San Francisco Proposition G — Allowing Private Vehicles on the Upper Great Highway in Sunset Dunes Park

Last updated Sat, Nov 7, 4:33 PM ET

Ballot measure · November 3, 2026 · Only voters in this district

What it does
Shall the City close Sunset Dunes Park from Monday at 4:00 a.m. through Friday at 6:00 p.m., unless a holiday falls on a weekday, in order to reopen the roadway known as the Upper Great Highway to private vehicles during that time?
A YES vote means
Sunset Dunes Park would close from Monday at 4:00 a.m. through Friday at 6:00 p.m. (except weekday holidays) so the Upper Great Highway could reopen to private vehicles during that time.
A NO vote means
Sunset Dunes Park would not close on weekdays, and the Upper Great Highway would not reopen to private vehicles.
Needed to pass
A simple majority: more than half of the YES and NO votes on this measure must be YES. Leaving it blank doesn't count either way.
Left–right lean
Unclear: our AI read of the official summary isn't confident enough (we require 70%) to place this on the left–right spectrum, so we don't. Read the summary and decide for yourself.

The YES and NO lines are SpectrumVote's plain-language reading of the official text above; the official text is what you vote on.

Official text: source

Only on your ballot if you live in the City and County of San Francisco.

Background

According to the Ballot Simplification Council's digest, Sunset Dunes Park replaced the Upper Great Highway between Lincoln Way and Sloat Boulevard and is closed to private vehicles at all times.

Proposition G would close the park from Monday 4:00 a.m. to Friday 6:00 p.m. (except weekday holidays) to reopen the roadway to private vehicles, and would require the City to obtain any needed approvals, including California Coastal Act permits.

Deputy City Controller ChiaYu Ma's statement estimates approximately $9.8 million in one-time capital costs and approximately $500,000 to $1.9 million annually if the roadway reopens to private vehicles.

It qualified by citizen initiative petition; the Department of Elections certified on July 23, 2026 that the petition had enough valid signatures (10,615 were required for an initiative ordinance).

Put on the ballot by Citizen initiative petition; certified by the Department of Elections July 23, 2026.

From official source.

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Quick answers

What does a YES vote on San Francisco Proposition G mean?
Sunset Dunes Park would close from Monday at 4:00 a.m. through Friday at 6:00 p.m. (except weekday holidays) so the Upper Great Highway could reopen to private vehicles during that time.
What does a NO vote on San Francisco Proposition G mean?
Sunset Dunes Park would not close on weekdays, and the Upper Great Highway would not reopen to private vehicles.
How many votes does San Francisco Proposition G need to pass?
A simple majority: more than half of the YES and NO votes on this measure must be YES. Leaving it blank doesn't count either way.
Should I vote yes or no on San Francisco Proposition G?
SpectrumVote doesn't endorse anyone or tell you how to vote. Read what a YES and a NO vote each do, and the official text, then decide based on what you want to happen.
When is the vote?
The general election was Tuesday, November 3, 2026. Counts are unofficial until each state certifies its results over the following weeks; your state or county election office has the official results.

Not sure how to decide? Read our nonpartisan guide to the San Francisco County ballot.

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