PrideFest is largest free pride festival in the United States, featuring 4 stages, world-class entertainment, measurable action and advocacy for the LGBTQ community, and tens of thousands of annual attendees. Find us at the Seattle Center the last weekend of June every year to celebrate LGBTQ Pride. Seattle PrideFest is run by PrideFest, a 501c3 non-profit, with help from One Degree Events, who has helped produce the festival since 2007.