Horizon · our Election Day forecast: polls, plus fundamentals like incumbency, fundraising and past results.

Pulse · polls only: where the races stand today, with no fundamentals and wider uncertainty.

What's the difference?

Missouri › Missouri House of Representatives · State legislature · November 3, 2026 · Updated Oct 16, 2026

Missouri House District 17

Projected flip: Republican-held seat, Democrats favored (77%).

Hoisington is favored to win: Hoisington wins in about 3 of every 4 simulations.

Hoisington (D)
77%
chance of winning
Allen (R)
23%
Average margin
D+5.3
80% of outcomes
R+4 to D+15
Partisan lean
D+1
Polls
No pollsmodel only

Projected flip: Republican-held seat, Democrats favored (78%).

Hoisington is favored to win: Hoisington wins in about 4 of every 5 simulations.

Hoisington (D)
78%
chance of winning
Allen (R)
22%
Average margin
D+7.2
80% of outcomes
R+5 to D+20
Partisan lean
D+1
Polls
No pollsmodel only

Range of outcomes

Final margin across our simulations; the white dashes mark the middle 80%.

D+5.3R+30R+20R+10EvenD+10D+20D+30
D+7.2R+30R+20R+10EvenD+10D+20D+30

How the odds have moved

Chance of winning by forecast date.

0%25%50%75%100%AugSepOctNovNov 3Hoisington 77%Allen 23%

Updated nightly. Each day is the current model run on the polls that had ended by then (how).

0%25%50%75%100%AugSepOctNovNov 3Hoisington 78%Allen 22%

Updated nightly. Each day is the current model run on the polls that had ended by then (how).

The candidates

What goes into the forecast

Every ingredient's estimate of the final margin.

National environment
D+9.5Election Day forecast
Missouri state offices
+0.6Polls for governor, statewide and legislative races · details
Environment here
D+10.1Used by the fundamentals
Swing reaching this office
58%Of a shift in the environment, from past legislative races since 2016
Midwest adjustment
+0.3How legislative races in the region have run against lean and environment lately
← RepublicanDemocratic →Lean + environmentUsual vote, shifted by 58% of the environment andthe Midwest adjustmentD+8.7Fundamentals modelAdds incumbency, past results, money andexperienceD+4.8Polls in similar placesPolling of similar races in Missouri andlook-alike placesD+5.5Polling averageNo polls of this racenot availableHorizon forecastPolls + fundamentals, projected to Election DayD+5.3Pulse forecastPolls (and polling of similar places) only, todayD+7.1

Each estimate is a margin before national and statewide uncertainty is simulated. Horizon blends polls, fundamentals and a little of the similar-places estimate, weighting each by how precise it is; Pulse uses polls and similar places only.

Fundamentals inputs
Incumbency (+1 D, −1 R)-1
Fundraising edge (log ratio of individual money)-0.2
Elected-experience edge-0.67
First-term incumbent0
Seat's last result vs. expectation-1.81
Incumbent's last result vs. expectation-1.81

Polls

No public polls of this race. The forecast relies on fundamentals and on polling of similar places in the state.

The district

Lean D+1: how much more Democratic or Republican than the nation it votes for president.

Presidential vote

← RepublicanDemocratic →2016 presidentR+6.1R+8.4 vs. nation2020 presidentD+4.7D+0.2 vs. nation2024 presidentR+0.7D+0.8 vs. nation

Precinct results re-aggregated to the current district lines.

Who lives here

Population
42,916
People per km²
424
Adults with a B.A.+
32%
White, no degree
49%of adults
  • White 70%
  • Hispanic 12%
  • Black 10%
  • Asian 3%
  • Other / multiracial 5%

American Community Survey 2020–2024, aggregated from census tracts.

Past results

Results in the same-numbered district; earlier elections may have used different lines.

2024

17,345 votes · R+3.7
✓ Bill Allen (R)51.8%
Shirley Mata (D)48.2%

2024 President Vote in this district

18,123 two-party votes · R+0.7 · D+0.8 vs. the nation
✓ Donald Trump (R)50.3%
Kamala Harris (D)49.7%

2022

11,521 votes · R+0.4
✓ Bill Allen (R)50.2%
Mark Ellebracht (D)49.8%

2020 Earlier district lines

18,875 votes · D+11.2
✓ Mark Ellebracht (D)55.6%
Brandt Vircks (R)44.4%

2020 President Vote in this district

19,457 two-party votes · D+4.7 · D+0.2 vs. the nation
✓ Joe Biden (D)52.4%
Donald Trump (R)47.6%

2016 President Vote in this district

15,610 two-party votes · R+6.1 · R+8.4 vs. the nation
✓ Donald Trump (R)53.1%
Hillary Clinton (D)46.9%