Stack Multiple Columns into One in Power Query (2 Easy Methods!)

Stack Multiple Columns into One in Excel with Power Query (2 Simple Methods!)

If you’ve ever received a wide, messy Excel table and needed to stack all those columns into one clean list—this tutorial is for you.
Today I’ll show you two practical ways to turn many columns into a single column using Power Query:

What you’ll learn in this video:

How to stack columns using Unpivot Columns (beginner-friendly)

How to stack columns dynamically with Table.ToColumns + List.Combine

How to avoid hardcoding column names

How to clean blanks and nulls in one step

When to choose each method, depending on your data

Tips to make your queries faster and more reliable

Both methods work on any dataset—small, large, or constantly changing.
By the end, you’ll know exactly which approach to use and why.

💡 Don’t forget to like, subscribe, and comment if you want more Power Query hacks and tips!

Example file: https://docs.google.com/spreadsheets/d/1HFyVwePdIEcpj7-6z4yigd663xDO4Q_e?rtpof=true&usp=drive_fs

Resources Mentioned:
🔗 Power Query Challenges Playlist:
https://www.youtube.com/playlist?list=PLDmmlQOC_xTW0FbOs6JrIaKhUFZbXbcfa
🔗 Power Query Tips:
https://www.youtube.com/playlist?list=PLDmmlQOC_xTXuPpSzopxiOB-5Nj8ICePI

🔔 Subscribe for More Tutorials:
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Видео Stack Multiple Columns into One in Power Query (2 Easy Methods!) канала How to Learn Excel