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548 Union Street, Brooklyn, NY 11215 Property Information

Also known as: 550 Union St, Brooklyn, NY 11215

548 Union Street, Brooklyn, NY 11215 Property Information

Also known as: 550 Union St, Brooklyn, NY 11215

  • General
  • Owner
  • Documents
  • Tax
  • Permits
  • Neighborhood
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548 Union Street, Brooklyn, NY 11215 2
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Address

Primary address 548 Union Street
Secondary address 550 Union St
Neighborhood Gowanus
Zip code 11215
Borough Brooklyn
Block & lot 00440-0029

Sales & Tax Overview for 548 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 06/27/2025
Purchase price $4,000,000
Tax class
Estimated property tax $24,222

Lot & Building Information for 548 Union Street, Brooklyn

Lot sqft 3,600
Lot dimensions 40 ft x 90 ft
Building class Miscellaneous Warehouse (E9) i
Building sqft 4,552
Building dimensions 40 ft x 90 ft
Buildings on lot 2
Stories 2
Year built 1910
Construction type
Status
Status date
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Zoning & Use for 548 Union Street, Brooklyn

Zoning
Qualified opportunity zone
Commercial units 2
Retail sqft

Area Overview

Walk Score
Transit Score
Bike Score


School district 15
Community district 6
Closest police station 0.63 Miles
Closest fire station 0.44 Miles

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

Other Property Data for 548 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 548 Union Street, Brooklyn, NY 11215, 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 548 Union Street, Brooklyn, NY 11215, including DOB violations, ECB violations, HPD violations and 311 complaints.

Alternate Addresses

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

  • 550 Union St, Brooklyn, NY 11215

About 548 Union Street, Brooklyn

How many sq. ft. does 548 Union Street, Brooklyn, NY 11215 have & what is the price per sq. ft?

This Miscellaneous Warehouse (E9) located at 548 Union Street, Brooklyn, NY 11215 has a total of 4,552 square feet and a current price per square foot of $878.

What is the year built & the current market value of 548 Union Street, Brooklyn, NY 11215?

548 Union Street, Brooklyn, NY 11215 was built in 1910 and has a current tax assessor's market value of $530,000.

How many commercial spaces does this building have?

This building has 2 commercial spaces available for lease.

Ownership Information for 548 Union Street, Brooklyn

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Property owner name for 548 Union Street, Brooklyn, NY 11215
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Building contacts for 548 Union Street, Brooklyn, NY 11215
Building management:
Representatives (from permits):
Tenants:
Real Estate Reports:
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Past Sales & Property History for 548 Union Street, Brooklyn

Create a free account to view the complete sales history for 548 Union Street, Brooklyn, including title documents, transfer conditions, mortgages, liens, and pre-foreclosures.

Purchase date Purchase price Buyer name Seller name
06/27/2025 $4,000,000
02/28/2024 $4,000,000
07/27/2021 $2,000,000
       
       
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*Here are the three most recent sales for this property.

Title Documents for 548 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
01/21/2026 - R UCC3 Termination
(2026012100629001)
01/14/2026 - D
01/26/2026 - R
Termination of Agreement
(2026012300588004)
01/14/2026 - D
01/26/2026 - R
Assignment of Leases and Rents
(2026012300588003)
01/14/2026 - D
01/26/2026 - R
Agreement
(2026012300588002)
01/14/2026 - D
01/26/2026 - R
Assignment, Mortgage
(2026012300588001)
12/19/2025 - D
12/22/2025 - R
Certificate
(2025121900271001)
12/16/2025 - D
12/22/2025 - R
Zoning Lot Description
(2025121900271002)
07/08/2025 - R Initial UCC1
(2025070100596004)
06/27/2025 - D
07/08/2025 - R
Assignment of Leases and Rents
(2025070100596003)
06/27/2025 - D
07/08/2025 - R
Mortgage
(2025070100596002)
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R: Recorded date
D: Document date

Property Taxes for 548 Union Street, Brooklyn

Access detailed property tax data for 548 Union Street, Brooklyn, NY 11215. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.

Tax year: 2025-2026
Property tax: $22,182
Estimated property tax: $24,222
Tax assessor's market value: $530,000
Assessed value: $238,500

Assessment History for 548 Union Street, Brooklyn

Here's the assessment & property tax history for 548 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 $530,000 $238,500 $204,480 10.848% $22,182 $22,182 +1.33%
2024/25 $508,000 $228,600 $203,400 10.762% $21,890 $21,890 +3.67%
2023/24 $465,000 $209,250 $199,350 10.592% $21,115 $21,115 +3.71%
2022/23 $425,000 $191,250 $191,250 10.646% $20,360 $20,360 +22.29%
2021/22 $344,000 $154,800 $154,800 10.755% $16,649 $16,649 -27.23%

Permits for 548 Union Street, Brooklyn

The complete history of permits filed for 548 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
12/12/2025 Alt-CO - new building with existing elements to remain
12/08/2025 Alt-CO - new building with existing elements to remain
12/05/2025 Alt-CO - new building with existing elements to remain
12/04/2025 Alteration
11/28/2025 Alteration type 3
11/19/2025 Alt-CO - new building with existing elements to remain
11/03/2025 Alt-CO - new building with existing elements to remain
11/03/2025 Alt-CO - new building with existing elements to remain
11/03/2025 Alt-CO - new building with existing elements to remain
10/01/2025 Alt-CO - new building with existing elements to remain
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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 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 4th Ave & Union St at SW Corner
Station lines R
Distance (miles) 0.159
View subway map
Bus Routes
Name 3 Av/Union St
Line B37
Distance (miles) 0.023

Neighbors for 548 Union Street, Brooklyn

Here are the neighbors for 548 Union Street, Brooklyn, NY 11215.

Address Square feet Purchase date Purchase price
270 3rd Ave, Brooklyn 3,000 06/27/2007 $935,000
507 President St, Brooklyn 6,480 08/11/1989
514 Union St, Brooklyn 17,201 04/28/2023 $75,969,073
256 3rd Ave, Brooklyn 5,709 02/28/2001
272 3rd Ave, Brooklyn 4,800 11/12/2020 $2,350,000
511 President St, Brooklyn 3,240 06/20/2025 $1,870,000
318 Nevins St, Brooklyn 305,801 06/10/2024
254 3rd Ave, Brooklyn 4,050 10/16/2003 $610,000
264 3rd Ave, Brooklyn 6,480 02/08/2001
305 Nevins St, Brooklyn 5,040 04/28/2023 $4,350,000
469 President St, Brooklyn 18,783 04/28/2023 $75,969,073
252 3rd Ave, Brooklyn 4,451 11/16/2000
268 3rd Ave, Brooklyn 1,500 08/23/2006 $110,000
505 President St, Brooklyn 4,200
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