Boundary Atlas

Nampa, Idaho

Nampa is a city in Canyon County, Idaho, with 100,806 residents in 2020. It is in Idaho's 1st congressional district. It spans 4 state senate and 4 state house districts.

100,806residents (2020 Census)
36.1 sq miland area
3ZIP codes
1congressional district

County

CountyShare of residents
Canyon County100%

Congressional district

Congressional districtShare of residents
Idaho's 1st congressional district (ID-01)100%

Elected officials

OfficeMemberContactShare of residents
MayorDarl Bruner208-468-5401citywide
U.S. Representative (ID-01)Russ Fulcher (R)202-225-6611100%
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 12)Ben Adams (R)208-546-939346%
State Senator (State Senate District 13)Brian Lenney (R)42%
State Senator (State Senate District 10)Tammy Nichols (R)11%
State Senator (State Senate District 23)Todd Lakey (R)208-908-44150.1%
State Representative (State House District 12)Jaron Crane (R)46%
State Representative (State House District 12)Jeff Cornilles (R)208-880-356246%
State Representative (State House District 13)Brent Crane (R)42%
State Representative (State House District 13)Steve Tanner (R)208-332-106342%
State Representative (State House District 10)Bruce Skaug (R)208-332-117811%
State Representative (State House District 10)Mike Moyle (R)208-286-784211%
State Representative (State House District 23)Chris Bruce (R)0.1%
State Representative (State House District 23)Shawn Dygert (R)208-250-98820.1%

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).

Local government

State legislative districts

State senate districtShare of residents
State Senate District 1246%
State Senate District 1342%
State Senate District 1011%
State Senate District 230.1%

State house districtShare of residents
State House District 1246%
State House District 1342%
State House District 1011%
State House District 230.1%

ZIP codes

Percentages mark ZIPs only partly in Nampa: the share of that ZIP's residents living in it.

Get this in your AI agent

Your agent can get Nampa's counties and districts with shares, its ZIP codes (level='zcta'), and its boundary as GeoJSON (get_boundaries). Add https://boundarymcp.com/mcp to Claude, ChatGPT, Cursor or Codex (free, no key; how), then:

related_geographies(id="us:place:1656260")

Nampa here is the Census Bureau's place boundary as of January 1, 2025. Shares are of 2020 Census population. Districts are the maps in force for the November 3, 2026 election.