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9729 4th Avenue #Com1, Brooklyn, NY 11209 Property Information

9729 4th Avenue #Com1, Brooklyn, NY 11209 Property Information

  • General
  • Owner
  • Documents
  • Tax
  • Permits
  • Neighborhood
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9729 4th Avenue #Com1, Brooklyn, NY 11209 2
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Address

Primary address 9729 4th Avenue #Com1
Secondary address 9731 4th Ave
Neighborhood Bay Ridge
Zip code 11209
Borough Brooklyn
Block & lot 06127-1001

Sales & Tax Overview for 9729 4th Avenue #Com1, Brooklyn

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

Purchase date 08/14/2009
Purchase price $283,500
Tax class
Estimated property tax $12,753

Lot & Building Information for 9729 4th Avenue #Com1, Brooklyn

Lot sq. ft. 3,980
Lot dimensions 41.75 ft x 100.83 ft
Property type Office Space (RB)
Building sqft 1,254
Building dimensions 41.75 ft x 60 ft
Buildings on lot 2
Stories 1
Year built 1985
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Zoning & Use for 9729 4th Avenue #Com1, Brooklyn

Commercial units 1

Area Overview

Walk Score
Transit Score
Bike Score


School district 20
Community district 10
Closest police station 1.73 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 9729 4th Avenue #Com1, Brooklyn

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Floor area ratio (FAR) for 9729 4th Avenue #Com1, Brooklyn, NY 11209, 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 9729 4th Avenue #Com1, Brooklyn, NY 11209, including DOB violations, ECB violations, HPD violations and 311 complaints.

Alternate Addresses

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

  • 9731 4th Ave, Brooklyn, NY 11209

About 9729 4th Avenue #Com1, Brooklyn

How many sq. ft. does 9729 4th Avenue #Com1, Brooklyn, NY 11209 have & what is the price per sq. ft?

This Office Space (RB) located at 9729 4th Avenue #Com1, Brooklyn, NY 11209 has a total of 1,254 square feet and a current price per square foot of $226.

What is the year built & the current market value of 9729 4th Avenue #Com1, Brooklyn, NY 11209?

9729 4th Avenue #Com1, Brooklyn, NY 11209 was built in 1985 and has a current tax assessor's market value of $257,938.

How many commercial spaces does this building have?

This building has 1 commercial spaces available for lease.

Ownership Information for 9729 4th Avenue #Com1, Brooklyn

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Property owner name for 9729 4th Avenue #Com1, Brooklyn, NY 11209
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Building contacts for 9729 4th Avenue #Com1, Brooklyn, NY 11209
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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Laura Pop-Badiu, Sep 10, 2025 How to Find Comps for Commercial Real Estate: A Step-by-Step GuideĀ 
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Past Sales & Property History for 9729 4th Avenue #Com1, Brooklyn

Create a free account to view the complete sales history for 9729 4th Avenue #Com1, Brooklyn, including title documents, transfer conditions, mortgages, liens, and pre-foreclosures.

Purchase date Purchase price Buyer name Seller name
08/14/2009 $283,500
02/02/2004 $200,000
       
       
       
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Title Documents for 9729 4th Avenue #Com1, 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
07/22/2015 - D
09/11/2015 - R
Satisfaction of Mortgage
(2015090400505001)
08/14/2009 - D
08/25/2009 - R
Mortgage
(2009081900207002)
08/14/2009 - D
08/25/2009 - R
Deed
(2009081900207001)
11/16/2004 - D
04/26/2005 - R
Satisfaction of Mortgage
(2005041800640001)
02/02/2004 - D
01/21/2005 - R
Deed, Other
(2005012000621001)
05/21/1987 - R Deed
(3340009027734)
05/21/1987 - R Mortgage
(3960009027896)
05/21/1987 - R Certificate
(FT_3980009027598)
05/21/1987 - R Power of Attorney
(3750009032675)
05/05/1987 - D
05/09/2012 - R
Torren
(2012043000887001)
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R: Recorded date
D: Document date

Property Taxes for 9729 4th Avenue #Com1, Brooklyn

Access detailed property tax data for 9729 4th Avenue #Com1, Brooklyn, NY 11209. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.

Tax year: 2025-2026
Property tax: $11,821
Estimated property tax: $12,753
Tax assessor's market value: $257,938
Assessed value: $116,072

Assessment History for 9729 4th Avenue #Com1, Brooklyn

Here's the assessment & property tax history for 9729 4th Avenue #Com1, 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 $257,938 $116,072 $108,973 10.848% $11,821 $11,821 +2.23%
2024/25 $265,438 $119,447 $107,448 10.762% $11,564 $11,564 +4.44%
2023/24 $253,438 $114,047 $104,529 10.592% $11,072 $11,072 +2.58%
2022/23 $248,500 $111,825 $101,385 10.646% $10,793 $10,793 +20.22%
2021/22 $185,500 $83,475 $83,475 10.755% $8,978 $8,978 -14.26%

Permits for 9729 4th Avenue #Com1, Brooklyn

The complete history of permits filed for 9729 4th Avenue #Com1, 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 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.

Transportation

Distance to Subway
Closest station 4th Ave & 95th St at SW Corner
Station lines R
Distance (miles) 0.142
View subway map
Bus Routes
Name 4 Av/Marine Av
Line B63
Distance (miles) 0.014

Neighbors for 9729 4th Avenue #Com1, Brooklyn

Here are the neighbors for 9729 4th Avenue #Com1, Brooklyn, NY 11209.

Address Square feet Purchase date Purchase price
162 Scott Ave, Brooklyn 12/31/2018 $1,216,607
1446 Bedford Ave, Brooklyn 7,527 12/26/2012 $1,070,000
1504 38th St, Brooklyn 3,080 01/02/2013
186 Varet St, Brooklyn 2,500 08/29/2017 $800,000
2064 E 14th St, Brooklyn 1,710 10/01/2007 $230,000
8-48 Brighton 11 St, Brooklyn 42,000 01/13/2009
4101 Sea Gate Ave, Brooklyn 2,280 02/05/1991
1372 E 94th St, Brooklyn 1,440 10/14/2025 $969,000
816 Rogers Ave, Brooklyn 3,216 12/18/2007
561 Morgan Ave, Brooklyn 2,916 05/01/2006 $750,000
414 Lorimer St, Brooklyn 8,700 12/03/2025 $2,000,000
30 Gain CT, Brooklyn 10/06/2006 $80,000
1009 Liberty Ave, Brooklyn 18,820 03/03/1992
3 9th St, Brooklyn 2,600 04/05/2022 $10
53 Jerome St, Brooklyn 2,529 07/13/2021 $320,000
3 A 2nd Pl, Brooklyn 2,880 08/02/2017 $3,200,000
3130 Mermaid Ave, Brooklyn 1,854 03/14/2000
2813 W 37th St, Brooklyn 1,344 07/29/1994
2009 Utica Ave, Brooklyn 02/04/2016 $33,830
1127 Willoughby Ave, Brooklyn 31,582 04/28/2015 $6,060,000
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