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6309 Mill Lane, Brooklyn, NY 11234 Property Information

6309 Mill Lane, Brooklyn, NY 11234 Property Information

  • General
  • Owner
  • Documents
  • Tax
  • Permits
  • Neighborhood
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6309 Mill Lane, Brooklyn, NY 11234 1
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Address

Primary address 6309 Mill Lane
Neighborhood Old Mill Basin
Zip code 11234
Borough Brooklyn
Block & lot 08385-0033

Sales & Tax Overview for 6309 Mill Lane, Brooklyn

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

Purchase date 03/31/2017
Purchase price $600,000
Tax class
Estimated property tax $17,573

Lot & Building Information for 6309 Mill Lane, Brooklyn

Lot sqft 2,515
Lot dimensions 43 ft x 73 ft
Building class Office Only - 1 Story (O1)
Building sqft 2,515
Building dimensions 43 ft x 73 ft
Buildings on lot 1
Stories 1
Year built 1950
Year last altered 2006
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Zoning & Use for 6309 Mill Lane, Brooklyn

Zoning
Commercial units 2
Office sqft

Area Overview

Walk Score
Transit Score
Bike Score


School district 22
Community district 18
Closest police station 1.47 Miles
Closest fire station 0.05 Miles

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

Other Property Data for 6309 Mill Lane, 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 6309 Mill Lane, Brooklyn, NY 11234, 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 6309 Mill Lane, Brooklyn, NY 11234, including DOB violations, ECB violations, HPD violations and 311 complaints.

About 6309 Mill Lane, Brooklyn

How many sq. ft. does 6309 Mill Lane, Brooklyn, NY 11234 have & what is the price per sq. ft?

This Office Only - 1 Story (O1) located at 6309 Mill Lane, Brooklyn, NY 11234 has a total of 2,515 square feet and a current price per square foot of $238.

What is the year built & the current market value of 6309 Mill Lane, Brooklyn, NY 11234?

6309 Mill Lane, Brooklyn, NY 11234 was built in 1950 and has a current tax assessor's market value of $361,000.

How many commercial spaces does this building have?

This building has 2 commercial spaces available for lease.

Ownership Information for 6309 Mill Lane, Brooklyn

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Property owner name for 6309 Mill Lane, Brooklyn, NY 11234
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Building contacts for 6309 Mill Lane, Brooklyn, NY 11234
Building management:
Representatives (from permits):
Tenants:
Real Estate Reports:
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Past Sales & Property History for 6309 Mill Lane, Brooklyn

Create a free account to view the complete sales history for 6309 Mill Lane, Brooklyn, including title documents, transfer conditions, mortgages, liens, and pre-foreclosures.

Purchase date Purchase price Buyer name Seller name
03/31/2017 $600,000

Title Documents for 6309 Mill Lane, 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
03/31/2017 - D
04/17/2017 - R
Mortgage
(2017041300967002)
03/31/2017 - D
04/17/2017 - R
Deed
(2017041300967001)
11/30/1998 - R Satisfaction of Mortgage
(3580006365358)
02/21/1995 - R Satisfaction of Mortgage
(3020004642302)
01/30/1995 - R Mortgage
(3890004608989)
01/19/1995 - D
01/30/1995 - R
Deed
(3090004609709)
04/29/1986 - R Satisfaction of Mortgage
(3080001163208)
04/10/1986 - R Mortgage
(3180001157818)
06/24/1985 - D
08/22/1985 - R
Deed
(3170001107817)
10/25/1973 - D
10/25/1973 - R
Deed
(37330066700337)
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R: Recorded date
D: Document date

Property Taxes for 6309 Mill Lane, Brooklyn

Access detailed property tax data for 6309 Mill Lane, Brooklyn, NY 11234. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.

Tax year: 2025-2026
Property tax: $16,724
Estimated property tax: $17,573
Tax assessor's market value: $361,000
Assessed value: $162,450

Assessment History for 6309 Mill Lane, Brooklyn

Here's the assessment & property tax history for 6309 Mill Lane, 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 $361,000 $162,450 $154,170 10.848% $16,724 $16,724 +0.16%
2024/25 $359,000 $161,550 $155,160 10.762% $16,698 $16,698 +2.68%
2023/24 $365,000 $164,250 $153,540 10.592% $16,263 $16,263 +1.64%
2022/23 $337,000 $151,650 $150,300 10.646% $16,001 $16,001 +13.61%
2021/22 $291,000 $130,950 $130,950 10.755% $14,084 $14,084 -14.42%

Permits for 6309 Mill Lane, Brooklyn

The complete history of permits filed for 6309 Mill Lane, 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
03/19/2021 Alteration
06/30/2020 Alteration
11/21/2006 Alteration type 2
05/12/2006 Alteration type 1
         
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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
$426
-10.8% YoY
Median Price/Sqft Q4/2025
$493
11.7% YoY
Median Price/Sqft 2025
$492
6.6% 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 Nostrand Ave & Avenue H at NE Corner
Station lines 2-5
Distance (miles) 1.888
View subway map
Bus Routes
Name Veterans Av /E 64 St
Line B41
Distance (miles) 0.041

Neighbors for 6309 Mill Lane, Brooklyn

Here are the neighbors for 6309 Mill Lane, Brooklyn, NY 11234.

Address Square feet Purchase date Purchase price
6340 Avenue N, Brooklyn 1,400 11/20/2012 $281,288
1433 E 63rd St, Brooklyn 2,760 06/20/2019 $875,000
1430 E 64th St, Brooklyn 2,760 07/19/2016
1475 E 63rd St, Brooklyn 1,400
1421 E 63rd St, Brooklyn 2,500 03/14/2001
6313 Mill Ln, Brooklyn 4,500 12/02/1996
1465 E 63rd St, Brooklyn 1,282 09/04/1986
1487 E 63rd St, Brooklyn 1,282 11/02/2021 $920,000
1412 E 64th St, Brooklyn 1,464 05/28/2021
1471 E 63rd St, Brooklyn 1,400 04/26/2016 $763,000
6330 Avenue N, Brooklyn 1,920 06/01/1995
1402 E 64th St, Brooklyn 3,470 04/15/1999
1435 E 63rd St, Brooklyn 2,760 12/10/2024 $10
1429 E 63rd St, Brooklyn 2,438 03/14/2001
6334 Avenue N, Brooklyn 2,880 06/25/2007 $640,000
1461 E 63rd St, Brooklyn 1,450 04/22/1980
6324 Avenue N, Brooklyn 3,600 12/16/2006
1449 E 63rd St, Brooklyn 1,434 03/12/2015 $705,000
1455 E 63rd St, Brooklyn 1,706 09/09/2014 $720,000
1481 E 63rd St, Brooklyn 1,188 10/05/1995
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