(The Center Square) – The populations of Washington state’s three biggest cities – Seattle, Spokane and Tacoma – remained fairly stable, according to population estimates released Wednesday by the U.S. Census Bureau. According to the report’s estimates, Seattle’s population increased by 5,944, or 0.8%, from July 1, 2022, to July 1, 2023. During that time period, the Emerald City’s population went from 749,134 to 755,078. Spokane, in eastern Washington, experienced a negligible population decrease during that same time period, going from a population of 230,405 to 229,447, a loss of 958 people,…