damnlines for iPhoneLive lines & push alerts — freeGetdamnlines.comUnion Square's only rooftop bar, atop the Hotel W, known for unobstructed Manhattan skyline views and a AvroKO-designed space.
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Guardian at the W is billed as "Union Square's only rooftop bar," and per The Rooftop Guide it takes both reservations and walk-ins, but reservations carry a "$75 minimum spend required" (The Rooftop Guide).
That minimum-spend policy signals the venue manages demand through pricing rather than a strict door line, per The Rooftop Guide's 2026 rooftop bar roundup, which lists it among NYC's 40 top rooftops for its unobstructed skyline panoramics.
Patterns as reported by press and regulars — not measured by damnlines.
Reservations: Reservations accepted with a $75 minimum spend requirement (The Rooftop Guide).
Walk-ins: Walk-ins accepted (The Rooftop Guide).
No specific wait times are reported; The Rooftop Guide notes the venue accepts walk-ins alongside reservations.
Yes — reservations are accepted, but they require a "$75 minimum spend," per The Rooftop Guide.
Yes, walk-ins are accepted according to The Rooftop Guide, alongside the reservation option.
Sources: The Rooftop Guide