Boundary Atlas

Lewiston, Idaho

Lewiston is a city in Nez Perce County, Idaho, with 34,217 residents in 2020. It is in Idaho's 1st congressional district. It spans 2 state senate and 2 state house districts.

34,217residents (2020 Census)
17.6 sq miland area
1ZIP codes
1congressional district

County

CountyShare of residents
Nez Perce County100%

Congressional district

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

Elected officials

OfficeMemberContactShare of residents
MayorDaniel Johnson208-746-3671citywide
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 7)Cindy Carlson (R)208-494-263389%
State Senator (State Senate District 6)Dan Foreman (R)11%
State Representative (State House District 7)Charlie Shepherd (R)89%
State Representative (State House District 7)Kyle Harris (R)208-305-018589%
State Representative (State House District 6)Brandon Mitchell (R)11%
State Representative (State House District 6)Lori McCann (R)208-743-551711%

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 789%
State Senate District 611%

State house districtShare of residents
State House District 789%
State House District 611%

ZIP codes

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

Get this in your AI agent

Your agent can get Lewiston'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:1646540")

Lewiston 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.