September 2025 Calendar Chicago. September 14, 2025 little village more than 400,000 people gather each year in what’s known as “the mexico of the midwest,” to celebrate mexico’s independence day. As 2025 gets started, planning for the year is in full swing.

This september 2025 calendar is always useful for example to see if you have vacation. Top chicago trade shows and conferences with verified contacts, attendees and exhibitors stats.