iTunes for OS X stores the local backups of your iPhone, iPad, and iPod touch in the following folder: ~/Library/Application Support/MobileSync/Backup/Follow these steps to open the folder:Step OneOpen a new Finder window by clicking the application icon in your dock.Share Article:Facebook,   Twitter,   LinkedIn,   Google Plus,   Email,   Reddit,   Digg,   Delicious,   StumbleUponFollow iClarified:Facebook,   Twitter,   LinkedIn,   Google Plus,   Newsletter,   App Store,   YouTubeAdvertise Here

Source: iClarified Read More: Where iTunes Stores iPhone, iPad, iPod Backups (Mac)