Boundary Atlas

Helena West Side, Montana

Helena West Side is a Census-designated place (an unincorporated community) in Lewis and Clark County, Montana, with 1,314 residents in 2020. It is in Montana's 2nd congressional district. It spans 2 state house districts. Its state senate district is State Senate District 40.

1,314residents (2020 Census)
15.1 sq miland area
3ZIP codes
1congressional district

County

CountyShare of residents
Lewis and Clark County100%

Congressional district

Congressional districtShare of residents
Montana's 2nd congressional district (MT-02)100%

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (MT-02)Troy Downing (R)202-225-3211100%
U.S. SenatorSteve Daines (R)202-224-2651 · contact formstatewide
U.S. SenatorTim Sheehy (R)202-224-2644statewide
State Senator (State Senate District 40)Laura Smith (Democratic)100%
State Representative (State House District 79)Luke Muszkiewicz (Democratic)83%
State Representative (State House District 80)Melissa Romano (Democratic)17%

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 residents
State Senate District 40100%

State house districtShare of residents
State House District 7983%
State House District 8017%

ZIP codes

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

Get this in your AI agent

Your agent can get Helena West Side'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:3035640")

Helena West Side here is the Census Bureau's place boundary as of January 1, 2025 (a Census-designated place, which has no municipal government). Shares are of 2020 Census population. Districts are the maps in force for the November 3, 2026 election.