For immediate release /2026 U.S. House forecast /2026 Series · Edition 3 /Sat 17 Oct 2026, 16:46 ET / 13:46 PT
Precision Analytica
Independent analytical research and forecasting · Los Angeles
Electoral Conversion Model · October update

Precision Analytica projects 224 Democratic House seats

The final pre-election edition projects Democrats at 224 seats [223–226] and Republicans at 211 under a D+7.4 national two-party House vote scenario.

Forecast stamp
House forecastDemocrats 224 [223–226] · Republicans 211
Forecast as of17 Oct 2026, 16:46 ET / 13:46 PTVersus current HouseDemocrats +10 seats (214 to 224)
National scenarioD+7.4 two-party House voteDecisive 218th seatPennsylvania 8th District (PA-08)

— Relative to the currently seated House—214 Democrats, 218 Republicans, one independent and two vacancies—the projection adds ten Democratic seats and changes chamber control.

October generic-ballot averages are near D+8.5. The model adopts a more cautious D+7.4 election-vote scenario, allowing for midterm turnout uncertainty and diminishing gains in closely contested districts. The 223–226 seat range reflects alternative assumptions and unresolved close races.

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Methodology

The Electoral Conversion Model translates national voting movement into district outcomes using incumbency, local voting history and current boundaries. Full method: A Blue Tide on a Redrawn Map.

Source and media contact

Precision Analytica · Los Angeles, California · research@precisionanalytica.com

Conditional seat projection, not a probability forecast. Current House membership: House Clerk, 15 October 2026. The working range is not a statistical confidence interval. Edition 1 and Edition 2 remain archived unchanged.