21 Jefferson St, Brooklyn, NY 11206 Property Records

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

Property Summary

Property Type	Duplex
Details	3,696 sqft · built 1899
Lot Size	0.051 acres (2,200 sqft)
Owner	2 Individual Names on File
Last Sale	$1,575,000 (Jan 2026)
Tax Bill	$2,021 (2025)
Deeds & Mortgages	Jan 2026 Sale & Mortgage
APN	`03160-0043`

Property Details

APN / Parcel Number

Primary APN	`03160-0043`
Alternative APNs	`1101031600043` `3-03160-0043`

Interior

Units	2 Units
Stories	3 Stories
Building Area	3,696 sqft Living Area
1st Floor Area	880 sqft

Exterior

Year Built	Built 1899
Effective Year Built	Effective 1899
Architectural Style	Duplex Single
Lot Area	2,200 sqft (0.051 acres)
Lot Dimensions	100 ft deep x 22 ft wide

Location & Zoning

Account Number	3-03160-0043
Street Address	21 JEFFERSON ST
City	BROOKLYN
State	NY
Zip	11206-6003
Property Category	Residential
Property Type	Residential > Multi-Unit > Duplex
Legal Block	3160
Legal Lot Number	43
Jurisdiction	KINGS (BROOKLYN) NY
Township / Civil Division	BROOKLYN
Census Block Group	3
Census Block	3001
Census Tract	38900

Owner

Source: New York City records · APN 03160-0043

Assessment roll updated May 4, 2026 · Last verified July 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	103 GRAHAM AVE, 2, BROOKLYN, NY 11206-2615
Owner Type	Individual
Vesting	Individual(s)

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Sale	Jan 02, 2026 · Amount on Record
Deed Sale	Jan 02, 2026 · Amount on Record
Prior Sale	Apr 14, 2025 · Amount on Record
Record Updated	Sep 20, 2026

January 2026: Deed, Transfer

Document Type	Deed
Jurisdiction	KINGS (BROOKLYN) NY
Recording Date	Jan 02, 2026
Property Address	21 JEFFERSON ST, BROOKLYN, NY 11206-6003
Document Number	0000000686
Instrument Date	Dec 23, 2025
Instrument	2026000000686
Transaction Type	Transfer
Record Updated	Jan 13, 2026

Transaction

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

Transferred From (Grantor/Seller)

Name	Verified Name
Address	21 JEFFERSON ST, BROOKLYN, NY 11206-6003

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	103 GRAHAM AVE APT 2, 2, BROOKLYN, NY 11206-2615

Mortgage

Document Number	0000000687
Date	Jan 02, 2026
Instrument	2026000000687

Lender

Name	MERS

Agreement

Amount	Amount Recorded

Tax Assessment & Valuation

Source: New York City records · Assessment roll updated May 4, 2026 · Last verified July 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		$103,440 (+927.52%) Land $11,520 Building $91,920	$1,724,000 (-11.36%) Land $192,000 Building $1,532,000
2025	$2,021.00 (+6.76%)	$10,067 (-90.94%) Land $994 Building $9,073	$1,945,000 (+5.02%) Land $192,000 Building $1,753,000
2023	$1,893.00	$111,120 Land $11,520 Building $99,600	$1,852,000 Land $192,000 Building $1,660,000

Flood & Wildfire

Source: FEMA National Flood Hazard Layer · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

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

Wildfire

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

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