This is a carousel with tiles that activate property listing cards. Use the previous and next buttons to navigate.
1/6
$2,650,000 Just Listed
This is a carousel with tiles that activate property listing cards. Use the previous and next buttons to navigate.
1/6
Property Description
Investor's Delight! Exceptional opportunity to own an income-producing 8-family brown brick walk-up in the heart of the historic South Park neighborhood. Built in the 1930s, this well-maintained property features six rent-stabilized apartments and two free-market apartments, offering an excellent balance of stable income and future growth potential. Each spacious apartment includes two bedrooms, a living room, dining room, kitchen, and full bath, with the fourth-floor apartment boasting beautiful city views. Building improvements include a 4-year-old roof, a new boiler, updated electrical system, double-pane windows, an Energy Star furnace and water heater, a programmable thermostat, and a full basement with Bilco doors. Conveniently located near schools, shopping, restaurants, parks, and public transportation, this is an outstanding opportunity for investors seeking steady cash flow and long-term appreciation. Ideal for a 1031 Exchange buyer or anyone looking to expand their investment portfolio with a solid Brooklyn multifamily asset in a highly desirable location.
Full Property Details
Full Property Details for 344 21st St
General
- Price: $2,650,000
- Taxes: $18,263
- Status: Active
- Type: Commercial
- Source: Long_Island
- MLS ID: 1054041
- Updated: 9/22/2026
- Added to Site: 2 day(s) ago
Parking
- Parking Features: None
Location
- County: Kings (Brooklyn)
- Cross Streets: 6th Avenue
School Information
- High School District: Brooklyn 15
Heating & Cooling
- Cooling Type: Wall/Window Unit(s)
- Heating Type: Radiant
Utilities
- Sewer: Public Sewer
- Water: Public
- Utility Description: Electricity Connected, Natural Gas Connected
Structural Information
- Detached/Attached: Attached
- Construction: Brick
- Basement: Yes
- Basement Desc.: Bilco Door(s), Full Basement
- Stories/Levels: 4
- Stories in Building: 4
- Building Size: 5884
- Square Feet: 5,884
- Year Built: 1931
Lot Features
- Lot Size (Acres): 0.0575
- Lot Size (Sq. Ft.): 2,504
- Zoning: R6B
Financial Considerations
- Tax Amount: $18,263.84
Disclosures and Reports
- Special Conditions: None
- Property ID: 00898-0034
- Block: 898
- Lot Number: 34
Listed by Empire State Realty Group NY
Get Pre-Approved Today
Schools
Schools serving 344 21st St
School District:New York City Geographic School District 15
| Name | Grades | Distance |
|---|---|---|
P.S.10 Magnet School for Math, Science & Design Technology 511 7th Avenue, Brooklyn, NY 11215 | K-5 | 0.2 mi |
Disclaimer:
School attendance boundaries provided by ATTOM Data Solutions and are for reference only. Contact the school directly to verify enrollment eligibility.
Price & Sales History for 344 21st St
Date
Details
Price
Change
Source
9/22/2026
Listed
$2,650,000
1225%
MLS
10/24/1996
Sold
$200,000
—
Public Record
Disclaimer: Historical sales information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.
Tax History
Tax History for 344 21st St
Year
Property Taxes
Change
Tax Assessment
Change
2025
$18,353
—
$874,350
495%
2025
$18,353
4%
$146,827
-84%
2024
$17,619
8%
$890,280
-20%
2023
$16,317
9%
$1,112,850
6%
2022
$14,963
8%
$1,048,500
4%
2021
$13,855
-2%
$1,005,300
3%
2020
$14,088
4%
$976,050
20%
2019
$13,522
13%
$813,240
710%
2017
$11,934
—
$100,395
7%
2017
$11,934
7%
$93,828
8%
2016
$11,201
—
$86,880
—
2015
$11,193
10%
$86,880
4%
2014
$10,151
5%
$83,391
8%
2013
$9,695
—
$77,227
—
Disclaimer: Historical tax information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.
Estimate the Cost
Estimate the Cost for 344 21st St
344 21st Street, Brooklyn, NY 11215 (MLS# 1054041) is a Commercial property. 344 21st Street is currently listed for $2,650,000 and was received on September 22, 2026. Want to learn more about 344 21st Street? Do you have questions about finding other Commercial real estate for sale in Brooklyn? You can browse all Brooklyn real estate or contact a Coldwell Banker agent to request more information.

