21 Grattan St, Brooklyn, NY 11206 Property Records

New York City property record for 21 Grattan St, Brooklyn, NY 11206 · Last verified May 2026

Property Highlights

Property Type	Industrial > Light Industrial (10% Improved Office Space; Machine Shop)
Year Built	Built 1931
Square Footage	3,750 sqft Gross Area
Lot Size	2,850 sqft (0.065 acres)
Tax Bill	$20,485.00 (2025)

Primary APN	`03093-0029`
Alternative APNs	`1005030930029` `3-03093-0029`

Account Number	3-03093-0029
Street Address	21 GRATTAN ST
City	BROOKLYN
State	NY
Zip	11206-3807
Property Usage	Industrial Property Usage
Type	Industrial > Light Industrial (10% Improved Office Space; Machine Shop)
Legal Block	3093
Legal Lot Number	29
Jurisdiction	KINGS (BROOKLYN) NY
Minor Civil Division	BROOKLYN
Census Blockgroup	2
Census Block	2004
Census Tract	45300

Source: New York City records · APN 03093-0029

Assessment roll updated May 4, 2026 · Last verified May 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record	Individual Name on File
Mailing Address	21 GRATTAN ST, BROOKLYN, NY 11206-3807
Owner Type	Owner is an Individual, Couple or Unincorporated Entity

Source: New York City records · Assessment roll updated May 4, 2026 · Last verified May 2026

Type	Name
State	New York
County	Kings County
Municipality	New York City
Unified School District	New York City Department Of Education (PK - 12)

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

Year	Tax Bill	Assessed Value	Assessed Market Value
2026		$204,750 (-14.15%) Land $51,300 Building $153,450	$455,000 (-14.15%) Land $114,000 Building $341,000
2025	$20,485.00 (-10.09%)
2023	$22,783.00	$238,500 Land $51,300 Building $187,200	$530,000 Land $114,000 Building $416,000