NOT LISTED FOR SALE

911 Union St Unit 4 Brooklyn, NY 11215

Park Slope Neighborhood

Estimated Value: $1,722,000 - $2,379,000

2 Beds
2 Baths
4,275 Sq Ft
$480/Sq Ft Est. Value

Sale Details

Date Sold: April 24, 2018

Current estimated payment $14,471 / mo

Highlights

  • Built in 1910 | Newly Remodeled
  • 5-minute walk to Grand Army Plaza
  • Pre War Building
  • P.S. 282 Park Slope Rated A

About This Home

As of April 2023

All open houses are by appointment only

Want to spend your summer in Prospect Park or on your own cozy roof terrace?

This incredible Duplex is available for a one year rental.

Vaulted 15 foot ceilings, expansive and open living room with decorative fireplace and exposed brick, open kitchen and washer/dryer.

2 Beds/2 Baths.

Located between 7th & 8th Avenues, you're close to Union Market, the 2/3/B/Q trains, Prospect Park, the Saturday Farmers Market, the Brooklyn Museum, The Brooklyn Library and Botanic Gardens, and the many restaurants and shops on Union Street, Flatbush and 7th, 5th and Vanderbilt Avenues.

Please note that no pets are allowed and coop application required.

Last Agent to Rent the Property

Alexander Maroni

Douglas Elliman Real Estate License #10301201619 Listed on: 01/19/2023

Douglas Elliman Real Estate

Co-Listed By

Hilah Williams

Douglas Elliman Real Estate License #10401219306

Range of Values:

--
Value Increase
--
Percent Increase
--
Adjusted for Inflation
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List Price
Sold Price
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Property Details

Home Type

  • Co-Op

Year Built

  • Built in 1910 | Newly Remodeled

Home Design

  • Pre War Building
  • Entry on the 4th floor

Interior Spaces

  • 4-Story Property

Bedrooms and Bathrooms

  • 2 Bedrooms
  • 2 Full Bathrooms

Community Details

  • 4 Units
  • Park Slope Subdivision

Listing and Financial Details

  • Property Available on 4/1/23
  • Tax Block 01063

Property Details

Home Type

Co-Op

Year Built

Built in 1910 | Newly Remodeled

Lot Details

0 Sq Ft Lot

Rental Info

  • Available Date: 2023-04-01

Listing Details

  • Cross Street: 7 AVENUE and 8 AVENUE
  • Exposures: North,South
  • Property SubType: Apartment
  • Property Type: Residential Lease
  • Neighborhood: Park Slope
  • Architectural Style: Prewar
  • Entry Level: 4
  • CustomProperty: { "WeeklyRate": null, "OffMarketDate": "2023-04-15", "LivingAreaRange": null, "GuestHouseYN": null, "Lang2_Type": null, "AboveGradeUnfinishedAreaRange": null, "GuestHouseAreaTotalUnits": null, "PrivateShowingInstructions": null, "NumberOfBoatSlips": null, "LotSizeRangeUnits": null, "LakeId": null, "BuildingAreaTotalRange": null, "HumanModifiedYN": false, "MineralRights": null, "LotSizeRangeSource": null, "Permission": null, "Membership": null, "ModificationTimestamp": "2026-08-05T17:57:38.210-00:00", "Restrictions": null, "BoatDockSlipFeatures": null, "OffersReviewDate": null, "AdditionalFeeFrequency": null, "PotentialShortSale": null, "TitleCompanyPhone": null, "LeaseAmountPerAreaUnit": null, "AssociationFeeTotal": null, "PropertyAccess": null, "AdditionalFee": null, "LakeSize": null, "LivingAreaRangeHigh": null, "LotSizeAreaRangeLow": null, "GarageArea": null, "BelowGradeFinishedAreaRange": null, "BuildingAreaTotalRangeSource": null, "GarageAreaUnits": null, "AdditionalFeeYN": false, "LakeChainName": null, "BelowGradeFinishedAreaRangeUnits": null, "DevelopmentName": null, "TaxAuthority": null, "ProjectName": null, "WaterAccessYN": null, "AssociationFeeTotalFrequency": null, "ListOfficeMlsId": "51", "GarageDimensions": null, "BelowGradeBedrooms": null, "MembershipRequiredYN": null, "AboveGradeBedrooms": null, "GulfAccessYN": null, "TaxAssessedValueImprovement": null, "AboveGradeUnfinishedAreaRangeSource": null, "OtherExpenseDescription": null, "MembershipFeeFrequency": null, "ListingKeyNumeric": 1092187680, "AdditionalInfo3": null, "BoatDockSlipDescription": null, "AdditionalInfo1": null, "PublicRemarks_lang2": null, "AdditionalInfo2": null, "PublicRemarks_lang3": null, "SourceFloorPlansCount": null, "LastMonthRentReqYN": null, "AboveGradeUnfinishedAreaRangeUnits": null, "ListAOR": null, "ThirdPartyIntegrationType": null, "BuildingAreaTotalRangeUnits": null, "PricePerAreaUnit": null, "FractionalShare": null, "TitleCompanyName": null, "AboveGradeFinishedAreaRangeSource": null, "BelowGradeFinishedAreaRangeSource": null, "OriginatingSystemKey": "3217120", "GuestHouseAreaTotalSource": null, "LeaseTermsDescription": null, "PropertyType": "Residential Lease", "LivingAreaRangeUnits": null, "OriginatingSystemName": "RLS", "BelowGradeUnfinishedAreaRangeSource": null, "LandTenure": null, "OffSeasonRate": null, "Attic": null, "MembershipFee": null, "BoatDockAccommodates": null, "PropertySubTypeAdditional": "Apartment", "PricePerArea": null, "BoatDockYN": null, "BonusAmount": null, "GuestHouseAreaTotal": null, "ListingKey": "1092187680", "GuestHouseDescription": null, "SecurityDepositYN": null, "SourceSupplementPublicCount": null, "SaleOrLeaseIncludes": null, "AdditionalFeeDescription": null, "InternetEntireListingDisplayYN": true, "SeasonRate": null, "ComplexName": null, "StoriesPartial": null, "CustomFields": "{\n \"ElevatorsTotal\": \"0\",\n \"FurnishedMinLeaseMonths\": \"0\",\n \"MaxLeaseMonths\": \"12\",\n \"BuildingTaxLot\": \"0048\",\n \"FurnishedMaxLeaseMonths\": \"12\",\n \"ViewRemarks\": \"null\",\n \"BonusYN\": \"0\",\n \"ListingKey\": \"1092187680\"\n}", "BoatDockHeight": null, "AvailabilityType": null, "LakeName": null, "OriginatingSystemSubName": "RLS_REBNY", "RiverName": null, "BelowGradeUnfinishedAreaRangeUnits": null, "ListOfficeKey": "5658911", "TaxYearRange": null, "NumberOfBoatDocks": null, "LotSizeAreaRangeHigh": null, "TaxAssessedValueLand": null, "StandardStatus": "Closed", "GulfAccessType": null, "BoatSlipYN": null, "StormProtection": null, "LivingAreaRangeSource": null, "LeaseAmountPerArea": null, "TitleCompanyAddress": null, "MonthlyRate": null, "WaterAccessDescription": null, "SecurityDepositDescription": null, "TaxRate": null, "BelowGradeUnfinishedAreaRange": null, "MembershipDescription": null, "TitleCompanyPreferred": null, "AboveGradeFinishedAreaRangeUnits": null, "AboveGradeFinishedAreaRange": null, "LivingAreaRangeLow": null, "BuildingSizeDimensions": null, "PropertySubType": "Apartment", "UnitLocation": "4", "ConsumerRemarks": null, "LotSizeRange": null, "OffersDescription": null, "Lang3_Type": null, "StoriesPartialTotal": null, "Location": null, "ListingId": null, "RentSpreeYN": null, "RentSpreeURL": null, "ApplicationFee": null, "CommunityDevelopmentDistrictYN": null, "SourceSystemKey": null }
  • Special Features: NewHome
  • Property Sub Type: Coop
  • Stories: 4

Beds/Baths

  • Full Bathrooms: 2
  • Bathrooms Integer: 2
  • Bedrooms: 2

Exterior Features

  • Patio/Porch Features: Rooftop

Garage/Parking

  • Garage: No

Condo/Co-op/Association

  • Common Interest: Stock Cooperative

Building Info

  • New Construction: Yes
  • Units: 4
  • Total Stories: 4
  • Year Built: 1910

Tax Info

  • Tax Block: 01063

Home Values in the Area

Source: Public Records

Average Home Value in this Area

Source: Public Records

Agents Specializing in Park Slope, NY

  • Joanna Mayfield Marks Real Estate Agent - Brown Harris Stevens Brooklyn LLC

    Joanna Mayfield Marks

    Brown Harris Stevens Brooklyn LLC

    (929) 552-6159

    86 Total Sales

    15 in Park Slope

    $300K - $3.9M Price Range

    Joanna Mayfield Marks
     Section Image
  • Donald Brennan Real Estate Agent - Brennan Realty Services LLC

    Donald Brennan

    Brennan Realty Services LLC

    (973) 649-9527

    12 Total Sales

    1 in Park Slope

    $3,750,000 Price

    Donald Brennan
     Section Image
  • Gino Filippone Real Estate Agent - Corcoran Group

    Gino Filippone

    Corcoran Group

    (424) 238-2789

    68 Total Sales

    1 in Park Slope

    $1,400,000 Price

    Gino Filippone
     Section Image
  • Andreea Miller Real Estate Agent - Corcoran Group

    Andreea Miller

    Corcoran Group

    (833) 556-7371

    52 Total Sales

    4 in Park Slope

    $730K - $4.3M Price Range

    Andreea Miller
     Section Image
  • Rachel Wood Real Estate Agent - Brown Harris Stevens Brooklyn LLC

    Rachel Wood

    Brown Harris Stevens Brooklyn LLC

    (855) 617-5877

    13 Total Sales

    3 in Park Slope

    $675K - $2.5M Price Range

    Rachel Wood
     Section Image
  • Lisa Gaytan Real Estate Agent - Brown Harris Stevens Brooklyn LLC

    Lisa Gaytan

    Brown Harris Stevens Brooklyn LLC

    (877) 899-3616

    5 Total Sales

    1 in Park Slope

    $4,950,000 Price

    Lisa Gaytan
     Section Image
See All Agents

Property History

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

Date Event Price List to Sale Price per Sq Ft Prior Sale
04/15/2023 04/15/23 Rented $6,000 0.0% --
03/28/2023 03/28/23 Under Contract -- -- --
03/14/2023 03/14/23 For Rent $6,000 0.0% --
04/24/2018 04/24/18 Sold -- -- -- View Prior Sale
02/24/2018 02/24/18 Pending -- -- --
01/26/2018 01/26/18 For Sale -- -- --
09/04/2013 09/04/13 Sold -- -- -- View Prior Sale
08/05/2013 08/05/13 Pending -- -- --
05/13/2013 05/13/13 For Sale $979,000 -- $229 / Sq Ft
Source: Real Estate Board of New York (REBNY)

Tax History

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

Year Tax Paid Tax Assessment Tax Assessment Total Assessment is a certain percentage of the fair market value that is determined by local assessors to be the total taxable value of land and additions on the property. Land Improvement
2026 $38,533 $950,850 $9,000 $941,850
2025 $35,684 $1,188,450 $9,000 $1,179,450
2024 $35,684 $1,115,100 $9,000 $1,106,100
2023 $27,954 $954,450 $9,000 $945,450
2022 $25,797 $0 $0 $0
2021 $25,866 $0 $0 $0
2020 $11,790 $1,192,950 $9,000 $1,183,950
2019 $22,273 $1,197,000 $9,000 $1,188,000
2018 $25,562 $203,299 $1,639 $201,660
2017 $23,724 $188,243 $1,770 $186,473
2016 $23,964 $188,243 $2,119 $186,124
2015 $11,315 $182,403 $2,463 $179,940
2014 $11,315 $168,893 $2,737 $166,156
Source: Public Records

Agents Affiliated with this Home

  • Alexander Maroni Real Estate Agent - Douglas Elliman Real Estate

    Landlord's Agent in 2023

    Alexander Maroni

    Douglas Elliman Real Estate

    (917) 704-3102

    35 in this area

    196 Total Sales

    Alexander Maroni
    Section Image
  • Hilah Williams Real Estate Agent - Douglas Elliman Real Estate

    Landlord's Co-Listing Agent in 2023

    Hilah Williams

    Douglas Elliman Real Estate

    (347) 768-1073

    16 in this area

    52 Total Sales

    Hilah Williams
    Section Image

  • WS

    Seller's Agent in 2018

    Wendy Stephenson

    Compass

    (914) 536-1513

    4 in this area

    11 Total Sales

    Wendy Stephenson
    Section Image
See All Agents

Map

Source: Real Estate Board of New York (REBNY)

MLS Number: RLS10843415

Real Estate Board of New York (REBNY)

APN: 01063-0048

New York Kings County Brooklyn 11215 Park Slope

911 Union St Unit 4, Brooklyn, NY

Disclaimer: Certain information contained herein is derived from information provided by parties other than Homes.com. All information provided is deemed reliable, but is not guaranteed to be accurate and should be independently verified.

Real Estate Board of New York (REBNY) This information is not verified for authenticity or accuracy and is not guaranteed and may not reflect all real estate activity in the market. ©2026 The Real Estate Board of New York, Inc., All rights reserved.

RLS Data display by Homes.com LLC

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