Bay Area/ San Francisco

San Francisco's Great Highway Park Plan Upheld: Court Denies Prop K Legal Challenge

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Published on January 06, 2026
San Francisco's Great Highway Park Plan Upheld: Court Denies Prop K Legal ChallengeSource: Pi.1415926535, CC BY-SA 3.0, via Wikimedia Commons

A legal challenge against San Francisco's Proposition K, which sought to roll back the conversion of a stretch of the Great Highway into the Sunset Dunes park, has been denied by a Superior Court judge, securing another victory for park advocates. The ballot measure, passed with 54% in favor back in November 2024, faced opposition from local groups who feared increased traffic congestion in nearby streets. However, a judge's ruling has affirmed the measure's legality under state law, as reported by KTVU and confirmed on The SF Standard.

Amid the legal skirmish, Friends of Sunset Dunes has stood firm, championing the park as a boon for future generations, their president, Lucas Lux, spelled it out following the ruling saying, "After two ballot measures, two lawsuits, three failed appeals, and dozens of hours of public meetings and untold administrative time and cost, this ruling affirms Proposition K's legal foundation, and affirms the city's authority to move forward in creating a permanent coastal park to serve future generations of San Franciscans," as per KTVU, and while the plaintiffs plan to appeal, they have yet to see success in courts or at the ballot.

The group opposing the park, including former supervisor candidate Matthew Boschetto and others, argued that local voters overstepped their bounds and that the Proposition skirted necessary environmental reviews; however, the court ruled otherwise. City Attorney David Chiu’s office successfully defended the legality of Prop K in court, with his spokesperson Jen Kwart expressing gratitude for the court’s validation of the voters’ decision, as mentioned in an interview by The SF Standard.

While the community remains divided, 64% of Sunset District residents originally voted against the measure, the social media post by Friends of Sunset Dunes underscores the current state of the legal battle, stating, "Breaking News: An SF Superior Court judge just issued a ruling in the lawsuit filed by park opponents to overturn Prop K, denying its four legal claims!" This decision, echoed across various platforms, challenges the opponents to shift their efforts from legal disputes to collaborative development of the park, as both Judge Jeffrey Ross and the city attorney's office have endorsed the measure as compliant with state law, their arguments backed by a legal background and the voters' mandate.