Installation Paths

All the applications provided by the Office suite (Word, Excel, Outlook, Access, Powerpoint), if installed, can be found within the given folder(s). The executable files have kept the same names since Office XP, which are the following:

  Word: WINWORD.EXE
  Excel: EXCEL.EXE
  PowerPoint: POWERPNT.EXE
  Access: MSACCESS.EXE
  Outlook: OUTLOOK.EXE
  Visio: VISIO.EXE
  Project: WINPROJ.EXE

Office XP

  Windows 32-bit: C:\Program Files\Microsoft Office\Office10\
  Windows 64-bit: C:\Program Files (x86)\Microsoft Office\Office10\

Office 2003

  Windows 32-bit: C:\Program Files\Microsoft Office\Office11\
  Windows 64-bit: C:\Program Files (x86)\Microsoft Office\Office11\

Office 2007

  Windows 32-bit: C:\Program Files\Microsoft Office\Office12\
  Windows 64-bit: C:\Program Files (x86)\Microsoft Office\Office12\

Office 2010 32-bit

  Windows 32-bit: C:\Program Files\Microsoft Office\Office14\
  Windows 64-bit: C:\Program Files (x86)\Microsoft Office\Office14\

64-bit

  Windows 64-bit: C:\Program Files\Microsoft Office\Office14\

Click-To-Run

  Windows 32-bit: C:\Program Files\Microsoft Office 14\ClientX86\Root\Office14\
  Windows 64-bit: C:\Program Files (x86)\Microsoft Office 14\ClientX64\Root\Office14\

Office 2013

  Windows 32-bit: C:\Program Files\Microsoft Office\Office15\
  Windows 64-bit: C:\Program Files (x86)\Microsoft Office\Office15\

64-bit

  Windows 64-bit: C:\Program Files\Microsoft Office\Office15\

Click-To-Run

  Windows 32-bit: C:\Program Files\Microsoft Office 15\ClientX86\Root\Office15\
  Windows 64-bit: C:\Program Files (x86)\Microsoft Office 15\ClientX64\Root\Office15\

Office 2016 32-bit

  Windows 32-bit: C:\Program Files\Microsoft Office\root\Office16\
  Windows 64-bit: C:\Program Files (x86)\Microsoft Office\root\Office16\

64-bit

  Windows 64-bit: C:\Program Files\Microsoft Office\root\Office16\

Click-To-Run

  Windows 32-bit: C:\Program Files\Microsoft Office 16\ClientX86\Root\Office16\
  Windows 64-bit: C:\Program Files (x86)\Microsoft Office 16\ClientX64\Root\Office16\

If you never heard of Click-To-Run installation mode, read here. GUID

In case you also need the installation GUIDs, for example to retrieve some Office-related installation data from Windows Installer and/or Registry Editor, I’m also enumerating those (source: https://support.microsoft.com/en-us/kb/234788): Office XP

  Word: {8E46FEFA-D973-6294-B305-E968CEDFFCB9}
  Excel: {5572D282-F5E5-11D3-A8E8-0060083FD8D3}
  PowerPoint: {FC780C4C-F066-40E0-B720-DA0F779B81A9}
  Access: {CC29E967-7BC2-11D1-A921-00A0C91E2AA3}
  Office: {20280409-6000-11D3-8CFE-0050048383C9}

Office 2003

  Word: {1EBDE4BC-9A51-4630-B541-2561FA45CCC5}
  Excel: {A2B280D4-20FB-4720-99F7-40C09FBCE10A}
  PowerPoint: {C86C0B92-63C0-4E35-8605-281275C21F97}
  Access: {F2D782F8-6B14-4FA4-8FBA-565CDDB9B2A8}
  Office: {90110409-6000-11D3-8CFE-0150048383C9}

Office 2007

  Word: {0638C49D-BB8B-4CD1-B191-051E8F325736}
  Excel: {0638C49D-BB8B-4CD1-B191-052E8F325736}
  PowerPoint: {0638C49D-BB8B-4CD1-B191-053E8F325736}
  Access: {0638C49D-BB8B-4CD1-B191-054E8F325736}
  Office: {0638C49D-BB8B-4CD1-B191-050E8F325736}

Office 2010 32-bit

  Word: {019C826E-445A-4649-A5B0-0BF08FCC4EEE}
  Excel: {538F6C89-2AD5-4006-8154-C6670774E980}
  PowerPoint: {E72E0D20-0D63-438B-BC71-92AB9F9E8B54}
  Access: {AE393348-E564-4894-B8C5-EBBC5E72EFC6}
  Office: {398E906A-826B-48DD-9791-549C649CACE5}

64-bit

  Word: {C0AC079D-A84B-4CBD-8DBA-F1BB44146899}
  Excel: {8B1BF0B4-A1CA-4656-AA46-D11C50BC55A4}
  PowerPoint: {EE8D8E0A-D905-401D-9BC3-0D20156D5E30}
  Access: {02F5CBEC-E7B5-4FC1-BD72-6043152BD1D4}
  Office: {E6AC97ED-6651-4C00-A8FE-790DB0485859}

That’s it for now. If you have other PATH and/or GUID that you would like to add to this list, write a comment about it and I’ll update the post.