Brooklyn

307 Union Ave

Brooklyn, NY 11211Individually ownedBBL 3024130018BIN 3000000

Updated Aug 1, 2026 · 16 sources

ClassG6
Market Value$104K
Property Summary

307 UNION AVE is a property located at 307 UNION AVE, Brooklyn, NY 11211. The assessed market value is $104K. It last sold for $2.3M on Dec 27, 2012. Public records list the property as individually owned. There are 2 violations on record (0 currently open). Data sourced from NYC Department of Buildings (DOB), Housing Preservation & Development (HPD), Department of Finance (DOF), and other government agencies.

Property Details

Address307 UNION AVE, Brooklyn, NY 11211
G6
Year BuiltN/A
FloorsN/A
Total UnitsN/A
Building AreaN/A
Lot SizeN/A
3024130018
3000000
OwnershipIndividually owned

Assessment & Sales

$104K
$47K
$47K
$2.3M
Last Sale DateDec 27, 2012

Building Permits

none on record

No building permits found in local records.

Violations

2 on record · none currently open
DOB LegacyC
DISMISSED
Issued Nov 14, 1994#351463

1.NO BUMPER GUARDS IN OPEN PARKING LOT. IN THAT NO BUMPOERS ARE PROVIDED ADJACENT (2)TO WALLS WITHIN ENTIRE PARKING LOT. PARKING LOT O CCUPIED WITHOUT A VALID CERTIFICATE OF OCCUPANCY.. REMEDY: DISCONTINUE ILLEGAL USE

View this violation's full details & status history →
DOB LegacyC
DISMISSED
Issued Apr 22, 1993#178423

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Frequently Asked Questions

Are there building permits at 307 UNION AVE, Brooklyn?

No building permits were found in local records for 307 UNION AVE, Brooklyn, NY 11211. Permit data is sourced from the NYC Department of Buildings. For the most current permit status, check DOB NOW or BIS directly.

Does 307 UNION AVE, Brooklyn have violations?

Yes. 307 UNION AVE, Brooklyn, NY 11211 has 2 violations on record, with 0 currently open. Breakdown: 2 DOB. Sources: NYC DOB, HPD, and ECB/OATH.

Does 307 UNION AVE, Brooklyn have docketed judgments?

No docketed OATH judgments were found in local records for 307 UNION AVE, Brooklyn, NY 11211. Judgment data is sourced from NYC Office of Administrative Trials & Hearings (OATH) hearing records.

What is the property tax assessment for 307 UNION AVE?

307 UNION AVE, Brooklyn, NY 11211 has an assessed market value of $104K and a total assessed value of $47K (land: $47K). Assessment data is from the NYC Department of Finance (DOF).

When was 307 UNION AVE last sold?

307 UNION AVE, Brooklyn, NY 11211 last sold for $2.3M on Dec 27, 2012. Sale records are sourced from NYC ACRIS and Department of Finance rolling sales data.

Who owns 307 UNION AVE?

307 UNION AVE, Brooklyn, NY 11211 is individually owned according to public records. Ownership data is from NYC Department of Finance assessment rolls. View the current owner of record and registered contacts in the full property report on RegWatch.

How do I get a full property report for 307 UNION AVE?

Search 307 UNION AVE on RegWatch to see its public record free — violations, permits, tax records, zoning, environmental data, and more from 250+ government sources, no credit card required. A Full Analysis report adds the complete title history, owner contacts, and a downloadable PDF.

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307 UNION AVE, Brooklyn, NY 11211 — Property Records, Permits, Violations, Tax & Zoning | RegWatch