421 Grand Avenue, Brooklyn, NY 11238

421 Grand Avenue, Brooklyn, NY 11238 is a 4-story walk-up apartment building, built in 1872, with 6 residential units, on a 2,385 sq ft lot. The city's 2027 market value is $1,333,000. It last sold on 12/29/2025 for $3,200,000.

1. 2027City market value set at $1,333,000
2. 12/29/2025Sold for $3,200,000
3. 1872Building completed

Address

421 Grand Avenue

Borough

Brooklyn

Zip code

11238

Block & lot

01982-0010

BBL

3019820010

Condo number

—

Community district

302

School district

13

Council district

35

Historic district

Clinton Hill Historic District

Owner

Sign up free to see the owner

Property type

Walk-up apartments (C5)

Square feet

3,540 sq ft

Building dimensions

Locked. Included in the full report.

Stories

4

Year built

1872

Year altered

—

Residential units

6

Total units

6

Buildings on lot

1

Lot sq ft

2,385

Lot dimensions

24 ft x 102 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

$1,333,000

Tax year

2027

Last sale date

12/29/2025

Last sale price

$3,200,000

Tax amount

Locked. Included in the full report.

Loan amount

Locked. Included in the full report.

Property and building facts

NYC Department of City Planning's PLUTO lot file supplies building characteristics, lot dimensions and district information.

City market value and tax year

NYC Department of Finance's property valuation roll supplies the city's market value estimate for tax purposes. This is not a current sale price or an appraisal.

Valuation tax year: 2027

Recorded sale

NYC Department of Finance's rolling and annualized sales files supply the recorded sale date and price shown here.

Latest recorded sale date: 12/29/2025

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

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

• Pre-foreclosureAny open foreclosure case on the lot: plaintiff, filing date, case type and court status.
• Owner & contactsOwner of record, deed owners, mailing address, HPD officers and managing agent, permit applicants.
• Sales historyEvery priced sale on the lot, with unit and building class at the time of sale.
• FinancialsOpen mortgages, lenders, loan amounts, recording and maturity dates, estimated equity.
• TaxAnnual tax bill, tax class and assessment history by roll year.
• PermitsDOB and DOB NOW filings, job types, status and estimated cost.
• DevelopmentZoning districts, residential, commercial and facility FAR, unused air rights.
• ViolationsOpen and closed HPD, DOB and ECB violations with balances due.

When was 421 Grand Avenue built?

421 Grand Avenue was built in 1872, according to the city's lot file.

How many units does 421 Grand Avenue have?

421 Grand Avenue has 6 units across 4 stories.

When did 421 Grand Avenue last sell?

It last sold on 12/29/2025 for $3,200,000, according to the city's recorded sales.

What is 421 Grand Avenue worth?

The city's 2027 market value for 421 Grand Avenue is $1,333,000. That is the Department of Finance's assessment estimate, not an appraisal or an asking price.

Who owns 421 Grand Avenue?

Create a free Hercules account to see the owner of record for 421 Grand Avenue. The full report adds the deed owners, the mailing address and the people named on the building's registrations.

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