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102 Union Street, Brooklyn, NY 11231 Property Information

102 Union Street, Brooklyn, NY 11231 Property Information

  • General
  • Owner
  • Documents
  • Tax
  • Permits
  • Neighborhood
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102 Union Street, Brooklyn, NY 11231 1
static Mapbox map

Address

Primary address 102 Union Street
Neighborhood Columbia Street Waterfront District
Zip code 11231
Borough Brooklyn
Block & lot 00341-0028

Sales & Tax Overview for 102 Union Street, Brooklyn

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

Tax class
Estimated property tax $6,850

Lot & Building Information for 102 Union Street, Brooklyn

Lot sqft 1,760
Lot dimensions 22 ft x 80 ft
Building class Primarily Two Family with One Store or Office (S2) i
Building sqft 2,640
Building dimensions 22 ft x 40 ft
Buildings on lot 1
Stories 3
Year built 1931
Construction type
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Zoning & Use for 102 Union Street, Brooklyn

Zoning
Residential units (DOF) 2
Commercial units 1
Residential sqft
Retail sqft

Area Overview

Walk Score
Transit Score
Bike Score


School district 15
Community district 6
Closest police station 0.15 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 102 Union 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 102 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 102 Union Street, Brooklyn, NY 11231, including DOB violations, ECB violations, HPD violations and 311 complaints.

About 102 Union Street, Brooklyn

How many square feet does 102 Union Street, Brooklyn, NY 11231 have?

This Primarily Two Family with One Store or Office (S2) located at 102 Union Street, Brooklyn, NY 11231 has a total of 2,640 square feet.

What is the year built & the current market value of 102 Union Street, Brooklyn, NY 11231?

102 Union Street, Brooklyn, NY 11231 was built in 1931 and has a current tax assessor's market value of $2,485,000.

How many commercial spaces does this building have?

This building has 1 commercial spaces available for lease.

Ownership Information for 102 Union Street, Brooklyn

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Property owner name for 102 Union Street, Brooklyn, NY 11231
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Building contacts for 102 Union Street, Brooklyn, NY 11231
Building management:
Representatives (from permits):
Tenants:
Real Estate Reports:
Laura Pop-Badiu, Dec 11, 2025 How to Build Property Owner Lists: Steps, Pro Tips & What to Avoid
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Past Sales & Property History for 102 Union Street, Brooklyn

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No recorded sales for this property.

Title Documents for 102 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
06/16/2015 - D
06/25/2015 - R
Satisfaction of Mortgage
(2015061700367001)
02/17/2004 - D
04/22/2004 - R
Satisfaction of Mortgage
(2004022000827001)
02/05/2004 - D
03/23/2004 - R
Mortgage
(2004021200027001)
02/07/1991 - R Agreement
(3350001597435)
05/10/1990 - R Satisfaction of Mortgage
(3230001537923)
05/10/1990 - R Assignment, Mortgage
(3420001537742)
05/10/1990 - R Mortgage
(3410001537741)
05/10/1990 - R Power of Attorney
(3400001537740)
10/06/1986 - R Satisfaction of Mortgage
(3460001203246)
09/26/1986 - R Mortgage
(3540001200854)
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R: Recorded date
D: Document date

Property Taxes for 102 Union Street, Brooklyn

Access detailed property tax data for 102 Union 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: $6,850
Estimated property tax: $6,850
Tax assessor's market value: $2,485,000
Assessed value: $149,100
Exemptions granted by city:

Assessment History for 102 Union Street, Brooklyn

Here's the assessment & property tax history for 102 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 $2,485,000 $149,100 $34,522 19.843% $7,132 $6,850 -0.66%
2024/25 $1,963,000 $117,780 $34,331 20.085% $7,165 $6,895 +6.44%
2023/24 $1,735,000 $104,100 $32,253 20.085% $6,759 $6,478 +5.31%
2022/23 $1,362,000 $81,720 $30,288 20.309% $6,448 $6,151 +8.07%
2021/22 $1,166,000 $69,960 $28,512 19.963% $5,979 $5,692 -5.24%

Permits for 102 Union Street, Brooklyn

The complete history of permits filed for 102 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.

No recorded permits for this property.

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 Q3/2025
$495
3.7% YoY
Median Price/Sqft Q2/2025
$503
7% YoY
Median Price/Sqft 2024
$470
2.1% 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: 2 (See more on map)

Transportation

Distance to Subway
Closest station Smith St & President St at NW Corner
Station lines F-G
Distance (miles) 0.523
View subway map
Bus Routes
Name Columbia St/Union St
Line B61
Distance (miles) 0.041

Neighbors for 102 Union Street, Brooklyn

Here are the neighbors for 102 Union Street, Brooklyn, NY 11231.

Address Square feet Purchase date Purchase price
96 Union St, Brooklyn 2,700 01/23/2025 $952,981
128 Union St, Brooklyn 5,355 05/27/2004
84 Union St, Brooklyn 2,460 08/05/2005 $1,224,000
126 Union St, Brooklyn 2,460 08/11/2021 $925,000
66 President St, Brooklyn
118 Union St, Brooklyn 36,000
69 President St, Brooklyn 51,000
72 President St, Brooklyn 46,515
124 Union St, Brooklyn 2,870 01/14/2004
90 Union St, Brooklyn 12/07/2005
82 Union St, Brooklyn 5,118 12/16/2019
80 Union St, Brooklyn 2,816 11/12/2009
104 Union St, Brooklyn 3,035 05/03/2018
94 Union St, Brooklyn 2,460 03/30/1999
86 Union St, Brooklyn 3,168 11/01/2021
106 Union St, Brooklyn 3,409 08/13/1997
39 President St, Brooklyn 05/08/1998
100 Union St, Brooklyn 2,678 06/28/1991
98 Union St, Brooklyn 3,013 02/14/1980
88 Union St, Brooklyn 12/07/2005
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