334 9 Street, Brooklyn, NY 11215

334 9 Street, Brooklyn, NY 11215 is a 4-story mixed residential and retail building, built in 1921, with 3 residential units, on a 1,450 sq ft lot. The city's 2027 market value is $3,710,000. It last sold on 11/13/2025 for $5,650,000. City records list 23 violations (5 open), 7 mortgages and 1 sale for this lot.

1. 2027City market value set at $3,710,000
2. 11/13/2025Sold for $5,650,000
3. 1921Building completed

Address

334 9 Street

Borough

Brooklyn

Zip code

11215

Block & lot

01011-0017

BBL

3010110017

Condo number

—

Community district

306

School district

15

Council district

39

Historic district

—

Owner

Locked. Included in the full report.Unlock owner name for free

Property type

Mixed residence and store (S3)

Square feet

3,552 sq ft

Building dimensions

Locked. Included in the full report.

Stories

4

Year built

1921

Year altered

—

Residential units

3

Total units

4

Buildings on lot

1

Lot sq ft

1,450

Lot dimensions

20 ft x 73 ft

Zoning

Locked. Included in the full report.

FAR

Locked. Included in the full report.

Buildable area

Locked. Included in the full report.

Market value

$3,710,000

Tax year

2027

Last sale date

11/13/2025

Last sale price

$5,650,000

Tax amount

Locked. Included in the full report.

Loan amount

Locked. Included in the full report.

• Pre-foreclosureAny open foreclosure case on the lot: plaintiff, filing date, case type and court status.
• Owner & contacts· 10 people and companiesOwner of record is a companyOwner of record, deed owners, mailing address, registered officers and managing agent, permit applicants.
• Sales history· 1 saleEvery priced sale on the lot, with unit and building class at the time of sale.
• Financials· 7 mortgagesOpen mortgages, lenders, loan amounts, recording and maturity dates, estimated equity.
• Tax· 5 years of assessmentsAnnual tax bill, tax class and assessment history by roll year.
• Permits· 2 permitsBuilding permit filings, job types, status and estimated cost.
• DevelopmentZoning districts, residential, commercial and facility FAR, unused air rights.
• Violations· 23 violations5 openOpen and closed housing and building violations with balances due.

When was 334 9 Street built?

334 9 Street was built in 1921, according to the city's lot file.

How many units does 334 9 Street have?

334 9 Street has 4 units, 3 of them residential across 4 stories.

When did 334 9 Street last sell?

It last sold on 11/13/2025 for $5,650,000, according to the city's recorded sales.

What is 334 9 Street worth?

The city's 2027 market value for 334 9 Street is $3,710,000. That is the city's assessment estimate, not an appraisal or an asking price.

Who owns 334 9 Street?

Create a free Hercules account to see the owner of record for 334 9 Street. The full report adds the deed owners, the mailing address and the people named on the building's registrations.

• 419 5 AvenueOffice (O5) · 11,619 sq ft
• 417 5 AvenueStore building (K4) · 2,680 sq ft
• 415 5 AvenueStore building (K4) · 3,420 sq ft
• 413 5 AvenueMixed residence and store (S2) · 3,116 sq ft
• 411 5 AvenueStore building (K4) · 7,400 sq ft
• 336 7 StreetWalk-up apartments (C0) · 2,430 sq ft
• 338 7 StreetOne family dwelling (A4) · 2,430 sq ft
• 338a 7 StreetWalk-up apartments (C0) · 2,430 sq ft

City market value and tax year

Market value is the city's estimate for tax purposes. This is not a current sale price or an appraisal.

Valuation tax year: 2027

Recorded sale

Latest recorded sale date: 11/13/2025

Refresh dates are not available in this preview. The tax year and sale date describe the records, not when Hercules last refreshed them.

Product facts · Market value, assessed value and sale price explained