No open violations on record. Building is in full compliance.
What This Means for Buyers
321 UNION STREET is a boutique modern condominiums building with walk-up in Carroll Gardens. Carroll Gardens is defined by its deep front gardens and long-standing bakeries and restaurants along Court and Smith Streets. The real estate market features wide historic brownstones alongside new c... Zoned R6B, this building sits in a residential zoning district. The building has a clean compliance record with no open violations.
Carroll Gardens
Carroll Gardens is defined by its deep front gardens and long-standing bakeries and restaurants along Court and Smith Streets. The real estate market features wide historic brownstones alongside new construction condominiums that maintain the low-rise building scale.
View Full Neighborhood ProfilePublic Records & Ownership Lookup
Search this building's deed history, mortgages, and LLC ownership through official NYC government databases. Free public data.
ACRIS Records
Every recorded deed, mortgage, and lien since 1966.
nyc.gov
NYC Property Portal
Tax bill, ownership, building class, zoning.
BBL: 3004287503.00000000
LLC Lookup
Find the managing member of an LLC owner from ACRIS.
dos.ny.gov
DOB BIS Record
Department of Buildings permits, violations, and certificates of occupancy.
nyc.gov/dob
Permanent Property Identifier
BBL: 3-00428-7503
New to ACRIS? Read our step-by-step guide.
Looking to buy in this building?
See active sale listings in Carroll Gardens and similar buildings nearby.
Sales History
| Date ▼ | Unit | Beds | Price | Sq Ft |
|---|---|---|---|---|
| Dec 4, 2020 | Unit 1-A | 2BR | $1,165,000 | 1,082 |
| Apr 3, 2014 | Unit 3A | 1BR | $760,000 | 690 |
| May 15, 2019 | Unit 3B | 2BR | $1,527,000 | 1,192 |
| Apr 21, 2025 | Unit 1B | 2BR | $1,910,000 | 1,663 |
| Jun 25, 2013 | Unit 3B | 2BR | N/A | - |
| Oct 2, 2013 | Unit 1A | 2BR | N/A | - |
Closed sale data from REBNY Listing Service. Information deemed reliable but not guaranteed.
Compliance & Violations
Clean Compliance Record
This building has no open violations on record with NYC DOB or HPD.
Source: NYC Department of Buildings & HPD (data.cityofnewyork.us)
Nearby Transit
No subway stations found within 0.5 miles.
Approximate walking distances.
Nearby Schools
No public schools found within walking distance.
Permits & Renovations
No recent permit filings found.
Zoning & Development
Residential zoning district.
Building Details
- Building Class
- Condominiums (R1)
- Land Use
- 2
- Floors
- 4
- Total Units
- 7
- Gross Floor Area
- 8,934 sq ft
- Lot Area
- 4,067 sq ft
- Lot Frontage
- 40.67 ft
- Lot Depth
- 100 ft
- Community District
- CD 6
- City Council
- District 39
- School District
- 15
- Police Precinct
- 76
- Fire Company
- E279
- Sanitation District
- 6
- BBL
- 3004287503.00000000
Source: NYC PLUTO (data.cityofnewyork.us)
Street View
Location
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