ZIP code 98270 is in Marysville (99% of residents) and Lake Cassidy (1.1%), in Snohomish County, Washington. It is in Washington's 1st congressional district. Its state senate districts are Legislative (Senate) District 38 (88%) and Legislative (Senate) District 39 (12%); its state house districts are Legislative (House) District 38 (88%) and Legislative (House) District 39 (12%).
Officials serving now (members of Congress until January 3, 2027). Sources: State legislators: Open States (public domain); Members of Congress: the @unitedstates project, congress-legislators (CC0).
55 voting precincts overlap ZIP 98270.
Map them, with each precinct's share of the ZIP's residents.
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related_geographies(id="us:zcta:98270")
ZIP 98270 here is the Census Bureau's ZIP Code Tabulation Area, which approximates the USPS ZIP Code;
PO-box-only ZIPs have none. Districts are the maps in force for the November 3, 2026 election.