U.S. House

VOTE-SCOPE FORECAST · PROPRIETARY PROJECTION · EXCLUSIVE ADJUSTMENTS

Latest run: 2026-07-15 651 polls aggregated 50,000 simulations
Model Heron us_house_2026

RACE BOARD · RUN 2026-07-15

Democratic lead by 5 seats. The market is more bullish.

220Democratic · seats
71%Democratic · finishes first
215Republican · seats
86%Democrats · Polymarket →

651 polls · 50,000 simulations · our exclusive read of the race

Current House Composition

218 seats for a majority
  • Republican 218
  • Democratic 214
  • Vacant 3

Seat projection

218 seats for a majority
Democratic ▲ +0.9
220
Vote
51.7%
P(majority)
71%
P(largest)
71%
Republican ▲ +2.6
215
Vote
48.1%
P(majority)
29%
P(largest)
29%

Analysis

Vote intention

Raw polls (dots) and model estimate (diamonds) with 95% confidence interval.

Scenario probabilities

Probability of winning a majority or finishing strictly first, across the 50,000 Monte Carlo simulations.

The race question

Can either party build a durable House majority in a nationalized midterm?

The national mood sets the field, but control is won district by district: retirements, recruitment and a small set of suburban seats can outweigh a modest polling lead.

How we got here

How we got here

The House has spent several cycles on a narrow knife-edge. Redistricting reduced the number of truly elastic districts, making candidate quality and local turnout unusually consequential.

Read the projection as today’s map of uncertainty—not a forecast frozen until election day. The seat distribution matters more than any single headline average.

What just changed

What just changed

15 JUL 2026

220–215: control fits inside five seats

The model gives Democrats a 71.4% path to 218 while Polymarket prices Democratic control at 85.5%. The disagreement is the story: the market sees a wave; the district model still sees a knife-edge.

Our read: Live model and market comparison. Market prices remain external.

What can still change the race

What can still change the race

  1. Candidate fields and retirements in competitive districts.
  2. A sustained movement in the generic ballot rather than a one-day reaction.
  3. Turnout and persuasion gaps across suburban, Latino and working-class districts.

Riding map

All ridings

435 / 435 ridings
Detailed projection by electoral district
RidingProv.ProjectionVote%MarginP(win)vs 2024
PA-3PADemocratic100.0%99.9%100%Hold
WA-9WADemocratic99.9%99.9%100%Hold
KY-5KYRepublican96.1%92.2%100%Hold
MS-3MSRepublican96.1%92.2%100%Hold
OK-3OKRepublican96.1%92.2%100%Hold
IL-16ILRepublican96.1%92.2%100%Hold
KY-4KYRepublican96.1%92.2%100%Hold
IL-15ILRepublican96.1%92.1%100%Hold
WA-4WARepublican95.9%91.9%100%Hold
MD-4MDDemocratic90.7%81.3%100%Hold
CA-12CADemocratic90.6%81.2%100%Hold
GA-5GADemocratic87.7%75.4%100%Hold
CA-11CADemocratic87.2%74.3%100%Hold
WA-7WADemocratic86.3%72.5%100%Hold
IL-7ILDemocratic85.1%70.3%100%Hold
MA-7MADemocratic84.8%69.5%100%Hold
MD-7MDDemocratic84.5%69.1%100%Hold
NY-13NYDemocratic79.4%67.9%100%Hold
NY-10NYDemocratic78.1%66.3%100%Hold
CA-37CADemocratic83.0%66.1%100%Hold
MO-1MODemocratic81.6%63.1%100%Hold
MD-8MDDemocratic81.0%62.4%100%Hold
TX-37TXDemocratic81.0%62.1%100%Hold
CO-1CODemocratic80.3%60.7%100%Hold
OH-11OHDemocratic79.9%59.8%100%Hold
AL-4ALRepublican79.3%58.7%100%Hold
TX-18TXDemocratic79.2%58.5%100%Hold
WI-4WIDemocratic79.0%58.4%100%Hold
NJ-10NJDemocratic78.7%58.3%100%Hold
NY-15NYDemocratic73.5%58.0%100%Hold
NY-12NYDemocratic74.9%57.9%100%Hold
CA-34CADemocratic78.8%57.7%100%Hold
MA-5MADemocratic78.5%57.0%100%Hold
GA-4GADemocratic78.0%55.9%100%Hold
NY-8NYDemocratic74.0%55.7%100%Hold
CA-43CADemocratic77.7%55.4%100%Hold
MN-5MNDemocratic77.6%55.2%100%Hold
NE-3NERepublican77.2%54.3%100%Hold
NY-9NYDemocratic72.7%54.2%100%Hold
GA-6GADemocratic77.1%54.2%100%Hold
CA-16CADemocratic77.1%54.1%100%Hold
CA-15CADemocratic77.0%54.0%100%Hold
VA-8VADemocratic75.8%53.0%100%Hold
MA-3MADemocratic76.0%52.0%100%Hold
NY-5NYDemocratic73.4%52.0%100%Hold
MA-6MADemocratic75.8%51.6%100%Hold
TX-30TXDemocratic75.8%51.5%100%Hold
TN-1TNRepublican75.8%51.5%100%Hold
LA-2LADemocratic75.7%51.4%100%Hold
NC-12NCDemocratic75.3%50.7%100%Hold

House 2026 — party control

Live odds via Polymarket

District profile

Dive into a specific district

Projection, sitting representative, 2026 candidates, primary race leader (where polls exist), 2025-2026 redistricting impact — for each of the 435 House districts.

Browse all 435 districts →