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491 Dumont Avenue, Brooklyn, NY 11207 Property Information

Also known as: 457 Van Sinderen Ave, Brooklyn, NY 11207

491 Dumont Avenue, Brooklyn, NY 11207 Property Information

Also known as: 457 Van Sinderen Ave, Brooklyn, NY 11207

  • General
  • Owner
  • Documents
  • Tax
  • Permits
  • Neighborhood
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491 Dumont Avenue, Brooklyn, NY 11207 1
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Address

Primary address 491 Dumont Avenue
Secondary address 491-501 Dumont Ave
Neighborhood East New York
Zip code 11207
Borough Brooklyn
Block & lot 03782-0001

Sales & Tax Overview for 491 Dumont Avenue, Brooklyn

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

Purchase date 02/16/2006
Purchase price $1,275,000
Tax class

Lot & Building Information for 491 Dumont Avenue, Brooklyn

Lot sq. ft. 20,000
Lot dimensions 200 ft x 100 ft
Property type Fireproof Warehouse (E1)
Building sqft 20,000
Building dimensions 200 ft x 100 ft
Buildings on lot 1
Stories 1
Year built 1930
Construction type
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Zoning & Use for 491 Dumont Avenue, Brooklyn

Zoning
Qualified opportunity zone
Commercial units 1

Area Overview

Walk Score
Transit Score
Bike Score


School district 19
Community district 5
Closest police station 0.67 Miles
Closest fire station 0.26 Miles

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

Other Property Data for 491 Dumont Avenue, 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 491 Dumont Avenue, Brooklyn, NY 11207, 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 491 Dumont Avenue, Brooklyn, NY 11207, including DOB violations, ECB violations, HPD violations and 311 complaints.

Alternate Addresses

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

  • 491-501 Dumont Ave, Brooklyn, NY 11207
  • 445-467 Van Sinderen Ave, Brooklyn, NY 11207

About 491 Dumont Avenue, Brooklyn

How many sq. ft. does 491 Dumont Avenue, Brooklyn, NY 11207 have & what is the price per sq. ft?

This Fireproof Warehouse (E1) located at 491 Dumont Avenue, Brooklyn, NY 11207 has a total of 20,000 square feet and a current price per square foot of $63.

What is the year built & the current market value of 491 Dumont Avenue, Brooklyn, NY 11207?

491 Dumont Avenue, Brooklyn, NY 11207 was built in 1930 and has a current tax assessor's market value of $986,000.

How many commercial spaces does this building have?

This building has 1 commercial spaces available for lease.

Ownership Information for 491 Dumont Avenue, Brooklyn

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Property owner name for 491 Dumont Avenue, Brooklyn, NY 11207
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Building contacts for 491 Dumont Avenue, Brooklyn, NY 11207
Building management:
Representatives (from permits):
Tenants:
Real Estate Reports:
Laura Pop-Badiu, Jun 11, 2026 NYC Business Leaders on RTO: Survey Reveals Hybrid Still Dominates, Office Attendance Set to Rise
Hubble’s recent survey of 126 founders, CEOs and other decision-makers in New York City’s startup ecosystem revealed how local business leaders are approaching workplace strategy in 2026 and beyond.
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.
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Past Sales & Property History for 491 Dumont Avenue, Brooklyn

Create a free account to view the complete sales history for 491 Dumont Avenue, Brooklyn, including title documents, transfer conditions, mortgages, liens, and pre-foreclosures.

Sale date Sale price Buyer name Seller name
02/16/2006 $1,275,000
04/03/2003 $850,000
       
       
       
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Title Documents for 491 Dumont Avenue, 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
08/18/2010 - R
08/05/2010 - D
Tax Lien Sale Certificate
(2010081100369001)
07/15/2008 - R
06/26/2008 - D
Tax Lien Sale Certificate
(2008071100556001)
05/08/2006 - R
02/17/2006 - D
Satisfaction of Mortgage
(2006022201447003)
05/08/2006 - R
02/17/2006 - D
Termination of Assign of L&R
(2006022201447002)
05/08/2006 - R
02/16/2006 - D
Deed
(2006022201447001)
09/15/2004 - R
08/20/2004 - D
Mortgage
(2004090200019001)
07/18/2003 - R Initial UCC1
(2003040900339001)
05/06/2003 - R
04/03/2003 - D
Assignment of Leases and Rents
(2003042100067003)
05/06/2003 - R
04/03/2003 - D
Mortgage
(2003042100067002)
05/06/2003 - R
04/03/2003 - D
Deed, Other
(2003042100067001)
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R: Recorded date
D: Document date

Property Taxes for 491 Dumont Avenue, Brooklyn

Access detailed property tax data for 491 Dumont Avenue, Brooklyn, NY 11207. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.

Tax year: 2026-2027
Property tax: $44,091
Tax assessor's market value: $986,000
Assessed value: $443,700

Assessment History for 491 Dumont Avenue, Brooklyn

Here's the assessment & property tax history for 491 Dumont Avenue, 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 $958,000 $431,100 $375,300 10.848% $40,713 $40,713 +3.25%
2024/25 $917,000 $412,650 $366,390 10.762% $39,431 $39,431 +5.55%
2023/24 $865,000 $389,250 $352,710 10.592% $37,359 $37,359 +3.18%
2022/23 $790,000 $355,500 $340,110 10.646% $36,208 $36,208 +16.90%
2021/22 $640,000 $288,000 $288,000 10.755% $30,974 $30,974 -11.59%

Permits for 491 Dumont Avenue, Brooklyn

The complete history of permits filed for 491 Dumont Avenue, 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
04/06/2018 Alteration
         
         
         
         
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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)

Transportation

Distance to Subway
Closest station Van Sinderen Ave & Livonia Ave at SW Corner
Station lines L
Distance (miles) 0.138
View subway map

Neighbors for 491 Dumont Avenue, Brooklyn

Here are the neighbors for 491 Dumont Avenue, Brooklyn, NY 11207.

Address Square feet Purchase date Purchase price
357 Hinsdale St, Brooklyn 2,000 02/22/2021 $540,000
757-779 Dumont Ave, Brooklyn 300
363 Hinsdale St, Brooklyn 2,000 11/12/2013
361 Hinsdale St, Brooklyn 2,000 07/16/2003
365 Hinsdale St, Brooklyn 2,000 04/23/1998
491 Van Sinderen Ave, Brooklyn 06/20/2018
545 Dumont Ave, Brooklyn 184,110 06/14/1971
367 Hinsdale St, Brooklyn 1,350 09/12/1997
323 Powell St, Brooklyn 2,576 05/19/2006 $408,750
350 Snediker Ave, Brooklyn 87,081
359 Hinsdale St, Brooklyn 2,000 04/23/2025
358 Junius St, Brooklyn 5,000 05/16/2013
434 Blake Ave, Brooklyn 11,625 09/11/2024 $970,000
365 Powell St, Brooklyn 84,271 03/21/1967
360 Snediker Ave, Brooklyn 57,105 12/31/2016 $2,008,000
455 Dumont Ave, Brooklyn 9,950 12/01/2022 $2,925,000
340 Junius St, Brooklyn 21,448 12/22/2014 $2,100,000
444 Blake Ave, Brooklyn 12,460 12/13/2005
327 Powell St, Brooklyn 3,115 11/03/2017
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