When you are going to work on information architecture for a SharePoint site, you must need to understand the limits and boundaries for the SharePoint version you are using and design site information architecture accordingly. In this blog post I am going to share the limits and boundaries for SharePoint online. Some of the boundaries in SharePoint online depends on the selected plan like no. of users allowed in one tenant.

Below table shows the existing limits and boundaries for SharePoint online.

No. of Site Collections 500000
No. of Sub sites 2000 per site collection
Items in List 30 Million
Documents in a library 30 Million
File size in a document library 15 GB
File size in list item attachment 250 MB
No. of files in single OneDrive 300000 files
OneDrive Sync Client limit 20000 files
File name /path limit 400 characters
Major Versions 50000
Minor versions 511
Thumbnails Generated if image size less than 100 MB
PDF Preview Generated if PDF size is less than 100 MB
No. Of Security Groups per site collection 10000
No. of users in a Security Group 5000
Maximum no. of users 2 Million per site collection
No. Of lookup fields in a list 12
Managed Term sets 1000
Managed Terms in term store 200000

SharePoint online limitations and boundaries

Adnan is six time Microsoft MVP (Since 2015) with over 16 years of extensive experience with major expertise on SharePoint, SharePoint based development, Microsoft 365, Microsoft Teams, .Net Platform and Microsoft BI. He is currently working Sr Microsoft Consultant at Olive + Goose. He is MCT Regional Lead for Pakistan Chapter since 2012. He is working on SharePoint for past 12 years and worked on different intranet/intranet solutions for private & govt. sector majorly in United states and Gulf region and have experience of working with multiple Fortune 500 companies. He is a trainer, technology evangelist and also speaks in community forums.

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