Mostly Music in the Park

The City of Mercer Island's Mercerdale Park sets the stage for the summer outdoor concert series, "Mostly Music in the Park." Bring a blanket, a few low-back chairs, a picnic dinner and your family for an evening of music and entertainment. 2026 Schedule: July 16 The Harmony of Rock Early 70's Rock July 23 90s Rewind 90's Tribute July 30 ABBAgraphs ABBA Tribute August 6 Prom Date Mixtape 80's New Wave August 13 Mr. Pink 90's & 2000's August 20 Diamond Star Halo 70's Glam Rock