620 E 18th St, #3J, Brooklyn, NY 11226 Property Records

New York City property record for 620 E 18th St, #3J, Brooklyn, NY 11226

Property Summary

Property Type	Cooperative Housing Block
Details	98,955 sqft · built 1961
Lot Size	0.554 acres (24,150 sqft)
Owner	Company Name on File
APN	`05217-00183J`

Property Details

APN / Parcel Number

Primary APN	`05217-00183J`
Alternative APNs	`05217-0018-1-0-3J` `3-05217-0018-3J` `3-05217-0018`

Interior

Units	76 Units
Stories	6 Stories
Building Area	98,955 sqft Gross Area
1st Floor Area	22,300 sqft

Exterior

Year Built	Built 1961
Effective Year Built	Effective 1961
Lot Area	24,150 sqft (0.554 acres)
Lot Dimensions	100 ft deep x 240 ft wide

Location & Zoning

Account Number	3-05217-0018
Street Address	620 E 18TH ST, 3J
City	BROOKLYN
State	NY
Zip	11226-7302
Property Category	Residential
Property Type	Residential > Cooperative > Cooperative Housing Block
Local Zoning Code	R7A
Legal Block	5217
Legal Lot Number	18
Jurisdiction	KINGS (BROOKLYN) NY
Township / Civil Division	BROOKLYN
Census Block Group	2
Census Block	2005
Census Tract	51800

Owner

Source: New York City records · APN 05217-00183J

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	Company Name on File
Mailing Address	620 E 18TH ST, 3J, BROOKLYN, NY 11226-7302
Owner Type	Company
Vesting	Company

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Verified Name on Deed
Record Updated	Jun 08, 2026

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 market value is set for property tax purposes and is not a market price estimate.

Year	Assessed Market Value
2019	$4,651,000 Land $725,000 Building $3,926,000

Flood & Wildfire

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

Flood

FEMA Flood Zone	Not on file
Nearby Flood Policies	2 in force

Wildfire

Wildfire Risk	Not rated no burnable land within ember reach

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.

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
Optimum Communications Cable · Fiber in parts of the area	940 / 35
T-Mobile USA Fixed Wireless	100 / 20

May also be available: Starry, Xchange Telecom.

Based on FCC filings for 1,104 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.