<![CDATA[ San Francisco’s family-friendly, alcohol-free Cinco de Mayo street party takes over Valencia Street between 21st and 24th on Tuesday, May 5, 2026, 10:00 AM–6:00 PM. A main stage and smaller music stages anchor the block party, with food vendors from Bay Area Mexican and Central American kitchens. All proceeds benefit Mission Neighborhood Centers. Where: Valencia Street between 21st and 24th, Mission District. Cost: Free Source: sanfranciscobay.com events / Mission Neighborhood Centers. ]]> Free family-friendly Cinco de Mayo block party on Valencia Street, Tuesday May 5, 10 AM–6 PM.