21 Hemlock St, Brooklyn, NY 11208 Property Records

New York City property record for 21 Hemlock St, Brooklyn, NY 11208

Property Summary

Property Type	Duplex
Details	1,760 sqft · built 1925
Lot Size	0.038 acres (1,667 sqft)
Owner	Individual Name on File
Last Sale	$539,000 (Dec 2015)
Tax Bill	$5,296 (2025)
Deeds & Mortgages	Jun 2021 Mortgage Dec 2019 Transfer
APN	`04107-0030`

Property Details

APN / Parcel Number

Primary APN	`04107-0030`
Alternative APNs	`1305041070030` `3-04107-0030`

Interior

Units	2 Units
Stories	2 Stories
Building Area	1,760 sqft Living Area
1st Floor Area	917 sqft

Exterior

Year Built	Built 1925
Effective Year Built	Effective 1925
Architectural Style	Duplex Single
Construction Type	Frame
Lot Area	1,667 sqft (0.038 acres)
Lot Dimensions	100 ft deep x 16.7 ft wide

Location & Zoning

Account Number	3-04107-0030
Street Address	21 HEMLOCK ST
City	BROOKLYN
State	NY
Zip	11208-1520
Property Category	Residential
Property Type	Residential > Multi-Unit > Duplex
Local Zoning Code	R5
Legal Block	4107
Legal Lot Number	30
Jurisdiction	KINGS (BROOKLYN) NY
Township / Civil Division	BROOKLYN
Census Block Group	1
Census Block	1001
Census Tract	118201

Owner

21 Hemlock St, a duplex, is owned and occupied by an individual who acquired it in January 2021.

Source: New York City records, as of October 19, 2026

Owner of Record	Individual Name on File
Mailing Address	21 HEMLOCK ST, BROOKLYN, NY 11208-1520
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Individual(s)

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Deeds, Mortgages & Sale History

Date	Document
Jun 18, 2021	Intrafamily Transfer, Transfer US BANK NATIONAL ASSOCIATION
Dec 5, 2019	Quit Claim Deed, Transfer SUMMIT ASSOCS.

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Dec 3, 2015 · Amount on File
Deed Sale	Dec 3, 2015 · Amount on File
Prior Sale	Aug 11, 2015 · Amount on File
Deed Document Number	2015427583
Last Transfer Date	Jan 12, 2021
Transfer Doc	0000230974
Record Updated	Oct 29, 2026

June 2021: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	KINGS (BROOKLYN) NY
Recording Date	Jun 18, 2021
Property Address	21 HEMLOCK ST, BROOKLYN, NY 11208-1520
Document Number	0000230974
Instrument Date	Jan 12, 2021
Instrument	2021000230974
Transaction Type	Transfer
Record Updated	Jun 29, 2021

Transaction

Tax	$0.00
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name
Address	21 HEMLOCK ST, 21, BROOKLYN, NY 11208-1520

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	21 HEMLOCK ST, BROOKLYN, NY 11208-1520

Mortgage

Document Number	0000230978
Date	Jun 18, 2021
Instrument	2021000230978

Lender

Name	US BANK NATIONAL ASSOCIATION

Agreement

Amount	Amount on Record

December 2019: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	KINGS (BROOKLYN) NY
Recording Date	Dec 5, 2019
Property Address	21 HEMLOCK ST, BROOKLYN, NY 11208-1520
Document Number	0000398614
Instrument Date	Dec 3, 2019
Instrument	398614
Transaction Type	Transfer
Record Updated	Dec 17, 2019
Title Company	SUMMIT ASSOCS.

Transaction

Tax	$0.00
Additional	Quitclaim Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Husband and Wife
Address	21 HEMLOCK ST BROOKLYN NY 112081520, BROOKLYN, NY 11208-1520

Tax Assessment & Valuation

The 2025 property tax bill for 21 Hemlock St was $5,296.

Source: New York City assessment roll, as of May 4, 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

Year	Tax Bill	Assessed Value	Assessed Market Value
2026		$54,720 Land $15,420 Building $39,300	$912,000 Land $257,000 Building $655,000
2025	$5,296.00
2023	$4,749.00	$52,800 Land $15,420 Building $37,380	$880,000 Land $257,000 Building $623,000

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.

Flood

FEMA has no flood map on file for 21 Hemlock St.

Source: FEMA National Flood Hazard Layer

FEMA Flood Zone	Not on file

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

Wildfire

The area around 21 Hemlock St has no burnable land within ember reach, so its wildfire risk is not rated.

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

Wildfire Risk	Not rated no burnable land within ember reach

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water System	NEW YORK CITY SYSTEM serves 8,271,000 people · EPA ID NY7003493
Water Source	Surface water
Last State Inspection	Dec 2025
Lead	10 ppb (2024) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	Uncovered finished water reservoir currently in violation since Feb 2017
Monitoring and Reporting	None last 3 years

Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.

Internet Providers

Source: FCC Broadband Data Collection, based on 2,111 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Optimum Fiber · Cable	8,000 / 8,000
Verizon Fiber · Fixed Wireless in parts of the area	2,300 / 2,300
T-Mobile Fixed Wireless	100 / 20

May also be available: Andrena, Spectrum.

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