Other pages about the topic: Population

Source: U.S. Census Bureau, Census 2000 Summary File 1 and 2010 Census Advance Group Quarters Summary File Data.

Source: U.S. Census Bureau, Census 2000 Summary File 1 and 2010 Census Advance Group Quarters Summary File Data.
RCW 43.62.030 states that the Office of Financial Management (OFM) shall annually determine the April 1 populations of all cities and towns of the state. OFM population estimates for cities and towns are used in state program administration and in the allocation of selected state revenues (RCW 43.62.020). Population estimates for counties are used to allocate revenues as specified in RCW 36.13.100 and RCW 43.62.030.
Important: If you are conducting a census at this time, please contact OFM at pop.annexations@ofm.wa.gov or 360-902-0599 for special COVID-19 census guidance.
Per RCW 35.13.260 and RCW 35A.14.700, jurisdictions must send annexation paperwork to the Office of Financial Management within 30 days of the annexation effective date. OFM approval is necessary for a city to qualify for revenues related to population.
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