The PREMIER EVENT SPACE Located in the Arts District of Historic Avondale, SixThreeFouR is a blend of style and creativity. SixThreeFouR caters to private events, weddings, product launches, meetings, workshops, exhibitions and filming. No matter the function, we are the ideal event space rental in Jacksonville, FL. Totaling over 3,500SF, SixThreeFouR has been designed to maximize capacity with its indoor/outdoor spaces. With minimalistic eclectic urban designs and nature based garden landscaping, SixThreeFouR brings all the charm to your event right in the city. Conveniently located, near some of the best new and historic hotels, restaurants and nightlife the city has to offer, you will fall in love with this captivating space. Exhibit JOY.