Where are the Windows registry files located in Windows 7?

Windows 7: Path to Registry Directory 
 C:\Windows\System32\config
C:\Users\[username]\Ntuser.dat
C:\Users\[username]\AppData\Local\Microsoft\Windows\UsrClass.dat

1. First – the most important main directory:
C:\Windows\System32\config

2. Next, there’s another important path that is unique for each user:
C:\Users\[username]\Ntuser.dat

3. There’s also a unique registry file for all COM infos:
C:\Users\[userame]\AppData\Local\Microsoft\Windows\UsrClass.dat

    Security – HKEY_LOCAL_MACHINE\SECURITY
    Software – HKEY_LOCAL_MACHINE\SOFTWARE
    Sam – HKEY_LOCAL_MACHINE\SAM
    System – HKEY_LOCAL_MACHINE\SYSTEM
    Default – HKEY_USERS\.DEFAULT
    Userdiff - (for upgrading systems)
    Users – HKEY_USERS
    COM Info – COM

URL: http://windows7themes.net/windows-7-path-to-registry-directory.html


Location of Windows registry files:

HKEY_LOCAL_MACHINE \SYSTEM : \system32\config\system
HKEY_LOCAL_MACHINE \SAM : \system32\config\sam
HKEY_LOCAL_MACHINE \SECURITY : \system32\config\security
HKEY_LOCAL_MACHINE \SOFTWARE : \system32\config\software
HKEY_USERS \UserProfile :  \winnt\profiles\username
HKEY_USERS.DEFAULT : \system32\config\default

URL : http://www.thewindowsclub.com/where-are-the-windows-registry-files-located-in-windows-7