Union Square, Baltimore
| Union Square-Hollins Market Historic District | |
| Union Square | |
| Location | Roughly bounded by Fulton, Fayette, Pratt and Schroeder Streets, Baltimore, Maryland | 
|---|---|
| Coordinates | 39°17′13″N 76°38′25″W / 39.28694°N 76.64028°W | 
| Area | 479 acres (194 ha) | 
| Built | 1830 | 
| Architectural style | Greek Revival, Other, Federal, Italianate | 
| NRHP reference No. | 83002941 | 
| Added to NRHP | September 15, 1983 | 
Union Square is a neighborhood located in the Sowebo area of Baltimore. It dates to the 1830s and includes a historic district of houses and commerce buildings.