SharePoint & OneDrive · Content & Permissions

Site Owner

Full control permission level on a SharePoint site. Can manage site settings, create lists and libraries, and control permissions for site members.

Scope: Single SharePoint site

Permissions

  • Site settings - Access most site configuration options
  • Lists and libraries - Create, modify, and delete
  • Pages - Create and edit site pages
  • Permissions - Manage site member and visitor permissions
  • Apps - Add and remove apps from the site
  • Subsites - Create subsites (if enabled)

Common use cases

  • Team site ownership
  • Project site management
  • Department collaboration spaces
  • Community site administration

Best practices

  • Assign to team leads or project managers
  • Use Members group for regular contributors
  • Review permissions quarterly
  • Avoid breaking inheritance unless necessary

Security considerations

  • Can share content externally if enabled at site level
  • Can break permission inheritance on any item
  • Full access to all content in the site
  • Cannot manage other site collection settings

Common questions

When should I assign the Site Owner role?

Assign Site Owner when you need to: Team site ownership; Project site management; Department collaboration spaces; and Community site administration. It is part of SharePoint & OneDrive and should be granted as a least-privilege alternative to broader roles like Global Administrator.

What can someone with the Site Owner role do?

The Site Owner role grants permissions including: Site settings - Access most site configuration options; Lists and libraries - Create, modify, and delete; Pages - Create and edit site pages; Permissions - Manage site member and visitor permissions; Apps - Add and remove apps from the site; and Subsites - Create subsites (if enabled). See the Permissions section above for the full list.

What are the security risks of the Site Owner role?

Key considerations when assigning Site Owner: Can share content externally if enabled at site level; Can break permission inheritance on any item; Full access to all content in the site; and Cannot manage other site collection settings. Review the Security considerations section before assignment, and pair with Privileged Identity Management (PIM) for just-in-time access where possible.

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