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210 Union Street, Brooklyn, NY 11231 Property Information

210 Union Street, Brooklyn, NY 11231 Property Information

  • General
  • Owner
  • Documents
  • Tax
  • Permits
  • Neighborhood
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210 Union Street, Brooklyn, NY 11231 1
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Address

Primary address 210 Union Street
Neighborhood Carroll Gardens
Zip code 11231
Borough Brooklyn
Block & lot 00344-0017

Sales & Tax Overview for 210 Union Street, Brooklyn

View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.

Purchase date 05/18/2026
Purchase price $4,999,999
Tax class

Lot & Building Information for 210 Union Street, Brooklyn

Lot sq. ft. 2,250
Lot dimensions 22.5 ft x 100 ft
Property type Three Families (C0)
Building sqft 3,600
Building dimensions 22.5 ft x 40 ft
Buildings on lot 1
Stories 3
Structure type Brownstone
Building material Brick
Exterior wall Brick/masonry
Basement type Full
Year built 1900
Frontage Union Street (narrow)
Nearest wide street Court Street
Distance to wide street
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Zoning & Use for 210 Union Street, Brooklyn

Zoning
Residential units (DOF) 3
Residential sqft

Area Overview

Walk Score
Transit Score
Bike Score


School district 15
Community district 6
Closest police station 0.07 Miles
Closest fire station 0.37 Miles

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

Other Property Data for 210 Union Street, Brooklyn

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Floor area ratio (FAR) for 210 Union 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 210 Union Street, Brooklyn, NY 11231, including DOB violations, ECB violations, HPD violations and 311 complaints.

About 210 Union Street, Brooklyn

What is the year built & the total sq. ft. for 210 Union Street, Brooklyn, NY 11231?

210 Union Street, Brooklyn, NY 11231 was built in 1900 and has a total of 3,600 square feet.

What is the assessed value of 210 Union Street, Brooklyn, NY 11231 and the property tax paid?

Assessed at $345,960, the tax amount paid for 210 Union Street, Brooklyn, NY 11231 is $15,536.

When was 210 Union Street, Brooklyn, NY 11231 last sold and what was the last sale price?

210 Union Street, Brooklyn, NY 11231 was last sold in 05/18/2026 for $4,999,999.

How many residential units does this building have?

This building has 3 residential unit(s).

Ownership Information for 210 Union Street, Brooklyn

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Property owner name for 210 Union Street, Brooklyn, NY 11231
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Building contacts for 210 Union Street, Brooklyn, NY 11231
Building management:
Representatives (from permits):
Tenants:
Real Estate Reports:
Eliza Theiss, Jun 23, 2026 NYC Resale Gains & Losses: Every Borough Made Money in 2025, Except Manhattan
In 2025, NYC home-sellers mostly made money. But, in Manhattan, resales came with losses — and it was apartments and recent buyers that absorbed them.
Eliza Theiss, Jun 04, 2026 World Cup or Your Mortgage/Rent? Ticket Prices Rival Host City Housing Costs
World Cup ticket prices rival monthly housing expenses in the 11 U.S. host cities, with even the cheapest seats covering weeks or even months of rent or mortgage payments.
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Past Sales & Property History for 210 Union Street, Brooklyn

Create a free account to view the complete sales history for 210 Union Street, Brooklyn, including title documents, transfer conditions, mortgages, liens, and pre-foreclosures.

Sale date Sale price Buyer name Seller name
05/18/2026 $4,999,999

Title Documents for 210 Union 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
05/26/2026 - R
05/18/2026 - D
Agreement
(2026052000610005)
05/26/2026 - R
05/18/2026 - D
Mortgage
(2026052000610004)
05/26/2026 - R
05/18/2026 - D
Deed
(2026052000610002)
05/26/2026 - R
04/18/2026 - D
Power of Attorney
(2026052000610001)
05/26/2026 - R
04/16/2026 - D
Assignment, Mortgage
(2026052000610003)
03/05/2025 - R
01/30/2025 - D
Mortgage
(2025030400967001)
08/21/2023 - R
08/14/2023 - D
Satisfaction of Mortgage
(2023081700774001)
02/19/2021 - R
02/05/2021 - D
Mortgage
(2021021600436001)
11/13/2018 - R
11/01/2018 - D
Satisfaction of Mortgage
(2018110200014001)
09/14/2018 - R UCC3 Termination
(2018091400544001)
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R: Recorded date
D: Document date

Property Taxes for 210 Union Street, Brooklyn

Access detailed property tax data for 210 Union Street, Brooklyn, NY 11231. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.

Tax year: 2026-2027
Property tax: $15,536
Tax assessor's market value: $5,766,000
Assessed value: $345,960

Assessment History for 210 Union Street, Brooklyn

Here's the assessment & property tax history for 210 Union 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 $4,385,000 $263,100 $73,865 19.843% $14,657 $14,657 +4.72%
2024/25 $4,857,000 $291,420 $69,684 20.085% $13,996 $13,996 0.00%
2023/24 $5,208,000 $312,480 $69,684 20.085% $13,996 $13,996 -0.35%
2022/23 $4,192,000 $251,520 $69,158 20.309% $14,045 $14,045 +7.83%
2021/22 $3,750,000 $225,000 $65,246 19.963% $13,025 $13,025 +0.55%

Permits for 210 Union Street, Brooklyn

The complete history of permits filed for 210 Union 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
08/11/1998 Alteration type 2
         
         
         
         
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Carroll Gardens Residential Market Stats

Access a detailed real estate market overview of Carroll Gardens so you can assess current trends, home values, types of properties sold and transaction volume.
View the median home sale price in Carroll Gardens and compare it to other neighborhoods in Brooklyn.

Median Sale Price
$2,100,000
17.5% YoY
Median Price/Sqft
$1,780
7.7% YoY
Brooklyn Median Sale Price
$885,000
2.5% YoY

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

Risk

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

Transportation

Distance to Subway
Closest station Smith St & President St at NW Corner
Station lines F-G
Distance (miles) 0.276
View subway map

Schools

Nearest elementary schools

Name Rating Att. zoned Type Grade range No of students Distance (miles)
P.S. 32 Samuels Mills Sprole 6 Yes Public PK, K-5 452 0.44
P.S. 32 Samuels Mills Sprole 6 Yes Public PK, K-5 452 0.44
Pache Montessori NR No Private PK-K 122 0.21
Pache Montessori NR No Private PK-K 122 0.21
P.S. 58 The Carroll 8 No Public PK, K-5 751 0.26

Nearest middle schools

Name Rating Att. zoned Type Grade range No of students Distance (miles)
Hannah Senesh Community Day School NR No Private K-8 231 0.30
Brooklyn Secondary School For Collaborative Studie 6 No Public 6-12 671 0.30
School For International Studies 5 No Public 6-12 782 0.31
Mary McDowell Friends School NR No Private 6-10 290 0.45
International School of Brooklyn NR No Private PK, K-8 0 0.45

Nearest high schools

Name Rating Att. zoned Type Grade range No of students Distance (miles)
Brooklyn Secondary School For Collaborative Studie 6 No Public 6-12 671 0.30
School For International Studies 5 No Public 6-12 782 0.31
Digital Arts and Cinema Technology High School 8 No Public 9-12 331 0.31
Cobble Hill School of American Studies 1 No Public 9-12 316 0.45
Mary McDowell Friends School NR No Private 6-10 290 0.45

Data provided by GreatSchools.org © 2025. All rights reserved.

Neighbors for 210 Union Street, Brooklyn

Here are the neighbors for 210 Union Street, Brooklyn, NY 11231.

Address Square feet Purchase date Purchase price
218 Union St, Brooklyn 3,300 12/11/1996
220 Union St, Brooklyn 3,300 02/27/2026 $4,200,000
216 Union St, Brooklyn 2,700 10/28/2025 $3,700,000
208 Union St, Brooklyn 3,309 06/01/1988
539 Henry St, Brooklyn 3,280 06/18/2015 $2,285,000
226 Union St, Brooklyn 3,284 01/16/2020 $2,900,000
196 Union St, Brooklyn 2,880 02/03/2017 $2,535,000
228 Union St, Brooklyn 3,284 08/25/1994
406 Clinton St, Brooklyn 3,360 01/09/2018
224 Union St, Brooklyn 3,284 02/11/2015 $10
230 Union St, Brooklyn 2,551 01/06/2026 $3,890,000
198 Union St, Brooklyn 2,880 07/19/1996
222 Union St, Brooklyn 2,551 02/05/2024
202 Union St, Brooklyn 3,450 06/28/2016
404 Clinton St, Brooklyn 4,114 03/28/2002
206 Union St, Brooklyn 5,331 10/28/2020
204 Union St, Brooklyn 4,109 08/06/2003
200 Union St, Brooklyn 2,808 03/29/1984
194 Union St, Brooklyn 2,210 01/15/2010
192 Union St, Brooklyn 3,400 01/15/2010
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