| Primary address | 2123 Blackrock Avenue |
| Secondary address | 2123 Garage Blackrock Ave |
| Neighborhood | Unionport |
| Zip code | 10472 |
| Borough | Bronx |
| Block & lot | 03808-0077 |
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Purchase date | 01/16/2014 |
| Purchase price | $485,000 |
| Tax class | Register |
| Estimated property tax | $4,782 |
| Lot sq. ft. | 5,159 |
| Lot dimensions | |
| Property type | Two Family Converted from One Family (B3)
|
| Building sqft | 2,064 |
| Building dimensions | |
| Buildings on lot | 2 |
| Stories | 2 |
| Structure type | Old style |
| Building material | Frame |
| Exterior wall | Brick/masonry |
| Basement type | Full |
| Garage type | Detached, frame garage |
| Year built | 1935 |
| Frontage(s) | Blackrock Avenue (narrow) |
| Nearest wide street | Watson Avenue |
| Distance to wide street | Register |
| School district | 8 |
| Community district | 9 |
| Closest police station | 0.95 Miles |
| Closest fire station | 0.24 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.
2123 Blackrock Avenue, Bronx, NY 10472 was built in 1935 and has a total of 2,064 square feet.
What is the assessed value of 2123 Blackrock Avenue, Bronx, NY 10472 and the property tax paid?Assessed at $56,340, the tax amount paid for 2123 Blackrock Avenue, Bronx, NY 10472 is $6,782. For the next year, the tax amount for 2123 Blackrock Avenue, Bronx, NY 10472 is estimated at $4,782.
When was 2123 Blackrock Avenue, Bronx, NY 10472 last sold?2123 Blackrock Avenue, Bronx, NY 10472 was last sold in 02/26/2016.
How many residential units does this building have?This building has 2 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 2123 Blackrock Avenue, Bronx, 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 2123 Blackrock Avenue, Bronx, NY 10472. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.
| Tax year: | 2025-2026 |
| Property tax: | $4,782 |
| Estimated property tax: | $4,782 |
| Tax assessor's market value: | $939,000 |
| Assessed value: | $56,340 |
Here's the assessment & property tax history for 2123 Blackrock Avenue, Bronx, 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 | $939,000 | $56,340 | $34,180 | 19.843% | $6,782 | $4,782 | +6.83% |
| 2024/25 | $878,000 | $52,680 | $32,246 | 20.085% | $6,477 | $4,477 | +1.32% |
| 2023/24 | $759,000 | $45,540 | $31,956 | 20.085% | $6,418 | $4,418 | -27.88% |
| 2022/23 | $676,000 | $40,560 | $30,164 | 20.309% | $6,126 | $6,126 | +7.74% |
| 2021/22 | $676,000 | $40,560 | $28,483 | 19.963% | $5,686 | $5,686 | -5.14% |
The complete history of permits filed for 2123 Blackrock Avenue, Bronx, 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 Unionport so you can assess current trends, home values, types of properties sold and transaction volume.
View the median home sale price in Unionport and compare it to other neighborhoods in Bronx.
Check out recently sold homes in Bronx and see how their prices compare.
| FEMA flood zone(s): | X (See more on map) |
| Hurricane evacuation zone: | 6 (See more on map) |
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Distance to Subway
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| Closest station | Castle Hill Ave & Westchester Ave at SW Corner | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Station lines | 6 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Distance (miles) | 0.355 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Bus Routes
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| Name | Cross BX SVC Rd/Castle Hill Av | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Line | Q44+ | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Distance (miles) | 0.119 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Name | Rating | Att. zoned | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|---|
| P.S. 36 Unionport | 5 | Yes | Public | PK, K-5 | 702 | 0.13 |
| P.S. 36 Unionport | 5 | Yes | Public | PK, K-5 | 702 | 0.13 |
| Trinity Lutheran School | NR | No | Private | PK, K-8 | 0 | 0.04 |
| Trinity Lutheran School | NR | No | Private | PK, K-8 | 0 | 0.04 |
| DR Emmett W Bassett School (The) | 6 | No | Public | PK, K-5 | 524 | 0.23 |
| Name | Rating | Att. zoned | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|---|
| Pugsley Preparatory Academy | 4 | Yes | Public | 6-8 | 562 | 0.26 |
| Trinity Lutheran School | NR | No | Private | PK, K-8 | 0 | 0.04 |
| Jhs 125 Henry Hudson | NR | No | Public | 6-8 | 354 | 0.22 |
| Islamic Leadership School | NR | No | Private | 1-9 | 0 | 0.40 |
| Islamic Leadership School | NR | No | Private | 1-10 | 89 | 0.41 |
| Name | Rating | Att. zoned | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|---|
| Islamic Leadership School | NR | No | Private | 1-10 | 89 | 0.41 |
| Antonia Pantoja Preperatory Academy | 4 | No | Public | 6-12 | 420 | 0.51 |
| Millenium Art Academy | 5 | No | Public | 9-12 | 362 | 0.51 |
| Bronx Compass High School | 2 | No | Public | 9-12 | 385 | 0.51 |
| Gotham Collaborative High School | NR | No | Public | 9-12 | 313 | 0.51 |
Data provided by GreatSchools.org © 2025. All rights reserved.
Here are the neighbors for 2123 Blackrock Avenue, Bronx, NY 10472.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 1110 Olmstead Ave, Bronx | 2,012 | 08/03/2018 | |
| 1116 Olmstead Ave, Bronx | 1,886 | 08/28/2006 | $150,000 |
| 2119 Blackrock Ave, Bronx | 2,388 | 06/21/2012 | $500,000 |
| 1104 Olmstead Ave, Bronx | 1,645 | 12/16/2016 | $275,000 |
| 2143 Blackrock Ave, Bronx | 2,056 | 04/19/2010 | $400,000 |
| 2149 Blackrock Ave, Bronx | 2,098 | 05/08/1980 | |
| 2117 Blackrock Ave, Bronx | 1,986 | 05/01/2019 | |
| 1106 Olmstead Ave, Bronx | 1,470 | 05/12/2006 | $389,550 |
| 2133 Blackrock Ave, Bronx | 2,748 | 02/20/2018 | $530,000 |
| 2137 Blackrock Ave, Bronx | 2,748 | 06/13/2001 | |
| 1112 Olmstead Ave, Bronx | 2,012 | 11/12/2021 | |
| 1102 Olmstead Ave, Bronx | 1,855 | 09/16/2010 | $215,000 |
| 2139 Blackrock Ave, Bronx | 2,748 | 02/11/2010 | $500,000 |
| 1100 Olmstead Ave, Bronx | 1,855 | 10/07/2009 | |
| 1108 Olmstead Ave, Bronx | 1,715 | 10/30/2008 | |
| 2129 Blackrock Ave, Bronx | 2,256 | 03/12/2026 | |
| 2131 Blackrock Ave, Bronx | 2,748 | 08/16/2022 | $900,000 |
| 2141 Blackrock Ave, Bronx | 2,124 | 06/18/2021 | $750,000 |
| 2145 Blackrock Ave, Bronx | 2,132 | 10/10/1986 | |
| 2147 Blackrock Ave, Bronx | 2,132 | 04/04/2017 | $490,000 |
