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MLS ID KEY1006016Last updated Sep 18, 2026

Multi Family

354 21st Street

Active · Kings (Brooklyn), NY 11226

Asking price$900,000Request a Showing
Year built
1925
Est. monthly taxes
$1,279.42
Property gallery0 / 3
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About this home

This 6-family w/ 3 Market Rent and 3 Rent Stabilized apartments delivers strong, reliable cash flow with an 8.15% cap rate, offering a compelling return in today's market. This prime investment opportunity is located in the South Slope area of Park Slope! Monthly Rent Roll: $11,244 | Annual Rent Roll: $134,915 | Annual Expenses: $61,535 | NOI: $73,380 Lot: 20 x 100 ft | Building: 20 x 75 ft | 3 Stories + Basement | Zoning: C-2 | 6 Residential Units | Rent Stabilized. 1 apartment on the ground floor has become vacant and will remain so, incase a buyer wishes to be owner operated. Otherwise it can be immediately rented out upon closing. The property has deferred maintenance and is priced accordingly, representing a straightforward income play for an experienced investor or owner-operator comfortable with a building that requires attention. Income is consistent, making this a steady cash-flowing asset in one of Brooklyn's most sought-after and transit-accessible neighborhoods. All information deemed reliable but not guaranteed. Buyers to perform their own due diligence.

Listing snapshot

Days on site
49 days
Listed on MLS
May 28, 2026
Annual property tax (MLS)
$15,353
Tax year
2025
Listing brokerage
RealTegrity NY LLC
MLS ID
KEY1006016
Last updated
Sep 18, 2026

General features

Property type
Multi Family
Year built
1925
Parking
On Street
Water source
Public
Sewer
Public Sewer
Utilities
Cable Connected, Electricity Connected, Natural Gas Connected, Phone Connected, Sewer Connected, Trash Collection Public, Water Connected

Interior features

Basement
Bilco Door(s)
Heating
Natural Gas
Cooling
Wall/Window Unit(s)

Exterior features

Construction materials
Brick

Schools (MLS)

Elementary school district
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Middle school district
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High school district
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School information is provided by the MLS. Confirm attendance eligibility with the school district.

Recent activity

  1. Listing updated from MLS
  2. First seen on this site
  3. MLS status changed

Location

Kings (Brooklyn), NY 11226Show interactive map
354 21st Street

Kings (Brooklyn), NY 11226

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Listing data is supplied by the MLS and may change without notice.