ZIP code 83623: Glenns Ferry, ID

ZIP code 83623 is in Glenns Ferry (88% of residents), in Elmore County, Idaho. 12% of its residents live outside city limits. It is in Idaho's 2nd congressional district. Its state senate district is State Senate District 8; its state house district is State House District 8.

1,470residents (2020 Census)

246.6 sq miland area

1cities and towns

1congressional district

3voting precincts

See it on the map All of Idaho

City and county

City or town	Share of ZIP residents
Glenns Ferry	88%

County	Share of ZIP residents
Elmore County	100%

Town or county subdivision	Share of ZIP residents
Glenns Ferry CCD	99%
Mountain Home CCD	0.9%

Congressional district

Congressional district	Share of ZIP residents
Idaho's 2nd congressional district (ID-02)	100%

Elected officials

Office	Member	Contact	Share of residents
U.S. Representative (ID-02)	Michael K. Simpson (R)	202-225-5531	100%
U.S. Senator	James E. Risch (R)	202-224-2752 · contact form	statewide
U.S. Senator	Mike Crapo (R)	202-224-6142 · contact form	statewide
State Senator (State Senate District 8)	Christy Zito (R)	208-590-4633	100%
State Representative (State House District 8)	Faye Thompson (R)	208-634-6569	100%
State Representative (State House District 8)	Rob Beiswenger (R)		100%

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).

Local government

Glenns Ferry website: http://glennsferryidaho.org
Glenns Ferry laws: search for the Glenns Ferry, Idaho code of ordinances
Elmore County website: http://elmorecounty.org
Elmore County laws: search for the Elmore County, Idaho code of ordinances

State legislative districts

State senate district	Share of ZIP residents
State Senate District 8	100%

State house district	Share of ZIP residents
State House District 8	100%

Voting precincts

3 voting precincts overlap ZIP 83623. 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:

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ZIP 83623 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.