Calder Plaza Location 343 Atlas Ave SEGrand RapidsMI49506 Next Event Proactive Voter Registration at the Grand Rapids Pride Festival - June 17, 2023 - 12:00 pm - 10:00 pm Loading Map.... Calder Plaza343 Atlas Ave SE - Grand RapidsEvents 42.956433 -85.634225 Upcoming Events Proactive Voter Registration at the Grand Rapids Pride Festival - June 17, 2023 - 12:00 pm - 10:00 pm