Black Diamond WA

WTH&COMMUNITY FASTEST FULL VIEW OF WHAT ITS RESIDENTS NEED ARTING THE COURSE TO GET THERE T he Seattle Times recognized Black Diamond as the fastest-growing city in King County in 2023. The population has nearly doubled, from 4,200 in 2012 to approximately 7,200 today. The rapid growth presents challenges and opportunities, which the city proactively addresses through strategic planning and development initiatives. COAL TOWN Black Diamond is in King County, along the Cascade Mountain range, 25 miles southeast of Seattle. The 2 CIVIL AND MUNICIPAL VOLUME 05, ISSUE 07