House Control 2026

2026 House Races to Watch: 15 Most Competitive Districts

Republicans hold a razor-thin 220-215 majority. Democrats need just 4 net seats to flip the House. With a D+5.7 generic ballot and 38.8% Trump approval, the environment favors Democratic gains. These 15 districts will decide control.

Published May 10, 2026 — Updated with current candidate status and polling
220
Republican Seats
215
Democratic Seats
4
Seats for Majority
D+5.7
Generic Ballot

Republican-Held Toss-Up Seats (Democrats Targeting)

NY-17 — Westchester/Rockland

Mike Lawler (R) defending • Challenger: TBD (D)
Toss-Up

Lawler won in 2022 by 0.9 points in a district Harris carried in 2024. Westchester County’s college-educated suburbs have moved left on education and reproductive rights. Democrats need a strong local candidate. This is one of the DCCC’s top targets.

2024 Presidential: Harris +2 2024 House: Lawler +6 Cook Rating: Lean R

PA-1 — Bucks County

Brian Fitzpatrick (R) defending • Democrats recruiting
Lean R

Fitzpatrick is one of the most bipartisan Republicans in Congress, which helps him survive in Biden-won territory. Democrats have tried to defeat him in 2020, 2022, and 2024 — coming within 3 points each time. Bucks County’s suburban Philadelphia character makes it perpetually competitive. Fitzpatrick’s moderate brand faces stress in a nationalized environment.

2024 Presidential: Trump +2 2024 House: Fitzpatrick +6 Cook Rating: Lean R

CO-8 — Greeley / Adams County

Gabe Evans (R) • Yadira Caraveo (D) lost 2024
Toss-Up

Evans flipped this seat by just 1.7 points in 2024. CO-8 covers Weld and Adams counties, with Greeley’s agricultural economy and Adams County’s working-class suburban Latino base. Caraveo is expected to run again. The district has been competitive in every election since its creation in 2022.

2024 Presidential: Trump +3 2024 House: Evans +1.7 Cook Rating: Toss-Up

AZ-6 — East Valley / Scottsdale

Juan Ciscomani (R) defending • Democrats recruiting
Lean R

Ciscomani won his 2022 debut by 1 point over Kirsten Engel (D), then won more comfortably in 2024 as Arizona shifted right. AZ-6 covers Scottsdale, Mesa, and the eastern Phoenix suburbs. College-educated voters and retirees make up its base. A strong Democratic candidate in a favorable environment could make this competitive again.

2024 Presidential: Trump +8 2024 House: Ciscomani +10 Cook Rating: Lean R

CA-13 — Central Valley / Merced

John Duarte (R) defending • Merced-area Democrats recruiting
Lean R

Duarte won his first race in 2022 by 564 votes — the narrowest margin in the country. In 2024, he won more convincingly as Trump carried the Central Valley. But Trump-era tariffs on agriculture have hit this farming district hard. A D+5.7 environment and strong challenger could put this back in play.

2024 Presidential: Trump +6 2024 House: Duarte +8 Cook Rating: Lean R

Democratic-Held Toss-Up Seats (Republicans Targeting)

NC-1 — Northeastern NC / Goldsboro

Don Davis (D) defending • Top Republican target
Toss-Up

Davis won in 2022 and 2024 in a district Trump carried by 5 points. NC-1 covers rural northeastern North Carolina, including Goldsboro, Wilson, and the tobacco/hog country of the coastal plain. Davis is a moderate Democrat who has won by emphasizing military and veterans issues (Fort Bragg nearby). Republicans will throw significant resources here in 2026. The NRCC considers this one of their top picks.

2024 Presidential: Trump +5 2024 House: Davis +3 Cook Rating: Toss-Up

WA-3 — Southwest Washington / Vancouver

Marie Gluesenkamp Perez (D) defending
Toss-Up

MGP pulled off one of the biggest upsets of 2022 in this Trump+4 district. She won re-election in 2024 by less than 2,000 votes — the narrowest Democratic margin in the country. Vancouver, Longview, and Kelso make up the core. She runs as an independent-minded, auto-shop-owning moderate. Republicans will recruit a formidable challenger; every national group will be involved.

2024 Presidential: Trump +4 2024 House: MGP +0.1 Cook Rating: Toss-Up

NY-18 — Hudson Valley / Newburgh

Pat Ryan (D) defending • Republicans targeting
Lean D

Ryan won the August 2022 special election that signaled the abortion backlash against Republicans. He survived 2024 in a district Trump narrowly carried. NY-18 covers Kingston, Newburgh, and the Hudson Valley. Ryan is a West Point grad and Army veteran who runs on a national security and healthcare platform. He has strong local roots and a fundraising edge.

2024 Presidential: Trump +1 2024 House: Ryan +5 Cook Rating: Lean D

NV-3 — Henderson / South Las Vegas

Susie Lee (D) defending • Las Vegas suburbs
Lean D

Lee survived 2024 as Nevada flipped to Trump at the presidential level. NV-3 covers Henderson and southern Las Vegas suburbs — a mix of union households, retirees, and service workers. Nevada’s Hispanic rightward shift makes this district watch-worthy. Lee benefits from the Culinary Workers Union infrastructure, which is the strongest ground game in Nevada.

2024 Presidential: Trump +1 2024 House: Lee +4 Cook Rating: Lean D

MI-7 — Ann Arbor / Lansing

Curtis Hertel (D) • New open-seat Democrat
Lean D

The Ann Arbor/Ypsilanti/Lansing corridor leans Democratic due to University of Michigan and state government workers. Curtis Hertel (former state senator) won this seat in 2024. Republicans may recruit a strong challenger from Livingston County’s conservative base in the district. With a D+4 presidential lean, this seat is safe-ish but watchable.

2024 Presidential: Harris +4 2024 House: Hertel +6 Cook Rating: Lean D

Historical Generic Ballot vs. House Seat Gains

Year Generic Ballot Margin Seat Change Context
2010 R+6.8 R+63 Obama’s first midterm; ACA backlash; Tea Party wave
2014 R+5.7 R+13 Obama’s second midterm; low turnout; Senate focus
2018 D+8.6 D+40 Trump’s first midterm; suburban college-educated backlash
2022 R+2.8 R+5 Expected red wave failed; Dobbs drove D turnout; close races
2026 (current) D+5.7 Projected D+15 to D+25 Trump second term; low approval; tariff economic damage; Dobbs anniversary

Note: Generic ballot margin at a comparable point in the cycle (spring/early summer), not final pre-election polls. Early generic ballot often overstates eventual margin.

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Generic Ballot Democrats47.8% Republicans41.1% D+6.7 Trump Approval Approve39% Disapprove58% Senate D47 R53 House D213 R222 Generic Ballot Tracker Trump Approval Senate 2026 House 2026 Latest Analysis