2026 Primary Election Update: Key Races and Results from June 2

As of Wednesday, June 3, 2026, the political landscape across the United States is shifting following a busy primary election day. Voters in six states—California, Iowa, Montana, New Jersey, New Mexico, and South Dakota—headed to the polls on June 2 to determine the candidates who will appear on the general election ballot later this year.

Overview of the June 2 Primaries

The Associated Press reported that election officials across the six participating states managed the tabulation of votes throughout the night. These contests are critical for setting the stage for the upcoming midterm elections, with both major parties looking to secure momentum.

California’s Crowded Field

California, which utilizes a “top-two” primary system, saw significant attention focused on the race to replace Governor Gavin Newsom. Because the governor is reaching his term limit, a wide array of candidates—including billionaire Tom Steyer—entered the contest. Under the state’s electoral rules, the two candidates receiving the most votes will advance to the general election, regardless of their party affiliation.

Races to Watch in Iowa and Beyond

In Iowa, the Republican field for the Senate seat currently held by the retiring Senator Joni Ernst has drawn high-profile attention. Representative Ashley Hinson has received an endorsement from Donald Trump, positioning her as a central figure in the party’s nomination battle. Meanwhile, Democrats are working to increase their competitiveness in the state.

Other states also held notable contests:

• New Jersey: Voters participated in primaries for both Senate and House seats, with particular interest in the status of Representative Tom Kean Jr.
• South Dakota: The Republican primary has attracted multiple candidates, underscoring the party’s focus on maintaining its influence in the state.
• Montana & New Mexico: Both states held primary elections for various federal and state-level offices, contributing to the broader national picture of the 2026 cycle.

Key Takeaways

• Top-Two Dynamics: California’s unique primary structure continues to reshape gubernatorial and legislative races by allowing multiple candidates from the same party to potentially advance.
• National Influence: Presidential endorsements and party leadership remain central themes in competitive Senate and House primaries, particularly in states like Iowa.
• Election Integrity: According to the Associated Press, which has tracked U.S. Election results since 1848, the focus remains on tabulating results accurately and declaring winners only when trailing candidates no longer have a statistical path to victory.

Looking Ahead: The 2026 Calendar

The primary season is far from over. As the nation moves past the June 2 results, political attention shifts quickly to upcoming contests. On June 9, Maine will hold its own primary elections, featuring a closely watched Democratic Senate contest between candidates representing different ideological wings of the party. The winner of that race is set to face incumbent Senator Susan Collins in the general election.

For voters and observers, the 2026 primary calendar serves as a essential roadmap for the remainder of the election cycle. As results are tabulated and winners are confirmed, the composition of the next Congress and various state-level governments will become increasingly clear.

This report is based on verified data from the Associated Press and official election reporting.