<p><strong><em>typically</em></strong> EA/ED I school will get back to you early/mid December and regular schools will get back to you mid/late March. Rolling I believe takes around five week after you sent your app, but I think it depends on the school. The colleges should all have posted estimates on their admissions pages. If you keep up with their Facebooks/Twitters or whatever, they usually will say something like “Decisions being mailed out today/being posted online today!” and then you’ll have a more specific answer.</p>