| Primary address | 345 Union Street #402 |
| Neighborhood | Carroll Gardens |
| Zip code | 11231 |
| Borough | Brooklyn |
| Block & lot | 00428-1208 |
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Purchase date | 08/22/2016 |
| Purchase price | $2,225,000 |
| Tax class | Register |
| Estimated property tax | $23,690 |
| Lot sq. ft. | 4,500 |
| Property type | Condo - Residential Unit in 2-10 Unit Building (R1)
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| Building sqft | 1,603 |
| Buildings on lot | 1 |
| Stories | 5 |
| Year built | 2007 |
| Residential units (DOF) | 1 |
| School district | 15 |
| Community district | 6 |
View more neighborhood information such as transportation, nearby schools and risk designations in the dedicated tab.
| Unit # | 402 |
| Square feet | 1,603 |
| Condo complex | 301884 |
New York property reports include comprehensive occupancy, development and violation information. Create a free account to access valuable data points such as:
345 Union Street #402, Brooklyn, NY 11231 was built in 2007 and has a total of 1,603 square feet.
What is the assessed value of 345 Union Street #402, Brooklyn, NY 11231 and the property tax paid?Assessed at $352,437, the tax amount paid for 345 Union Street #402, Brooklyn, NY 11231 is $21,936. For the next year, the tax amount for 345 Union Street #402, Brooklyn, NY 11231 is estimated at $23,690.
When was 345 Union Street #402, Brooklyn, NY 11231 last sold and what was the last sale price?345 Union Street #402, Brooklyn, NY 11231 was last sold in 08/22/2016 for $2,225,000.
How many residential units does this building have?This building has 1 residential unit(s).
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 345 Union Street #402, 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 345 Union Street #402, Brooklyn, NY 11231. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.
| Tax year: | 2025-2026 |
| Property tax: | $21,936 |
| Estimated property tax: | $23,690 |
| Tax assessor's market value: | $783,194 |
| Assessed value: | $352,437 |
Here's the assessment & property tax history for 345 Union Street #402, 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 | $783,194 | $352,437 | $176,350 | 12.439% | $21,936 | $21,936 | +7.47% |
| 2024/25 | $761,943 | $342,874 | $163,289 | 12.5% | $20,411 | $20,411 | -0.02% |
| 2023/24 | $634,952 | $285,728 | $163,289 | 12.502% | $20,414 | $20,414 | +26.27% |
| 2022/23 | $624,027 | $280,812 | $131,793 | 12.267% | $19,409 | $16,167 | +34.38% |
| 2021/22 | $499,136 | $224,611 | $98,330 | 12.235% | $17,925 | $12,031 | +40.31% |
The complete history of permits filed for 345 Union Street #402, 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 Carroll Gardens so you can assess current trends, home values, types of properties sold and transaction volume.
View the median home sale price in Carroll Gardens and compare it to other neighborhoods in Brooklyn.
Check out recently sold homes in Brooklyn and see how their prices compare.
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Distance to Subway
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| Closest station | Smith St & President St at NW Corner | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Station lines | F-G | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Distance (miles) | 0.062 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Bus Routes
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| Name | Smith St/Union St | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Line | B57 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Distance (miles) | 0.03 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Name | Rating | Att. zoned | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|---|
| P.S. 58 The Carroll | 8 | No | Public | PK, K-5 | 751 | 0.13 |
| P.S. 58 The Carroll | 8 | No | Public | PK, K-5 | 751 | 0.13 |
| Pache Montessori | NR | No | Private | PK-K | 122 | 0.17 |
| Pache Montessori | NR | No | Private | PK-K | 122 | 0.17 |
| Hannah Senesh Community Day School | NR | No | Private | K-8 | 231 | 0.18 |
| Name | Rating | Att. zoned | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|---|
| Hannah Senesh Community Day School | NR | No | Private | K-8 | 231 | 0.18 |
| School For International Studies | 5 | No | Public | 6-12 | 782 | 0.21 |
| Mary McDowell Friends School | NR | No | Private | 6-10 | 290 | 0.38 |
| Brooklyn Heights Montessori School | NR | No | Private | PK-8 | 260 | 0.42 |
| International School of Brooklyn | NR | No | Private | PK, K-8 | 0 | 0.43 |
| Name | Rating | Att. zoned | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|---|
| Digital Arts and Cinema Technology High School | 8 | No | Public | 9-12 | 331 | 0.21 |
| School For International Studies | 5 | No | Public | 6-12 | 782 | 0.21 |
| New Dawn Charter High School | 2 | No | Charter | 9-12 | 233 | 0.22 |
| Cobble Hill School of American Studies | 1 | No | Public | 9-12 | 316 | 0.27 |
| Mary McDowell Friends School | NR | No | Private | 6-10 | 290 | 0.38 |
Data provided by GreatSchools.org © 2025. All rights reserved.
Here are the neighbors for 345 Union Street #402, Brooklyn, NY 11231.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 701 Jefferson Ave, Brooklyn | 4,056 | 08/14/2007 | $793,217 |
| 32 Troy Ave, Brooklyn | 3,280 | 10/01/2007 | $250,000 |
| 1474 Royce St, Brooklyn | 1,880 | 11/25/2019 | $825,000 |
| 208 Wilson Ave, Brooklyn | 2,811 | 01/03/2020 | |
| 1307 Gates Ave, Brooklyn | 3,900 | 06/04/2021 | $950,000 |
| 92 Van Siclen Ave, Brooklyn | 2,805 | 05/26/2009 | $500,000 |
| 112 Pulaski St, Brooklyn | 2,862 | 12/24/2025 | |
| 84 Van Siclen Ave, Brooklyn | 2,805 | 09/07/2007 | $636,000 |
| 1305 Gates Ave, Brooklyn | 3,900 | 12/13/2018 | $750,000 |
| 356 Logan St, Brooklyn | 3,080 | 07/18/2025 | $978,035 |
| 1309 Gates Ave, Brooklyn | 3,900 | 08/30/2024 | $1,502,005 |
