Helm

OH-04 House forecast

Safe Rep2026 lines

Polls close

Jordan 95% chance

  • Joshua Kolasinski (D)0% past 7 days5%
  • Jim Jordan (R)0% past 7 days95%

Chance over time

  • Kolasinski5%
  • Jordan95%

Chance over time, past month: Kolasinski from 5% to 5%; Jordan from 95% to 95%.

Chance over time, past month, weekly
DateKolasinskiJordan
Sep 22, 20265%95%
Sep 29, 20266%95%
Oct 6, 20265%96%
Oct 14, 20265%96%
Oct 21, 20265%95%

Projected margin

Most likely Jordan by 30–35 · 8 in 10: Jordan +43.6 to Jordan +23.5

Margin forecast from public sources, collected by Helm's data infrastructure
Projected margin of victory
MarginChance
Jordan by 55+1%
Jordan by 50–552%
Jordan by 45–503%
Jordan by 40–4515%
Jordan by 35–4023%
Jordan by 30–3532%
Jordan by 25–3013%
Jordan by 15–2511%
Jordan by 0–15<1%
Kolasinski wins<1%

Helm simulation

Not among the districts that most often decide House control in the simulation.

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Context

  • New lines for 2026: the current OH-04 member was elected on different lines.

More in Ohio

14 more House districts

News and signals

House
92% DEM
Senate
65% DEM