Harrison, Montana
Harrison is a Census-designated place (an unincorporated community) in Madison County, Montana, with 105 residents in 2020. It is in Montana's 1st congressional district. Its state senate district is State Senate District 35; its state house district is State House District 69.
County
| County | Share of residents |
|---|---|
| Madison County | 100% |
Congressional district
| Congressional district | Share of residents |
|---|---|
| Montana's 1st congressional district (MT-01) | 100% |
Elected officials
| Office | Member | Contact | Share of residents |
|---|---|---|---|
| U.S. Representative (MT-01) | Ryan K. Zinke (R) | 202-225-5628 | 100% |
| U.S. Senator | Steve Daines (R) | 202-224-2651 · contact form | statewide |
| U.S. Senator | Tim Sheehy (R) | 202-224-2644 | statewide |
| State Senator (State Senate District 35) | Tony Tezak (R) | 100% | |
| State Representative (State House District 69) | Ken Walsh (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
- Harrison laws: search for the Harrison, Montana code of ordinances
- Madison County website: http://www.madison.mt.gov
- Madison County laws: search for the Madison County, Montana code of ordinances
State legislative districts
| State senate district | Share of residents |
|---|---|
| State Senate District 35 | 100% |
| State house district | Share of residents |
|---|---|
| State House District 69 | 100% |
ZIP codes
Percentages mark ZIPs only partly in Harrison: the share of that ZIP's residents living in it.
- 59735 (31%)
Get this in your AI agent
Your agent can get Harrison'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:3034525")
Harrison 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.