Elections / 1986 · House · MT-01
MT-01 — 1986 U.S. House election
congressional district1986 US House electionMT-01 · U.S. HouseWilliamsD+23.3
How it voted
Share of the 1986 vote
| Pat Williams (i) ✓Democrat | 61.7% | 98,501 |
|---|---|---|
| Don AllenRepublican | 38.3% | 61,230 |
D+60R+60
District boundary, filled by its own 1986 D-vs-R margin — precinct detail where available, over faint county context.
Margin history
MT-01 across every cycle on record. Each year links to its district page.
Source. MIT Election Data + Science Lab — 1986 US House returns, party-classified by literal ballot party · district lines from the 2010-census apportionment. Real returns — nothing estimated.