509 Ralph Ave, Brooklyn, NY 11233 Property Records

New York City property record for 509 Ralph Ave, Brooklyn, NY 11233

Property Summary

Property Type	Mixed Use Commercial Office / Residential
Details	3,062 sqft · built 1923
Lot Size	0.046 acres (1,980 sqft)
Owner	Company Name on Record
Last Sale	$400,000 (Aug 2019)
Tax Bill	$3,923 (2025)
Deeds & Mortgages	Sep 2020 Mortgage Aug 2019 Sale & Mortgage
APN	`01462-0001`

Property Details

APN / Parcel Number

Primary APN	`01462-0001`
Alternative APNs	`0509014620001` `3-01462-0001`

Interior

Units	4 Units
Stories	2 Stories
Building Area	3,062 sqft Gross Area
1st Floor Area	1,540 sqft

Exterior

Year Built	Built 1923
Effective Year Built	Effective 1923
Lot Area	1,980 sqft (0.046 acres)
Lot Dimensions	90 ft deep x 22 ft wide
View / Lot	Corner

Location & Zoning

Account Number	3-01462-0001
Street Address	509 RALPH AVE
City	BROOKLYN
State	NY
Zip	11233-4406
Property Category	Commercial
Property Type	Commercial > Office > Mixed Use Commercial Office / Residential
Local Zoning Code	R6
Legal Block	1462
Legal Lot Number	1
Jurisdiction	KINGS (BROOKLYN) NY
Township / Civil Division	BROOKLYN
Census Block Group	2
Census Block	2001
Census Tract	36300

Owner

Source: New York City records, as of May 4, 2026

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

Owner of Record	Company Name on Record
Mailing Address	509 RALPH AVE, BROOKLYN, NY 11233-4406
Owner Type	Company
Vesting	Company

Deeds, Mortgages & Sale History

Date	Document
Sep 11, 2020	Deed of Trust, Mortgage UIF CORPORATION
Aug 16, 2019	Grant Deed, Transfer 509 RALPH INC

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Aug 16, 2019 · Amount on Record
Deed Sale	Aug 16, 2019 · Amount on Record
Deed Document Number	2019262662
Record Updated	Oct 29, 2026

September 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	KINGS (BROOKLYN) NY
Property Address	509 RALPH AVE, BROOKLYN, NY 11233-4406
Transaction Type	Mortgage
Record Updated	Feb 5, 2021

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000255855
Date	Sep 11, 2020
Instrument	2020000255855

Lender

Name	UIF CORPORATION
Address	2015 WASHTENAW AVE, ANN ARBOR, MI 48104

Agreement

Amount	Amount Recorded

August 2019: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	KINGS (BROOKLYN) NY
Recording Date	Aug 16, 2019
Property Address	509 RALPH AVE, BROOKLYN, NY 11233-4406
Document Number	0000262662
Instrument Date	Jul 12, 2019
Instrument	262662
Transaction Type	Transfer
Record Updated	Sep 2, 2019
Title Company	EMPIRE LAND SERVICES CORPORATION, EMPIRE LAND SVCS CORP

Transaction

Amount	Amount Recorded
Loan-to-Value (LTV)	LTV on Record
Tax	$1,600.00
Amount Accuracy	Confirmed
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Company
Address	509 RALPH AVE BROOKLYN NY 112334406, BROOKLYN, NY 11233-4406

Mortgage

Document Number	262663
Date	Aug 16, 2019
Instrument	262663

Lender

Name	509 RALPH INC
Address	100 BANKS AVE, ROCKVILLE CENTRE, NY 11570-3939

Agreement

Amount	Amount Recorded

Tax Assessment & Valuation

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		$60,420 (+23.71%) Land $6,780 Building $53,640	$1,007,000 (+23.71%) Land $113,000 Building $894,000
2025	$3,923.00 (+3.54%)	$48,840 (-27.71%) Land $6,780 Building $42,060	$814,000 (-27.71%) Land $113,000 Building $701,000
2024	$3,789.00 (+6.02%)
2023	$3,574.00	$67,560 Land $6,780 Building $60,780	$1,126,000 Land $113,000 Building $1,013,000

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

Source: FEMA National Flood Hazard Layer · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood Zone	Not on file
Nearby Flood Policies	1 in force

Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.

Wildfire

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 978 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Verizon Fiber · Fixed Wireless in parts of the area	2,300 / 2,300
Optimum Cable · Fiber in parts of the area	940 / 35

May also be available: ResiBridge, Skywire Networks, Starry, T-Mobile.

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