Mercer Island: March 2022 median sale price: $2.15M Price ↑ YoY: 24.28% Vashon Island: March 2022 median sale price: $909K Price ↑ YoY: 25.38% Bellevue (East of I-405): March 2022 median sale price: ~$1.45M Price ↑ YoY: 25.54%