ZIP code 52227 is in Ely (75% of residents) and Cedar Rapids (1.8%), in Linn County (99%) and Johnson County (0.7%), Iowa. 23% of its residents live outside city limits. It is in Iowa's 2nd congressional district (99%) and Iowa's 1st congressional district (0.7%). Its state senate districts are State Senate District 42 (94%), State Senate District 39 (4.9%) and State Senate District 46 (0.7%); its state house districts are State House District 83 (94%), State House District 77 (4.9%) and State House District 91 (0.7%).
Members serving now (119th Congress, until January 3, 2027). Source: Members of Congress: the @unitedstates project, congress-legislators (CC0).
State legislative districts
State senate district
Share of ZIP residents
State Senate District 42
94%
State Senate District 39
4.9%
State Senate District 46
0.7%
State house district
Share of ZIP residents
State House District 83
94%
State House District 77
4.9%
State House District 91
0.7%
Voting precincts
3 voting precincts overlap ZIP 52227.
Map them, with each precinct's share of the ZIP's residents.
Get this in your AI agent
Your agent can get these cities, counties, districts and precincts with their shares, and their GeoJSON boundaries, from Boundary Atlas. Add https://atlas-production-d344.up.railway.app/mcp to Claude, ChatGPT, Cursor or Codex (free, no key; how), then:
related_geographies(id="us:zcta:52227")
ZIP 52227 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.