203 Gelston Ave, Brooklyn, NY 11209 Property Records

New York City property record for 203 Gelston Ave, Brooklyn, NY 11209

Property Summary

Property Type	Duplex
Details	1,080 sqft · built 1899
Lot Size	0.053 acres (2,325 sqft)
Owner	Individual Name on File
Last Sale	$800,000 (Jan 2019)
Tax Bill	$6,217 (2025)
Deeds & Mortgages	Jan 2019 Sale & Mortgage
APN	`06110-0004`

Property Details

APN / Parcel Number

Primary APN	`06110-0004`
Alternative APNs	`1808061100004` `3-06110-0004`

Interior

Units	2 Units
Stories	2 Stories
Building Area	1,080 sqft Living Area
1st Floor Area	630 sqft

Exterior

Year Built	Built 1899
Effective Year Built	Effective 1899
Architectural Style	Duplex Single
Construction Type	Frame
Lot Area	2,325 sqft (0.053 acres)
Lot Dimensions	116 ft deep x 20 ft wide

Location & Zoning

Account Number	3-06110-0004
Street Address	203 GELSTON AVE
City	BROOKLYN
State	NY
Zip	11209-7009
Property Category	Residential
Property Type	Residential > Multi-Unit > Duplex
Local Zoning Code	R5B
Legal Block	6110
Legal Lot Number	4
Jurisdiction	KINGS (BROOKLYN) NY
Township / Civil Division	BROOKLYN
Census Block Group	2
Census Block	2001
Census Tract	16000

Owner

Source: New York City records · APN 06110-0004

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	7510 14TH AVE, BROOKLYN, NY 11228-2404
Owner Type	Individual
Vesting	Individual(s)

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Verified Name on Deed
Last Sale	Jan 15, 2019 · Amount on Record
Deed Sale	Jan 15, 2019 · Amount on Record
Prior Sale	Jan 23, 2014 · Amount on Record
Deed Document Number	201916062
Record Updated	Jun 08, 2026

January 2019: Deed, Transfer

Document Type	Deed
Jurisdiction	KINGS (BROOKLYN) NY
Recording Date	Jan 15, 2019
Property Address	203 GELSTON AVE, BROOKLYN, NY 11209-7009
Document Number	0000016062
Instrument Date	Dec 10, 2018
Instrument	2019000016062
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	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name
Address	334 84TH ST, 334, BROOKLYN, NY 11209-4407

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	7510 14TH AVE, BROOKLYN, NY 11228-2404

Mortgage

Document Number	0000016063
Date	Jan 15, 2019
Instrument	2019000016063

Lender

Name	QUONTIC BANK
Type	Bank

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		$53,880 (+14.83%) Land $14,280 Building $39,600	$898,000 (+14.83%) Land $238,000 Building $660,000
2025	$6,217.00 (+5.88%)	$46,920 (-17.51%) Land $14,280 Building $32,640	$782,000 (-17.51%) Land $238,000 Building $544,000
2024	$5,872.00 (+4.63%)
2023	$5,612.00	$56,880 Land $14,280 Building $42,600	$948,000 Land $238,000 Building $710,000

Flood & Wildfire

Source: FEMA National Flood Hazard Layer · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026

Flood

FEMA Flood Zone	Not on file

Wildfire

Wildfire Risk	Not rated no burnable land within ember reach

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

Internet Providers

Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026

Provider	Max Down / Up (Mbps)
Verizon Fiber · Fixed Wireless in parts of the area	2,300 / 2,300
Spectrum Cable · Fiber in parts of the area	1,000 / 1,000
T-Mobile USA Fixed Wireless	100 / 20

May also be available: Optimum Communications, Xchange Telecom.

Based on FCC filings for 1,553 locations within half a mile of this property.

Drinking Water

Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026

Water System	NEW YORK CITY SYSTEM serves 8,271,000 people
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 as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.