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10-Unit Detached Multifamily Property
New
For Sale
$1,497,000

3815 Sea Gate Avenue, Brooklyn, NY 11224

Commercial Sale, Brooklyn, NY

Property SizeContact for details
Lot Size0.28 Acres
Days on Market6

Property Features for 3815 Sea Gate Avenue

General Information

Property type Commercial Sale
Property subtype Other
Zoning R3-1
Basement Full, Unfinished
Appliances Refrigerator
Elementary school district Brooklyn 21
Middle school district Brooklyn 21
High school district Brooklyn 21
Directions Map Quest
Standard status Active
APN 07027-0006
Lot size 0.28 Acres

Taxes and HOA fees

Tax Year 2025
Tax Annual Amount 21000

Utilities

Heating system Natural Gas, Steam

Amenities

private beach access
24/7 security

Building Details

Year built 1930
Number of units 10
Flooring type Hardwood
Building materials Stucco
Listing Agency: Winzone Realty Inc
Listed By: Victoria Chang
Added: Sep 2 Changed: Sep 3 Last Checked: Sep 7 at 3:06PM
MLS# 1045964

Copyright © 2026 OneKey MLS. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.

Investment Insights

Based on property information with market context.

This R3-1 multifamily property includes 10 legal dwelling units across two detached houses on a 0.2755-acre lot measuring 100 by 120 feet. The 1930-built property has undergone several updates, including a new roof, siding, windows, hardwood flooring, and refreshed kitchen cabinetry. Additional features include a clean basement with high ceilings, natural gas and steam heat, stucco construction, and a refrigerator. Private parking serves the property, and the site includes private beach access and 24/7 security.

Located in Brooklyn’s Seagate Beach area, the property offers a residential income configuration with two buildings on one lot. The apartment improvements and recent exterior work provide a defined physical base for continued multifamily use, while the zoning designation and legal dwelling count support its apartment-building classification.

Key Highlights

  • 10 legal dwelling units in two detached houses
  • 0.2755‑acre lot with 100 by 120 feet of land area
  • R3‑1 zoning in Brooklyn’s Seagate Beach area

Property Analytics

Current Use

MK Massage therapy ... Alternative Medicine Practice

Suggested Use

Top Pick Law Firm Real Estate Agency Hair Salon Spa & Massage Center Dental Office Gym & Fitness Center

Score = modeled unmet demand for each use within ~1 mi (higher = bigger opportunity). Zoning and permitted uses should be independently verified with local authorities.

Lease Details

10
Residential units

Location Intelligence

Trade Area within ½ mile

507
Businesses Nearby

Demographics for 11224, NY

46,019
Population
21,354
Households
2.2
Avg Household Size
46
Median Age
33%
College-Educated
82%
High-School Grad
1.6 sq mi
ZIP Area
28,762
Density / Sq Mi
$41,449
Median Household Income
$41,233
Median Earnings
$905
Median Rent
$512,900
Median Home Value

Market

Vacancy Rate% for Multifamily in Northeast region

4% 2022
4.6% 2023
5.3% 2024
5.6% 2025
Rey
Questions? Ask Rey
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Frequently Asked Questions

What type of property is this?
Multifamily property - Two-house configuration with private parking, updated interiors, and access to Seagate Beach amenities.
Where is this multifamily property located?
The property is located at 3815 Sea Gate Avenue Brooklyn, NY.
What is the asking price?
The asking price for this property is $1,497,000.
What are key features of this property?
This property features: 10 legal dwelling units in two detached houses; 0.2755‑acre lot with 100 by 120 feet of land area; R3‑1 zoning in Brooklyn’s Seagate Beach area
More about this property
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