421 73rd St, Brooklyn, NY 11209 Property Records

New York City property record for 421 73rd St, Brooklyn, NY 11209 · Last verified May 2026

Property Highlights

Property Type	Commercial > Office > Mixed Use Commercial Office / Residential
Year Built	Built 1905
Square Footage	2,970 sqft Gross Area
Lot Size	2,000 sqft (0.046 acres)
Last Sale	$1,200,000 (2021)
Tax Bill	$10,981.00 (2025)

Property Details

APN / Parcel Number

Primary APN	`05909-0071`
Alternative APNs	`1803059090071` `3-05909-0071`

Interior

Units	6 Units
Building Area	2,970 sqft Gross Area
1st Floor	960 sqft 1st Floor
Stories	3 Stories

Exterior

Year Built	Built 1905
Effective Year Built	Effective 1905
Lot Area	2,000 sqft (0.046 acres)
Depth X Width	100 ft x 20 ft Depth x Width

Location & Zoning

Account Number	3-05909-0071
Street Address	421 73RD ST
City	BROOKLYN
State	NY
Zip	11209-2609
Property Usage	Commercial Property Usage
Type	Commercial > Office > Mixed Use Commercial Office / Residential
Legal Block	5909
Legal Lot Number	71
Jurisdiction	KINGS (BROOKLYN) NY
Minor Civil Division	BROOKLYN
Census Blockgroup	3
Census Block	3000
Census Tract	13000

Owner

Source: New York City records · APN 05909-0071

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	2 Individual Names on File
Mailing Address	421 73RD ST, BROOKLYN, NY 11209-2609
Owner Type	Owner is an Individual, Couple or Unincorporated Entity

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Sale	May 28, 2021 · Amount on Record
Deed Sale	May 28, 2021 · Amount on Record
Prior Sale	Feb 04, 2014 · Amount on Record
Deed Doc Number	2021199345
Record Refreshed	Jun 08, 2026

May 2021: Deed, Transfer

Document Type	Deed
Jurisdiction	KINGS (BROOKLYN) NY
Recording Date	May 28, 2021
Property Address	421 73RD ST, BROOKLYN, NY 11209-2609
Document Number	0000199345
Instrument Date	May 14, 2021
Instrument	2021000199345
Transaction Type	Transfer
Record Updated	Aug 19, 2022

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on File
Loan-to-Value (LTV)	LTV on Record
Tax	$0.00
Amount Accuracy	Full Amount Stated
Additional	Arms Length Transaction

Transferred From (Grantor/Seller)

Name	Verified Name
Address	70 IRONMINE DR, 70, STATEN ISLAND, NY 10304-1130

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	421 73RD ST, BROOKLYN, NY 11209-2609

Mortgage

Document Number	0000199346
Date	May 28, 2021
Instrument	2021000199346

Lender

Name	MERS

Agreement

Amount	Amount Recorded

Tax Assessment & Valuation

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

Property Jurisdictions

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

Tax Bill & Assessment History

Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.

Year	Tax Bill	Assessed Value	Assessed Market Value
2026		$82,920 (+1.62%) Land $19,200 Building $63,720	$1,382,000 (+1.62%) Land $320,000 Building $1,062,000
2025	$10,981.00 (+11.55%)
2023	$9,844.00	$81,600 Land $19,200 Building $62,400	$1,360,000 Land $320,000 Building $1,040,000

Flood & Wildfire

Our records do not include FEMA flood map data for 421 73rd St; wildfire exposure is none.

Flood

Source: FEMA National Flood Hazard Layer

FEMA Flood Zone	FEMA flood map data for this location is not available in our records

Wildfire

Source: USDA Forest Service Wildfire Risk to Communities · 2nd edition (2024), fuels as of 2020

Wildfire Risk to Homes	Not rated no burnable land in reach
Wildfire Likelihood	Negligible
Exposure	None beyond ember reach of burnable land

Values are read at the parcel center point; lenders make the official flood determination.