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Brooklyn

100 Sullivan St

Brooklyn, NY 11231Individually ownedBBL 3005550027BIN 3000000
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16 sources

ZoningR5
ClassV1
Market Value$299K

100 SULLIVAN ST is a property located at 100 SULLIVAN ST, Brooklyn, NY 11231. The property is zoned R5. The assessed market value is $299K. It last sold for $510K on Jul 2, 2025. Public records list the property as individually owned. There are 34 building permits on record (22 active). Data sourced from NYC Department of Buildings (DOB), Housing Preservation & Development (HPD), Department of Finance (DOF), and other government agencies.

A RegWatch Dossier

65records on file

The lot at 100 Sullivan St holds its ground over Kings. It sits on land zoned R5. It is carried on the public rolls at a market value of $299K, and assessed for tax at $59.4K. In the 28 years its record reaches back, the lot has drawn 65 separate government filings.

The documentary life of the address leans hard toward permit: 34 of its 65 records, fully 52%, fall under that one heading. Lien (10) and sale (6) trail well behind. No violations stand open against it today.

The pace is anything but even. The early decades pass in near silence; the filings cluster heavily in recent years, peaking in 2025.

Read together — 52% permit, 28 years of accumulation, a parcel of Kings — these scattered records compose a portrait of the address that no single page sets out to draw.

$299K of Kings, written across 65 government filings.

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Executive summary, compliance history, title chain & existing debt, recorded documents & agreements, owner contacts, tax detail, Use & Development, build envelope, market comps, investment metrics, deal math & stress tests, deal signals, pre-foreclosure signals, neighborhood. Downloadable PDF. One payment, no subscription.

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Sources
NYC DOBNYC HPDNYC DOFACRISNYC DCPECB/OATHNYC DEPNYC LPCNYC FDNYNYS DHCRMOCEJFEMAEPAUS CensusHUDUSGS
latest record

Property Details

Address100 SULLIVAN ST, Brooklyn, NY 11231
V1
Year Built0
FloorsN/A
Total Units0
Building AreaN/A
Lot Size1 sqft
ZoningR5
ConditionN/A
3005550027
3000000
OwnershipIndividually owned

Assessment & Sales

$299K
$59K
$59K
$510K
Last Sale DateJul 2, 2025

Building Permits

34 on record · 22 active
Alteration — Type 3DOB Legacy
PLAN EXAM - DISAPPROVED
Filed Sep 29, 2026Job #340800921-01

BPP

View this permit's full record & inspection history →
PlumbingDOB NOW
SIGNED-OFF
Filed Aug 28, 2026Est. cost $30KJob #B01313204-S2

Initial Permit

View this permit's full record & inspection history →
General ConstructionDOB NOW
PERMIT ENTIRE
Filed Aug 28, 2026Est. cost $30KJob #B01313204-S2
View this permit's full record & inspection history →
Curb CutDOB NOW
PERMIT ISSUED
Filed Aug 24, 2026Est. cost $5KJob #B01442885-I1

Initial Permit

View this permit's full record & inspection history →
General ConstructionDOB NOW
PERMIT ENTIRE
Filed Aug 24, 2026Est. cost $5KJob #B01442885-I1
View this permit's full record & inspection history →

+ 29 more permits — view full report

Violations

none on record

No violations found in local records.

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Title history, detailed tax records, environmental data, zoning analysis, and more from 250+ government sources.

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Frequently Asked Questions

Are there building permits at 100 SULLIVAN ST, Brooklyn?

Yes. 100 SULLIVAN ST, Brooklyn, NY 11231 has 34 building permits on record, with 22 currently active. Permits are sourced from the NYC Department of Buildings (DOB Legacy and DOB NOW systems). The most recent permit is a Alteration — Type 3 (PLAN EXAM - DISAPPROVED) filed Sep 29, 2026.

Does 100 SULLIVAN ST, Brooklyn have violations?

No violations were found in local records for 100 SULLIVAN ST, Brooklyn, NY 11231. Violation data is sourced from DOB (safety and legacy), HPD (housing), and ECB (environmental control).

Does 100 SULLIVAN ST, Brooklyn have docketed judgments?

No docketed OATH judgments were found in local records for 100 SULLIVAN ST, Brooklyn, NY 11231. Judgment data is sourced from NYC Office of Administrative Trials & Hearings (OATH) hearing records.

What is the property tax assessment for 100 SULLIVAN ST?

100 SULLIVAN ST, Brooklyn, NY 11231 has an assessed market value of $299K and a total assessed value of $59K (land: $59K). Assessment data is from the NYC Department of Finance (DOF).

When was 100 SULLIVAN ST last sold?

100 SULLIVAN ST, Brooklyn, NY 11231 last sold for $510K on Jul 2, 2025. Sale records are sourced from NYC ACRIS and Department of Finance rolling sales data.

What is the zoning for 100 SULLIVAN ST?

100 SULLIVAN ST, Brooklyn, NY 11231 is zoned R5. Zoning data is from the NYC Department of City Planning (DCP). For detailed FAR, overlays, and development rights, view the full property report on RegWatch.

Who owns 100 SULLIVAN ST?

100 SULLIVAN ST, Brooklyn, NY 11231 is individually owned according to public records. Ownership data is from NYC Department of Finance assessment rolls. View the current owner of record and registered contacts in the full property report on RegWatch.

How do I get a full property report for 100 SULLIVAN ST?

Search 100 SULLIVAN ST on RegWatch to see its public record free — violations, permits, tax records, zoning, environmental data, and more from 250+ government sources, no credit card required. A Full Analysis report ($15, one-time) adds the complete title history, owner contacts, and a downloadable PDF.

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100 SULLIVAN ST, Brooklyn, NY 11231 — Property Records, Permits, Violations, Tax & Zoning | RegWatch