The area around the center of Union Square is primarily zoned OS (parks). OS — Open Space — Parks, open space, cemeteries and community gardens or farms; little other development.
Updated Oct 31, 2026 · Reflects the latest available zoning classification; updated periodically.OS — Open Space — Parks, open space, cemeteries and community gardens or farms; little other development.
Near its center, Union Square is primarily zoned OS (parks). Zoning varies by parcel — search an address above for the exact classification.
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Search Union SquareZoning reflects the classification near the center of Union Square; actual zoning varies parcel by parcel — search an address for its exact district. Source: Open Baltimore (City of Baltimore open data). Open data updates on a delay, so the most recent records may be incomplete. For general information only — not legal, financial, or real-estate advice.