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3815 Sea Gate Avenue, Brooklyn, photo 1
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3815 Sea Gate Avenue, photo 9

3815 Sea Gate Avenue

$1,670,000

Est. $10,413/mo

Brooklyn, NY 11224 · Brooklyn

Status
Active
On site
7 days

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About this home

Investment opportunity in Brooklyn’s private, gated Sea Gate community. This detached 10-unit multifamily property offers two buildings on an expansive 100 *120-foot lot, totaling approximately 12,000 square feet, with approximately 5,211 square feet of building area and ample private parking. Features include hardwood floors, updated kitchen cabinetry, and improvements to the roof, siding, and windows. A full unfinished basement with high ceilings provides additional storage space. Residents enjoy private beach access and 24-hour community security. Annual scheduled rental income is approximately $124,000 before expenses, based on owner-provided rents and assuming full collection.

Listed with Daniel Gale Sothebys Intl Rlty · Huailing Deng · Source: OneKey MLS

One Key MLS

Information provided by One Key MLS, and is deemed reliable but not guaranteed accurate. Data last updated: Oct 23, 2026, 3:08 PM ET. ©2026 One Key MLS.

Estimate your monthly payment

Estimate your mortgage payment, including the principal and interest, taxes, insurance, HOA, and private mortgage insurance.

$10,413.07Total / mo

Estimated monthly payment

Principal & interest
$8,225.98(79.0%)
Taxes
$1,987.08(19.1%)
Insurance
$200.00(1.9%)

Representative rates

Representative rates only, indicative for comparison. Edit the interest rate for your own quote; your lender’s numbers vary with credit, points, and insurance.

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Market insights

The market around Brooklyn, NY

Current listings

New in the last 30 days

245

Oct 2026

Average price

Active listings

$1,304,118

Oct 2026

Average days on market

Active listings

178 days

Oct 2026

Computed from 1,583 active OneKey MLS listings in Brooklyn, NY.

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