Incumbent Democrat Laura Gillen holds a commanding lead in the NY-04 House race, reflecting her narrow 2024 victory that flipped the Nassau County swing district and the Democratic edge in voter enrollment. Forecasters rate the seat Lean or Tilt Democratic, consistent with trader consensus pricing her reelection near 90 percent. Jeanine Driscoll secured the Republican nomination in June after a lopsided primary, positioning her campaign around local property-tax relief and affordability issues in the South Shore district. The seat’s recent partisan flips underscore its sensitivity to turnout and swing-voter shifts, yet no major developments since the primaries have materially altered the outlook. Late-campaign events, national midterm dynamics, or unusually high Republican mobilization could still narrow the gap before November 3.