A table for two was open on 84% of dates, so booking ahead works.
Last updated . Source: SnagRes availability record, 54,910 checks of Union - Logan Square through 19 October 2026. How we measure. Open dataset.
It publishes no release time. In our checks it books about 31 days ahead on Resy.
Per its Resy listing: 5 to 11 pm Monday to Thursday, and 5 pm to midnight Friday and Saturday.
Not usually. At our latest reading (19 October 2026), it had a table for two on 84% of dates, from 54,910 checks. Chicago joined our tracker in late September 2026, so this is early.
Yes. SnagRes texts or emails you the moment a table opens on a date you picked. It never books, holds or resells a table: you book it yourself on Resy.
Union publishes no release time. In our checks its Resy calendar runs about 31 days ahead.
Our latest reading, dated 19 October 2026, found a table for two on 84% of dates and 84% for four, across 54,910 checks. It has not opened a table on Sundays in our checks, which usually means it is closed then. On the nights it opens, a table was usually there.
Times ran from 5:00 PM to 10:30 PM, and 9:30 PM showed up most.
Treat that as an early reading. Chicago joined our tracker in late September 2026, so the figure rests on a few weeks of checks rather than months of history, and it will move as more come in. We track 68 Chicago restaurants in total.
The listing gives hours of 5 to 11 pm Monday to Thursday and 5 pm to midnight on Friday and Saturday. Parties of eight or more pay a 25% gratuity. Happy hour runs 5 to 6 pm Monday to Thursday. The phone is (773) 697-7788.
A cancellation can open your night again. SnagRes checks Union's calendar continuously and texts you the moment a table opens on a date you picked.
SnagRes never books, holds or resells a table. It tells you one is free, and you book it yourself on Resy.
Keep reading: Union availability right now · The hardest Chicago reservations, measured · Last-minute tables in Chicago · When Chicago restaurants release tables · Every Chicago restaurant we track, live
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Union - Logan Square's calendar runs about 31 days deep. At the last check a table for two was bookable on 84% of the dates in that window, so booking a few days ahead is usually enough.
SnagRes watches Union - Logan Square, along with 283 more hard-to-book restaurants in New York, San Francisco, Los Angeles and Chicago, and alerts you when a table opens. Watching one is free and no card is needed: watch Union free.