Sfist iconSfistSep 28, 2026 ~2 min source read

Tensions Flare Again at Rossmoor Retirement Community; Groups Organize ‘Day of Listening’

A series of incidents in the upscale Rossmoor senior community — including vandalism and anti-LGBTQ actions — prompted 18 local groups to schedule a unity event and film screenings this October.

Once Again, the Rossmoor Retirement Community Is Having Some Culture Wars

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Several incidents in Rossmoor this year targeted LGBTQ and Palestine-support groups, including slashed tires, a vulgar confrontation on a dance floor, and vandalism of a bulletin board.

Contra Costa Chief Assistant District Attorney Simon O’Connell plans to attend the October 2 event and framed the local response as notable because older residents are confronting hate directly.

Related anti-hate programming across California includes Not In Our Town’s United Against Hate Week scheduled for October 18–24.

Quick summary

Rossmoor, a planned senior community in eastern Contra Costa County with roughly 10,000 residents, has seen a wave of confrontational incidents this year. These incidents targeted residents and community groups, including the Rossmoor LGBTQ Alliance and a Palestine group, and follow a prior 2024 dispute that turned physical on a pickleball court. Local organizations organized a day-long unity event to address the tensions and show opposition to hate.

What happened

No criminal charges have been announced in connection with these incidents as of the reporting. Contra Costa Chief Assistant District Attorney Simon O'Connell said he plans to attend the community event on October 2.

Community response and the October events

Eighteen community groups in Rossmoor, including the Democratic Club, Voices for Justice in Palestine, the Rossmoor LGBTQ Alliance, African Americans and Friends, and Rossmoor Advocates for Diversity, are organizing "A Day of Listening, Learning and Unity — Rossmoor Stands United Against Hate" on Friday, October 2. The program will include screenings of two short films produced by the anti-hate group Not In Our Town and will follow with community discussions.

Not In Our Town is also coordinating broader activity across the state: United Against Hate Week runs October 18–24, with partner towns and cities joining in anti-hate programming.

Notable context

Rossmoor is home to many active seniors who participate in clubs for politics, golf, cultural interests, and advocacy. Two years ago a political dispute in the community escalated into a physical altercation on a pickleball court. The current incidents suggest renewed friction between residents and between organized interest groups inside Rossmoor.

Why this matters locally

The incidents show how national culture and politics can surface in small, older communities, producing harassment and vandalism as well as organized efforts to confront those problems. Rossmoor's October 2 event is a deliberate attempt to bring groups together to talk, view anti-hate films, and reduce tensions without immediately turning to law enforcement. The participation of the county's deputy DA signals an official interest in monitoring and engaging with the community response.

What to watch next

  • The tone and outcomes of the October 2 community sessions and whether they lead to sustained programming or policy changes inside Rossmoor.
  • Local participation in Not In Our Town's United Against Hate Week (October 18–24) and whether that extends the conversation beyond a single community.

More context around this story.

Eugeneweekly iconEugeneweeklySep 10, 2026

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