Boundary Atlas

ZIP code 83616: Eagle, ID

ZIP code 83616 is in Eagle (91% of residents), in Ada County (100%) and Gem County (0.1%), Idaho. 8.7% of its residents live outside city limits. It is in Idaho's 1st congressional district (89%) and Idaho's 2nd congressional district (11%). Its state senate districts are State Senate District 14 (96%), State Senate District 19 (3.1%) and State Senate District 10 (0.5%); its state house districts are State House District 14 (96%), State House District 19 (3.1%) and State House District 10 (0.5%).

33,311residents (2020 Census)
111.3 sq miland area
3cities and towns
2congressional districts
21voting precincts

See it on the mapAll of Idaho

City and county

City or townShare of ZIP residents
Eagle91%
Boise City0.4%
Star0.1%

CountyShare of ZIP residents
Ada County100%
Gem County0.1%

Town or county subdivisionShare of ZIP residents
Eagle CCD87%
Boise City CCD13%
Sweet CCD0.1%

Congressional districts

Congressional districtShare of ZIP residents
Idaho's 1st congressional district (ID-01)89%
Idaho's 2nd congressional district (ID-02)11%

This ZIP is split between districts. A mailing address in it could be in either; the map or locate_point gives the district for an exact address.

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (ID-01)Russ Fulcher (R)202-225-661189%
U.S. Representative (ID-02)Michael K. Simpson (R)202-225-553111%
U.S. SenatorJames E. Risch (R)202-224-2752 · contact formstatewide
U.S. SenatorMike Crapo (R)202-224-6142 · contact formstatewide
State Senator (State Senate District 14)Scott Grow (R)96%
State Senator (State Senate District 19)Melissa Wintrow (Democratic)3.1%
State Senator (State Senate District 10)Tammy Nichols (R)0.5%
State Representative (State House District 14)Josh Tanner (R)96%
State Representative (State House District 14)Ted Hill (R)208-332-112496%
State Representative (State House District 19)Chris Mathias (Democratic)3.1%
State Representative (State House District 19)Monica Church (Democratic)3.1%
State Representative (State House District 10)Bruce Skaug (R)208-332-11780.5%
State Representative (State House District 10)Mike Moyle (R)208-286-78420.5%

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

State legislative districts

State senate districtShare of ZIP residents
State Senate District 1496%
State Senate District 193.1%
State Senate District 100.5%

State house districtShare of ZIP residents
State House District 1496%
State House District 193.1%
State House District 100.5%

Voting precincts

21 voting precincts overlap ZIP 83616. 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:83616")

ZIP 83616 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.