Black Sugar

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320 Ofarrell St
San Francisco, CA 94102
Proudly serving high quality drinks made with organic loose-leaf tea, Straus Milk, real fruit, pure cane sugar, and of course, boba soaked in black sugar.

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4.5

(1,016)

Photo of Sherman T.
Sherman T.
1/12/2026

A veteran to the brown sugar boba scene and a longstanding favorite for me when it comes to milk tea and coffee. Black Sugar has a prime location within Union Square in the city and being just...

Photo of Pamela P.
Pamela P.
12/23/2025

The drinks here are overpriced and not special tasting. If i am paying $7 for a drink I expect it to be at least decent. We got the Strawberry Matcha and there was barely any matcha. Even then the...

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Vira P.
10/31/2025

We're so lucky to have so many great boba cafes here in San Francisco. And Black Sugar is one of them. It's a small spot at the edge of the Tenderloin near Union Square. They have a few...

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Nathan Y.
12/30/2025

Black sugar is an okay option around the Union Square area, and it's small and minimalistic. It's mostly just an in and out type of place for your boba fix! I recently ordered a roasted oolong...

Photo of Kayla L.
Kayla L.
10/27/2025

I was visiting from the South Bay and not too familiar with San Francisco, but I stopped by Black Sugar since it was nearby and had great boba reviews. The ambiance is clean, minimalist, and gives...

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