Cook Predicts Major Republican Losses in 2026 Midterms

Republicans face the possibility of sweeping electoral losses in the November 2026 midterm elections as President Donald Trump's declining approval ratings and leadership controversies weaken the party's standing nationwide. Veteran election forecaster Charlie Cook expects Democrats to make substantial gains in both chambers of Congress.

Cook, founder of the Cook Political Report, told The New Republic that the political environment confronting Republicans represents an exceptionally difficult electoral situation. His latest projections suggest Democrats could gain five Senate seats and secure at least 230 seats in the House.

Democrats need to gain four seats in both the House and Senate to take control of Congress. RealClearPolling data show Democrats leading the generic congressional ballot by approximately nine percentage points, while prediction markets have placed their chances of winning the Senate at roughly three in four.

Cook delivered a particularly harsh assessment of Republican prospects when asked about the upcoming elections.

"How about an a-- whooping?" Cook replied.

"It's more than a beating. It's a hell of a beating."

"There's no putting a smiley face on this thing," Cook added.

His Senate forecast has become increasingly unfavorable for Republicans. Cook now anticipates five Democratic pickups, which would give the party a 52-seat majority, compared with his earlier projection of two or three additional seats.

He also suggested the Democratic total could eventually reach 53 or 54 seats. New York Times and Siena College polling showed Democratic candidates leading in seven competitive Senate contests, including Texas.

In Texas, Democrat James Talarico leads Republican Ken Paxton by five to seven percentage points, despite the state's longstanding Republican voting history.

Cook also expressed concern about Republican senators Cindy Hyde-Smith of Mississippi and Roger Marshall of Kansas, as well as Darline Graham of South Carolina. He questioned the electoral strength of some Republican incumbents.

"Underperform what a potted plant might get," Cook said of the political performance of certain Republican senators in their home states.

In the House, Cook considers 230 Democratic seats "the realistic floor" for the party's potential performance, indicating that its eventual total could be higher.

Rising economic pressure and dissatisfaction with the administration have also contributed to Republican difficulties. The war against Iran, launched by Trump in February, has driven fuel prices higher despite earlier presidential assurances that the increase would be temporary.

According to AAA, average gasoline prices have reached $4.15 per gallon, while diesel costs $6.29 per gallon. Trump's approval rating has meanwhile dropped into the low 30s, its lowest recorded level.

Cook characterized the political conditions facing Republicans as their worst in decades.

"In at least a generation, and maybe since Watergate," Cook said when describing the scale of the party's electoral difficulties.

However, Cook cautioned against interpreting Republican losses as evidence that Democrats have suddenly secured broad support from American voters. He described the political environment as a "red undertow," reflecting dissatisfaction with the Republican administration rather than a fundamental shift toward Democratic policies.

He argued that voter frustration was primarily directed at Trump and Republican lawmakers who supported his administration.

"This is really more about being p---ed off at President Trump and at Republicans who enabled him," Cook said.

Cook also contrasted public expectations of Democratic and Republican administrations when explaining the growing dissatisfaction.

"They expect a Democratic president to screw them. They don't expect a Republican president, this one, to screw them. But they're feeling screwed."

He expects the political backlash to influence voter participation, with relatively weak turnout among Republican supporters and particularly strong participation among Black voters, especially in Southern states.

"We're going big," Cook said when discussing anticipated Black voter participation.

Separately, Washington Post opinion contributor Charles Lane argued in an article published November 2 that Trump's leadership is the central cause of the Republican Party's electoral vulnerability. Lane acknowledged that election outcomes normally depend on multiple factors, including voter turnout and unexpected political developments.

However, he argued that the 2026 elections could be different because of Trump's concentration of political power within the administration and Republican Party. Lane identified the president's governing approach as the principal explanation for the party's deteriorating electoral position.