ZIP code 80004 is in Arvada (99% of residents), in Jefferson County, Colorado. It is in Colorado's 7th congressional district. Its state senate districts are State Senate District 19 (99%) and State Senate District 20 (0.8%); its state house district is State House District 24.
Officials serving now (members of Congress until January 3, 2027). Sources: Mayors: Open States (public domain); State legislators: Open States (public domain); Members of Congress: the @unitedstates project, congress-legislators (CC0).
21 voting precincts overlap ZIP 80004.
Map them, with each precinct's share of the ZIP's residents.
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related_geographies(id="us:zcta:80004")
ZIP 80004 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.