| Primary address | 821 Union Street |
| Neighborhood | Park Slope |
| Zip code | 11215 |
| Borough | Brooklyn |
| Block & lot | 00954-0062 |
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Purchase date | 12/07/2021 |
| Purchase price | $10 |
| Tax class | Register |
| Lot sq. ft. | 2,025 |
| Lot dimensions | |
| Property type | Over Six Families without Stores (C1)
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| Building sqft | 5,940 |
| Building dimensions |
| Buildings on lot | 1 |
| Stories | 4 |
| Year built | 1920 |
| Construction type | Register |
| School district | 13 |
| Community district | 6 |
| Closest police station | 0.40 Miles |
| Closest fire station | 0.02 Miles |
View more neighborhood information such as transportation, nearby schools and risk designations in the dedicated tab.
New York property reports include comprehensive occupancy, development and violation information. Create a free account to access valuable data points such as:
821 Union Street, Brooklyn, NY 11215 was built in 1920 and has a total of 5,940 square feet.
What is the assessed value of 821 Union Street, Brooklyn, NY 11215 and the property tax paid?Assessed at $1,102,050, the tax amount paid for 821 Union Street, Brooklyn, NY 11215 is $21,914.
When was 821 Union Street, Brooklyn, NY 11215 last sold and what was the last sale price?821 Union Street, Brooklyn, NY 11215 was last sold in 12/07/2021 for $10.
How many residential units does this building have?This building has 8 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 821 Union Street, Brooklyn, including title documents, transfer conditions, mortgages, liens, and pre-foreclosures.
| Sale date | Sale price | Buyer name | Seller name |
|---|---|---|---|
| 12/07/2021 | $10 | Register | Register |
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 821 Union Street, Brooklyn, NY 11215. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.
| Tax year: | 2026-2027 |
| Property tax: | $21,915 |
| Tax assessor's market value: | $2,449,000 |
| Assessed value: | $1,102,050 |
Here's the assessment & property tax history for 821 Union 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 | $2,784,000 | $1,252,800 | $163,128 | 12.439% | $20,291 | $20,291 | -0.49% |
| 2024/25 | $3,480,000 | $1,566,000 | $163,127 | 12.5% | $20,391 | $20,391 | +3.20% |
| 2023/24 | $2,957,000 | $1,330,650 | $158,046 | 12.502% | $19,759 | $19,759 | +10.06% |
| 2022/23 | $2,810,000 | $1,264,500 | $146,357 | 12.267% | $17,954 | $17,954 | +8.28% |
| 2021/22 | $3,093,000 | $1,391,850 | $135,521 | 12.235% | $16,581 | $16,581 | +7.72% |
The complete history of permits filed for 821 Union 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 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.
Check out recently sold homes in Brooklyn and see how their prices compare.
| FEMA flood zone(s): | X (See more on map) |
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Distance to Subway
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| Closest station | Flatbush Ave & Park Pl at SW Corner | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Station lines | B-Q | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Distance (miles) | 0.253 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Here are the neighbors for 821 Union Street, Brooklyn, NY 11215.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 817 Union St, Brooklyn | 2,700 | 10/31/2019 | |
| 811 Union St, Brooklyn | 4,320 | 01/15/1987 | |
| 827 Union St, Brooklyn | 4,800 | 08/03/1978 | |
| 815 Union St, Brooklyn | 2,700 | 05/05/1988 | |
| 809 Union St, Brooklyn | 4,880 | 01/14/2000 | |
| 823 Union St, Brooklyn | 2,736 | 03/05/2026 | $3,000,000 |
| 805 Union St, Brooklyn | 6,079 | 11/15/2012 | |
| 829 Union St, Brooklyn | 4,800 | 02/28/2020 | |
| 847 Union St, Brooklyn | 15,500 | 03/12/2003 | |
| 807 Union St, Brooklyn | 4,860 | 03/29/2025 | |
| 799 Union St, Brooklyn | 4,960 | 06/23/1982 | |
| 837 Union St, Brooklyn | 8,356 | 10/11/2023 | |
| 90 7th Ave, Brooklyn | 9,000 | 01/07/2005 | |
| 801 Union St, Brooklyn | 4,860 | 10/18/1984 | |
| 831 Union St, Brooklyn | 4,800 | 01/09/2009 | |
| 819 Union St, Brooklyn | 3,580 | 10/03/2025 | |
| 803 Union St, Brooklyn | 4,860 | 12/17/2015 | |
| 825 Union St, Brooklyn | 4,800 | 10/10/2008 | $1,780,000 |
| 833 Union St, Brooklyn | 5,076 | 02/20/2015 | $2,686,000 |
| 835 Union St, Brooklyn | 3,910 | 02/16/2011 |
