Utah State Senate seat · lines in effect since 2022
Utah Senate District 4
A district of about 129,000 people, 27% of adults with a bachelor's degree. It votes R+41.9 relative to the nation for president.
2024 election
Nov 5, 2024- Cal Musselman (R) · won100.0%
Unopposed.
Source: MIT Election Data and Science LabUpdated Sep 30, 2026, 12:13 PM ET
Where it sits among all 29 seats
Every Utah 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 2 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 2022 | |||
| 2024 | Cal Musselman (R) | — | Unopposed |
| Lines first used in 2012 | |||
| 2018 | Jani Iwamoto (D) | Alan Monsen (R) | 34.2 |
| 2014 | Jani Iwamoto (D) | Sabrina R. Petersen (R) | 19.9 |
| Lines first used in 2002 | |||
| 2010 | Patricia W. Jones (D) | Doug Greer (R) | 12.6 |
| 2006 | Patricia W. Jones (D) | Dirk Anjewierden IV (R) | 12.0 |
| 2002 | Patrice Arent (D) | Steven Poulton (R) | 12.4 |
| Lines first used in 1992 | |||
| 1998 | Howard A. Stephenson (R) | Edward Black (D) | 28.4 |
| 1994 | Howard A. Stephenson (R) | — | Unopposed |
| 1992 special | Howard A. Stephenson (R) | Steven S. Kesler (D) | 26.4 |
| Lines first used in 1982 | |||
| 1990 | Scott Newell Howell (D)Flip | Richard B. Tempest (R) | 12.0 |
| 1986 | Richard B. Tempest (R) | Margaret Jayaprakash (D) | 16.6 |
| 1982 | Wayne Sandberg (R) | Bruce R. Baird (D) | 17.4 |
| Lines first used in 1972 | |||
| 1978 | Wayne Sandberg (R)Flip | Richard Howe (D) | 0.3 |
| 1974 | Richard Howe (D) | Byron Cannon Anderson (R) | 27.2 |
| 1972 | Richard Howe (D) | M. Elmer Christensen (R) | 9.7 |
| Lines first used in 1962 | |||
| 1968 | Grant A. Whitman (D) | Wallace L. Burt (R) | 11.6 |
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 4
The state's districts in other chambers that share residents with this one, and the share of District 4's area in each.
- U.S. House
- UT-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.
| 2024 | |
|---|---|
| President | R+40.1 |
| U.S. Senate | R+43.6 |
| Governor | R+37.0 |
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 29 seats. Small marks are other seats in Utah. The black marker is District 4.
Lower than 82% of seats.
Higher than 89% of seats.
Higher than 57% of seats.
Lower than 79% of seats.
Lower than 54% of seats.
Less dense than 61% 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 2937% college gradsR+49.6Not up in 2026District 6
35% college gradsR+35.8Held RDistrict 25
34% college gradsR+51.0Not up in 2026District 11
27% college gradsR+35.3Flipped R
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