Missouri's 3rd Senatorial District is one of 34 districts in the Missouri Senate. The district has been represented by Republican Mike Henderson since 2025.[2] [3]

Geography

The district includes southwestern portions of the St. Louis metropolitan area and includes Crawford, St. Francois, Ste. Genevieve, Washington, and southern Jefferson county.[2] [4] Major municipalities in the district include Bloomsdale, Bonne Terre, Cuba, De Soto, Farmington, and Park Hills. The district also includes a portion of Mark Twain National Forest.

Election Results (1996-2024)

1996

Missouri's 3rd Senatorial District Election (1996)[5]
Party Candidate Votes %
Democratic John E. Scott 36,939 65.42
Republican Leonard F. Arons 17,970 31.83
Constitution Ron Levy 1,555 2.75
Total votes 56,464 100.00

2000

Missouri's 3rd Senatorial District Election (2000)[6]
Party Candidate Votes %
Democratic John E. Scott
(incumbent) 		36,728 64.02
Republican Leonard F. Arons 17,354 30.25
Green Mary A. Auer 3,287 5.73
Total votes 57,369 100.00
Democratic hold

2001

Missouri's 3rd Senatorial District Special Election (2001)[7]
Party Candidate Votes %
Democratic Harry Kennedy 7,707 68.04
Republican Matt Hoffman 3,283 28.98
Green Robert H. McFall 337 2.98
Total votes 11,327 100.00
Democratic hold

2004

Missouri's 3rd Senatorial District Election (2004)[8]
Party Candidate Votes %
Republican Kevin Engler 34,767 51.04
Democratic Dan Ward 33,348 48.96
Total votes 68,115 100.00
Republican gain from Democratic

2008

Missouri's 3rd Senatorial District Election (2008)[9]
Party Candidate Votes %
Republican Kevin Engler
(incumbent) 		42,551 58.72
Democratic Dennis Riche 29,917 41.28
Total votes 72,468 100.00
Republican hold

2012

Missouri's 3rd Senatorial District Election (2012)[10]
Party Candidate Votes %
Republican Gary Romine 35,384 53.84
Democratic Joseph Fallert, Jr 30,335 46.16
Total votes 65,719 100.00
Republican hold

2016

Missouri's 3rd Senatorial District Election (2016)[11]
Party Candidate Votes %
Republican Gary Romine
(incumbent) 		54,414 81.25
Green Edward R. Weissler 12,555 18.75
Total votes 66,969 100.00
Republican hold

2020

Missouri's 3rd Senatorial District Election (2020)[12] [13]
Party Candidate Votes %
Republican Elaine F. Gannon 65,686 100.00
Total votes 65,686 100.00
Republican hold

2024

Missouri's 3rd Senatorial District Election (2024)[14][3]
Party Candidate Votes %
Republican Mike Henderson 60,548 75.86
Democratic Doug Halbert 19,273 24.15
Total votes 79,821 100.00
Republican hold

Statewide Election Results

Year Office Results
2008 President McCain 49.4 – 48.4%
2012 President Romney 59.0 – 41.0%
2016 President Trump 71.0 – 24.8%
Senate Blunt 53.7 – 40.8%
Governor Greitens 56.6 – 38.9%
2018 Senate Hawley 59.6 – 36.5%
2020 President Trump 74.1 – 24.5%
Governor Parson 70.4 – 27.0%

Source: [15]

References

  1. ^ U.S. Census Bureau (2023). American Community Survey 5-year estimates. Retrieved from Census Reporter Profile page for Missouri State Senate District 3, MO
  2. ^ a b "Senator Mike Henderson". Missouri Senate.
  3. ^ a b "Senator-elect Henderson wants drunk drivers to pay child support if parent is killed". Missourinet. December 7, 2024.
  4. ^ "The district includes the southern half of Jefferson County, as well as all of Ste. Genevieve, St. Francois, Washington and Crawford counties". Leader Publications. December 14, 2023.
  5. ^ 1996 General Election Results
  6. ^ 2000 General Election Results
  7. ^ 2000 General Election Results
  8. ^ 2004 General Election Results
  9. ^ 2008 General Election Results
  10. ^ 2012 General Election Results
  11. ^ 2016 General Election Results
  12. ^ 2020 General Election Results
  13. ^ "2020 Missouri State Senate Election Results". Des Moines Register.
  14. ^ 2024 General Election Results
  15. ^ "DRA 2020". Daves Redistricting. Retrieved February 27, 2025.
Allikas: https://en.wikipedia.org/wiki/Missouri%27s_3rd_Senate_district
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