Montana State Senate seat · lines in effect since 2024
Montana Senate District 16
A district of about 19,000 people, 26% of adults with a bachelor's degree. It votes D+7.1 relative to the nation for president.
2024 election
Nov 5, 2024- Jonathan Windy Boy (D) · won61.1%
- Perri A. Jacobs (R)38.9%
Source: MIT Election Data and Science LabUpdated Sep 30, 2026, 12:13 PM ET
Where it sits among all 50 seats
Every Montana State Senate seat by partisan lean, from most Democratic to most Republican. Lean is the seat's presidential vote on current lines, relative to the nation.
Democratic
Source: 99chambers: 2024 and 2020 presidential results on current lines, relative to the nation (2024 weighted 3:1)Updated Oct 16, 2026, 5:19 AM ET
Every election for this seat
16 races since 1968; the seat changed party 3 times. District numbers are redrawn after each census: each group is one set of lines.
| Year | Winner | Runner-up | Won by |
|---|---|---|---|
| Lines first used in 2024 | |||
| 2024 | Jonathan Windy Boy (D) | Perri A. Jacobs (R) | 22.2 |
| Lines first used in 2012 | |||
| 2020 | Mike Fox (D) | — | Unopposed |
| 2016 | Frank Smith (D) | Gilbert Bruce Meyers (R) | 14.8 |
| 2012 | Jonathan Windy Boy (D) | — | Unopposed |
| Lines first used in 2002 | |||
| 2008 | Jonathan Windy Boy (D) | — | Unopposed |
| 2004 | Frank Smith (D)Flip | — | Unopposed |
| 2002 | Gary L. Perry (R) | Mike Nash (D) | 32.4 |
| Lines first used in 1992 | |||
| 1998 | Don Hargrove (R) | — | Unopposed |
| 1994 | Don Hargrove (R) | Dale E. Moore (D) | 46.1 |
| Lines first used in 1982 | |||
| 1990 | Francis Koehnke (D)Flip | Herbert H. Townsend (R) | 13.9 |
| 1986 | Jack E. Galt (R) | — | Unopposed |
| Lines first used in 1972 | |||
| 1980 | Joseph P. Mazurek (D)Flip | Bob McKay (R) | 26.2 |
| 1976 | A. T. Rasmussen (R) | Richard Reese (D) | 0.3 |
| 1974 | Glen L. Drake (R) | Jerry Metcalf (D) | 4.7 |
| 1972 | Fred O. Broeder (R) | — | Unopposed |
| Lines first used in 1962 | |||
| 1968 | Carl Rostad (R) | Rudolph J. Klune (D) | 22.6 |
Won by: the winner's lead over the runner-up, in points of the vote. Source: 99chambers results archive (MEDSL, Klarner, state election offices)
Districts that overlap District 16
The state's districts in other chambers that share residents with this one, and the share of District 16's area in each.
- U.S. House
- MT-2 100%
Every race on these lines
Results recomputed from precinct returns as if today's boundaries had always existed, so years compare like for like.
| 2016 | 2018 | 2020 | 2024 | |
|---|---|---|---|---|
| President | D+8.6 | No race | D+14.3 | D+4.4 |
| U.S. Senate | No race | D+37.4 | D+22.5 | D+28.2 |
| Governor | D+28.2 | No race | No race | D+4.2 |
Outlined: the race for this seat itselfBlank: no race that year
Source: 99chambers results archive: precinct results allocated to current lines; 2026: civicAPIUpdated Nov 8, 2026, 7:01 PM ET
Who lives here, compared
Grey bars show the spread of all 50 seats. Small marks are other seats in Montana. The black marker is District 16.
Lower than 73% of seats.
Lower than 78% of seats.
Lower than 84% of seats.
Higher than 67% of seats.
Lower than 92% of seats.
Less dense than 94% of seats.
Source: Census Bureau, American Community Survey 2020–2024 5-year estimates, allocated to current linesUpdated Oct 13, 2026, 5:06 AM ET
Seats most like this one
Nearest seats on demographics, density and lean. 1 of the 4 flipped this year.
District 822% college gradsD+12.2Held DDistrict 46
29% college gradsD+13.8Not up in 2026District 2
45% college gradsD+0.3Not up in 2026District 29
47% college gradsD+2.6Flipped D
Source: Census Bureau, American Community Survey 2020–2024 5-year estimates, allocated to current lines; 99chambers: 2024 and 2020 presidential results on current lines, relative to the nation (2024 weighted 3:1)Updated Oct 16, 2026, 5:19 AM ET