


In the 2024 House race for MO-8, Jason Smith (R) won with 76.2% of the vote, defeating Randi McCallian (D) who received 21.8%. A third candidate also appeared on the ballot. Jason Smith's 54.4-point advantage over the runner-up confirmed a comfortable win.
As the incumbent, Jason Smith benefited from name recognition, established constituent services, and the roughly 2-3 point advantage that sitting members typically enjoy. The 2024 presidential election drove higher voter turnout, which can help or hurt down-ballot candidates depending on the top of the ticket. The wide margin suggests this district is firmly in the Republican column for the foreseeable future.
In the 2022 House race for MO-8, Jason Smith (R) won with 76.0% of the vote, defeating Randi McCallian (D) who received 21.9%. A third candidate also appeared on the ballot. Jason Smith's 54.1-point advantage over the runner-up confirmed a comfortable win.
As the incumbent, Jason Smith benefited from name recognition, established constituent services, and the roughly 2-3 point advantage that sitting members typically enjoy. As a Republican, Jason Smith benefited from the historical midterm penalty against the president's party — with a Democrat in the White House, the opposition typically gains seats. The wide margin suggests this district is firmly in the Republican column for the foreseeable future.
In the 2020 House race for MO-8, Jason Smith (R) won with 76.9% of the vote, defeating Kathy Ellis (D) who received 21.4%. A third candidate also appeared on the ballot. Jason Smith's 55.5-point advantage over the runner-up confirmed a comfortable win.
This was an open-seat race. Open seats typically attract stronger candidates and heavier spending from both parties. The 2020 presidential election drove higher voter turnout, which can help or hurt down-ballot candidates depending on the top of the ticket. The wide margin suggests this district is firmly in the Republican column for the foreseeable future.
In the 2018 House race for MO-08, Jason Smith (R) won with 73.4% of the vote, defeating Kathy Ellis (D) who received 25.0%. A third candidate also appeared on the ballot. Jason Smith's 48.4-point advantage over the runner-up confirmed a comfortable win.
As the incumbent, Jason Smith benefited from name recognition, established constituent services, and the roughly 2-3 point advantage that sitting members typically enjoy. As a Republican, Jason Smith won despite the historical midterm penalty against the president's party (Republican Trump was in office).
In the 2016 House race for MO-08, Jason Smith (R) won with 74.4% of the vote, defeating Dave Cowell (D) who received 22.7%. A third candidate also appeared on the ballot. Jason Smith's 51.7-point advantage over the runner-up confirmed a comfortable win.
As the incumbent, Jason Smith benefited from name recognition, established constituent services, and the roughly 2-3 point advantage that sitting members typically enjoy. The 2016 presidential election drove higher voter turnout, which can help or hurt down-ballot candidates depending on the top of the ticket.
In the 2014 House race for MO-08, Jason T. Smith (R) won with 66.7% of the vote, defeating Barbara Stocker (D) who received 24.3%. 3 additional candidates split the remaining vote. Jason T. Smith's 42.3-point advantage over the runner-up confirmed a comfortable win.
This was an open-seat race with no incumbent running — Jo Ann Emerson (R) previously held the seat. Open seats typically attract stronger candidates and heavier spending from both parties. As a Republican, Jason T. Smith benefited from the historical midterm penalty against the president's party — with a Democrat in the White House, the opposition typically gains seats.