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121 Carroll Street, Brooklyn, NY 11231 Property Information

Also known as: 123 Carroll St, Brooklyn, NY 11231

121 Carroll Street, Brooklyn, NY 11231 Property Information

Also known as: 123 Carroll St, Brooklyn, NY 11231

  • General
  • Owner
  • Documents
  • Tax
  • Permits
  • Neighborhood
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121 Carroll Street, Brooklyn, NY 11231 1
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Address

Primary address 121 Carroll Street
Secondary address 117-119 Carroll St
Neighborhood Carroll Gardens
Zip code 11231
Borough Brooklyn
Block & lot 00349-0034

Sales & Tax Overview for 121 Carroll Street, Brooklyn

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Tax class
Estimated property tax $94,134

Lot & Building Information for 121 Carroll Street, Brooklyn

Lot sq. ft. 10,000
Lot dimensions 100 ft x 100 ft
Property type Walk-up Apartment - Over Six Families with Stores (C7)
Building sqft 12,250
Building dimensions 100 ft x 60 ft
Buildings on lot 2
Stories 2
Year built 1918
Year last altered 1996
Construction type
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Zoning & Use for 121 Carroll Street, Brooklyn

Zoning
Residential units (DOF) 7
Commercial units 1
Residential sqft

Area Overview

Walk Score
Transit Score
Bike Score


School district 15
Community district 6
Closest police station 0.08 Miles
Closest fire station 0.25 Miles

View more neighborhood information such as transportation, nearby schools and risk designations in the dedicated tab.

Other Property Data for 121 Carroll Street, Brooklyn

New York property reports include comprehensive occupancy, development and violation information. Create a free account to access valuable data points such as:

Floor area ratio (FAR) for 121 Carroll Street, Brooklyn, NY 11231, including commercial and residential FAR, FAR as built and usable floor area.
Development maps such as planimetric, zoning, urban landscape, and HPD alternative enforcement program maps.
Violations for 121 Carroll Street, Brooklyn, NY 11231, including DOB violations, ECB violations, HPD violations and 311 complaints.

Alternate Addresses

You will find all alternate addresses for the property in this section.

  • 117-119 Carroll St, Brooklyn, NY 11231
  • 121-123 Carroll St, Brooklyn, NY 11231

About 121 Carroll Street, Brooklyn

How many square feet does 121 Carroll Street, Brooklyn, NY 11231 have?

This Walk-up Apartment - Over Six Families with Stores (C7) located at 121 Carroll Street, Brooklyn, NY 11231 has a total of 12,250 square feet.

What is the year built & the current market value of 121 Carroll Street, Brooklyn, NY 11231?

121 Carroll Street, Brooklyn, NY 11231 was built in 1918 and has a current tax assessor's market value of $3,395,000.

How many commercial spaces does this building have?

This building has 1 commercial spaces available for lease.

Ownership Information for 121 Carroll Street, Brooklyn

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Property owner name for 121 Carroll Street, Brooklyn, NY 11231
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Building contacts for 121 Carroll Street, Brooklyn, NY 11231
Building management:
Representatives (from permits):
Tenants:
Real Estate Reports:
Lucian Alixandrescu, May 27, 2026 NYC Office Market Ahead of National Curve: Manhattan Q1 Vacancy Drops to 13.1% 
New York City’s office market outpaced the U.S. on several major metrics in Q1, with Manhattan vacancy nearly 5 percentage points below the national benchmark, asking rents climbing against a downward national trend and flex inventory crossing 15 million square feet.
Laura Pop-Badiu, Dec 11, 2025 How to Build Property Owner Lists: Steps, Pro Tips & What to Avoid
In this guide, we’ll walk you step by step through how to build property owner lists inside the PropertyShark platform, how to customize them for your goals and how to avoid common mistakes.
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Past Sales & Property History for 121 Carroll Street, Brooklyn

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No recorded sales for this property.

Title Documents for 121 Carroll Street, Brooklyn

To view the complete history of deeds, mortgages, assignments of leases and rents, and more, sign up for free. Available data goes back to 1966.

Date Type Amount Party 1 Party 2 Doc image
03/31/2011 - R
07/22/2010 - D
Deed
(2011031801023001)
04/14/2005 - R UCC3 Termination
(2005031401759001)
09/27/1995 - R Assignment, Mortgage
(3970004950397)
09/27/1995 - R
09/20/1995 - D
Deed
(3140004950414)
07/20/1984 - R Power of Attorney
(3890001030789)
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R: Recorded date
D: Document date

Property Taxes for 121 Carroll Street, Brooklyn

Access detailed property tax data for 121 Carroll Street, Brooklyn, NY 11231. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.

Tax year: 2025-2026
Property tax: $87,162
Estimated property tax: $94,134
Tax assessor's market value: $3,395,000
Assessed value: $1,527,750

Assessment History for 121 Carroll Street, Brooklyn

Here's the assessment & property tax history for 121 Carroll Street, Brooklyn, including the evolution of the total tax rate and corresponding property tax.

Year Market value Assessed value Taxable Tax rate % Base tax Property tax Year over year change
2025/26 $3,395,000 $1,527,750 $700,715 12.439% $87,162 $87,162 +7.47%
2024/25 $4,121,000 $1,854,450 $648,810 12.5% $81,101 $81,101 -15.88%
2023/24 $3,826,000 $1,721,700 $771,147 12.502% $96,409 $96,409 +1.92%
2022/23 $3,826,000 $1,721,700 $771,147 12.267% $94,597 $94,597 +5.54%
2021/22 $3,707,000 $1,668,150 $732,589 12.235% $89,632 $89,632 +5.61%

Permits for 121 Carroll Street, Brooklyn

The complete history of permits filed for 121 Carroll Street, Brooklyn, including new construction or demolition permits, plus any work pertaining to plumbing, heating and sprinkler systems is available with a free account. Available data goes back to 1990.

Filing date Job type Job status Job description Initial cost
06/25/1997 Alteration type 1
06/10/1997 Alteration type 1
05/29/1997 Alteration type 1
05/14/1996 Alteration type 1
         
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Brooklyn Commercial Market Stats

Access a detailed real estate market overview of Brooklyn so you can assess current trends, property values, types of properties sold and transaction volume. View the median price per sqft in Brooklyn and compare it to other boroughs in New York City.

Median Price/Sqft Q1/2026
$444
-15% YoY
Median Price/Sqft Q4/2025
$523
9.6% YoY
Median Price/Sqft 2025
$523
5.9% YoY

Check out recently sold homes in Brooklyn and see how their prices compare.

Risk

FEMA flood zone(s): X (See more on map)
Hurricane evacuation zone: 6 (See more on map)

Transportation

Distance to Subway
Closest station Smith St & 2nd St at NW Corner
Station lines F-G
Distance (miles) 0.365
View subway map

Neighbors for 121 Carroll Street, Brooklyn

Here are the neighbors for 121 Carroll Street, Brooklyn, NY 11231.

Address Square feet Purchase date Purchase price
567 Henry St, Brooklyn 3,749 12/18/2025
109 Carroll St, Brooklyn 3,528 11/10/2023
129 Carroll St, Brooklyn 7,750 11/20/2002
113 Carroll St, Brooklyn 2,520 06/22/1988
565 Henry St, Brooklyn 3,750 01/01/2023
552 Henry St, Brooklyn 8,323 03/27/2003 $775,000
168 President St, Brooklyn 8,756 06/07/2007 $475,000
164 President St, Brooklyn 4,992 12/02/2015
591 Hicks St, Brooklyn 1,440 05/29/2009 $640,000
563 Henry St, Brooklyn 5,000 11/17/1994
550 Henry St, Brooklyn 3,250 11/20/2023
111 Carroll St, Brooklyn 2,650 10/25/1995
115 Carroll St, Brooklyn 3,500 06/01/1978
166 President St, Brooklyn 2,700 01/16/2018
107 Carroll St, Brooklyn 2,651 10/11/2016 $2,375,000
546 Henry St, Brooklyn 10,708 07/20/2001
105 Carroll St, Brooklyn 3,360 02/08/2024
548 Henry St, Brooklyn 4,200 11/19/2021
540 Henry St, Brooklyn 4,800 09/20/2006
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