| Primary address | 407 Keap Street |
| Secondary address | 347-349 S 1st St |
| Neighborhood | Williamsburg |
| Borough | Brooklyn |
| Block & lot | 02398-0015 |
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Tax class | Register |
| Estimated property tax | $73,113 |
| Lot sqft | 3,850 |
| Lot dimensions | |
| Building class | Walk-up Cooperative (C6)
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| Building sqft | 18,318 |
| Building dimensions | |
| Buildings on lot | 1 |
| Stories | 6 |
| Structure type | Walk-up apartment |
| Building material | Masonry |
| Year built | 1910 |
| Frontage(s) | South 1 Street (narrow) Keap Street (narrow) |
| Nearest wide street | Borinquen Place |
| Distance to wide street | Register |
| School district | 14 |
| Community district | 1 |
| Closest police station | 1.07 Miles |
| Closest fire station | 0.41 Miles |
View more neighborhood information such as transportation, nearby schools and risk designations in the dedicated tab.
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You will find all alternate addresses for the property in this section.
407 Keap Street, Brooklyn, NY 11211 was built in 1910 and has a total of 18,318 square feet.
What is the assessed value of 407 Keap Street, Brooklyn, NY 11211 and the property tax paid?Assessed at $1,128,600, the tax amount paid for 407 Keap Street, Brooklyn, NY 11211 is $69,683. For the next year, the tax amount for 407 Keap Street, Brooklyn, NY 11211 is estimated at $73,113.
When was 407 Keap Street, Brooklyn, NY 11211 last sold?407 Keap Street, Brooklyn, NY 11211 was last sold in 01/30/1987.
How many residential units does this building have?This building has 27 residential unit(s) and 2 commercial spaces.
View property contacts like owners, building management, representatives from permits and tenants with a free account. For LLC-owned properties, access manually researched real owners and phone numbers.
Create a free account to view the complete sales history for 407 Keap Street, Brooklyn, including title documents, transfer conditions, mortgages, liens, and pre-foreclosures.
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.
R: Recorded date
D: Document date
Access detailed property tax data for 407 Keap Street, Brooklyn, NY 11211. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.
| Tax year: | 2025-2026 |
| Property tax: | $69,684 |
| Estimated property tax: | $73,113 |
| Tax assessor's market value: | $2,508,000 |
| Assessed value: | $1,128,600 |
| Exemptions granted by city: | Register |
Here's the assessment & property tax history for 407 Keap 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 | $2,508,000 | $1,128,600 | $560,203 | 12.439% | $133,513 | $69,684 | +6.34% |
| 2024/25 | $2,201,000 | $990,450 | $524,254 | 12.5% | $123,806 | $65,532 | -3.52% |
| 2023/24 | $2,516,000 | $1,132,200 | $543,310 | 12.502% | $136,226 | $67,925 | +3.18% |
| 2022/23 | $2,523,000 | $1,135,350 | $536,635 | 12.267% | $131,037 | $65,829 | +7.62% |
| 2021/22 | $2,178,000 | $980,100 | $499,928 | 12.235% | $119,915 | $61,166 | +2.71% |
The complete history of permits filed for 407 Keap 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.
Access a detailed real estate market overview of Williamsburg so you can assess current trends, home values, types of properties sold and transaction volume.
View the median home sale price in Williamsburg and compare it to other neighborhoods in Brooklyn.
Check out recently sold homes in Brooklyn and see how their prices compare.
| FEMA flood zone(s): | X (See more on map) |
| Hurricane evacuation zone: | 4 (See more on map) |
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Distance to Subway
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| Closest station | Union Ave & Metropolitan Ave at NE Corner | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Station lines | G-L | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Distance (miles) | 0.204 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Bus Routes
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| Name | Borinquen PL/S 1 St | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Line | Q54 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Distance (miles) | 0.031 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Name | Rating | Att. zoned | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|---|
| P.S. 319 Williamsburg Early Childhood Center | NR | Yes | Public | PK, K-1 | 102 | 0.09 |
| P.S. 319 Williamsburg Early Childhood Center | NR | Yes | Public | PK, K-1 | 102 | 0.09 |
| Brooklyn Arbor Elementary School | 6 | Yes | Public | PK, K-5 | 552 | 0.11 |
| Brooklyn Arbor Elementary School | 6 | Yes | Public | PK, K-5 | 552 | 0.11 |
| Williamsburg Northside School | NR | No | Private | PK-8 | 372 | 0.27 |
| Name | Rating | Att. zoned | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|---|
| Williamsburg Northside School | NR | No | Private | PK-8 | 372 | 0.27 |
| Bnos Chayil | NR | No | Private | PK-12 | 977 | 0.29 |
| Jhs 50 John D Wells | 7 | No | Public | 6-8 | 355 | 0.32 |
| Conselyea Preparatory School | 7 | No | Public | 6-8 | 429 | 0.35 |
| Talmud Torah Of Kasho | NR | No | Private | PK-11 | 366 | 0.36 |
| Name | Rating | Att. zoned | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|---|
| Cong. Darkei Tshivo of Dinov | NR | No | Private | 9-12 | 210 | 0.20 |
| Bnos Chayil | NR | No | Private | PK-12 | 977 | 0.29 |
| Williamsburg Preparatory School | 7 | No | Public | 9-12 | 687 | 0.31 |
| Williamsburg High School for Architecture and Design | 7 | No | Public | 9-12 | 598 | 0.31 |
| Brooklyn Preparatory High School | 5 | No | Public | 9-12 | 555 | 0.31 |
Data provided by GreatSchools.org © 2025. All rights reserved.
Here are the neighbors for 407 Keap Street, Brooklyn, NY 11211.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 345 S 1st St, Brooklyn | 4,500 | 10/08/2008 | $375,000 |
| 335 S 1st St, Brooklyn | 2,625 | 04/30/1995 | |
| 341 S 1st St, Brooklyn | 2,926 | 01/31/2007 | $1,050,000 |
| 339 S 1st St, Brooklyn | 1,710 | 07/11/2014 | |
| 333 S 1st St, Brooklyn | 3,200 | 03/21/2002 | |
| 331 S 1st St, Brooklyn | 3,750 | 09/08/2008 | $1,235,000 |
| 325 S 1st St, Brooklyn | 5,825 | 12/11/2025 | |
| 408 Grand St, Brooklyn | 1,925 | 08/05/1988 | |
| 424 Grand St, Brooklyn | 2,205 | 06/29/2021 | $10 |
| 418 Grand St, Brooklyn | 2,445 | 06/20/1986 | |
| 456 Grand St, Brooklyn | 74,573 | 02/28/2018 | $43,000,000 |
| 426 Grand St, Brooklyn | 1,260 | 01/25/2008 | |
| 430 Grand St, Brooklyn | 4,000 | 10/28/2008 | $375,000 |
| 428 Grand St, Brooklyn | 1,872 | 01/25/2008 | |
| 412 Grand St, Brooklyn | 1,240 | 11/07/2005 | |
| 337 S 1st St, Brooklyn | 2,756 | 09/29/2000 | |
| 329 S 1st St, Brooklyn | 7,525 | 08/03/2016 | |
| 420 Grand St, Brooklyn | 2,400 | 03/28/2007 | |
| 414 Grand St, Brooklyn | 11/07/2005 | ||
| 410 Grand St, Brooklyn | 1,384 | 01/29/1986 |
