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Three-Story Medical Office Building
For Sale
$1,659,000

3099 Coney Island Avenue, Brooklyn, NY 11235

COMMERCIAL - Brooklyn, NY

Property Size3,705 SF
Lot Size0.04 Acres
Price / SF$447.77
Days on Market733

Property Features for 3099 Coney Island Avenue

General Information

Property type Commercial Sale
Property subtype Other
Zoning R6
Parking features Carport
Basement Finished, Full
Subdivision Brighton Beach
Standard status Active
Size 3,705 SF
Lot size 0.04 Acres

Taxes and HOA fees

Tax Annual Amount 23346

Amenities

central air system

Building Details

Year built 1999
Number of units 3
Flooring type Tile, Laminate
Building materials Brick
Roof type Flat, Rubber
Listing Agency: Century 21 Homefront Realty
Listed By: Igor Yakubinskiy
Added: Aug 14, 2024 Changed: Aug 6 Last Checked: Aug 16 at 3:06PM
MLS# 485178

Copyright © 2026 Brooklyn New York Multiple Listing Service. 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.

Three-story medical office building on a highly trafficked corridor in Brighton Beach. The property totals 3,705 square feet of rentable space in a brick structure built in 1999, with tile and laminate flooring and a flat rubber roof. The second and third floors are fully vacant and were originally intended for medical office use, with flexibility for other purposes. Each floor has its own central air system.

The ground floor currently operates as a doctor’s office on a month-to-month lease. The property is zoned R6, offering vertical expansion opportunity. A carport provides on-site parking.

On an investment basis, the listing remarks reference a 6% cap rate.

Key Highlights

  • R6 zoning with vertical expansion opportunity
  • Brick three‑story medical office building with 3,705 SF of rentable space
  • Ground floor doctor’s office on a month‑to‑month lease

Financial Insights

Estimated NOI and Cap Rate

NOI = area × lease_rate × (100 − vacancy) / 100 × (1 − expense_ratio). Net Operating Income — what the owner takes home each year before mortgage payments and income tax. Effective rent (asking rent minus vacancy losses) minus operating costs (taxes, insurance, maintenance, management).
NOI / Yr
$92,432
Cap rate = NOI / list price × 100. Capitalization rate — annual return on a fully cash purchase, before financing. NOI divided by price. Higher means more income per dollar invested, but usually also more risk or older condition. 5–8% is typical for stabilized commercial property; double digits often signal distressed deals.
Cap Rate
5.57%
Suggested Prices Based on Cap Rates Cap rates vary significantly by property type, market, and asset quality. Typical U.S. stable-market ranges: Multifamily — 4.5% to 6.5% (Class A in primary markets often sub-5%; Class C in secondary markets 6%+) Industrial / Logistics — 5.0% to 7.0% (compressed heavily in recent years due to e-commerce demand) Office — 6.5% to 9%+ (wide spread post-2020; CBD Class A vs. suburban Class B varies dramatically) Retail — 5.5% to 8.5% (grocery-anchored on the low end, unanchored strip centers higher) Hospitality / Hotels — 7.5% to 10%+ (higher due to operational risk) Self-Storage — 5.5% to 7.5% Medical Office — 6.0% to 7.5% Net Lease (single tenant, credit) — 5.0% to 7.0% depending on tenant credit and lease term Rules of thumb: Primary markets (NYC, SF, LA, Boston, DC) trade at lower cap rates than secondary/tertiary markets, often by 100–200 bps (bps, aka basis points; 1 bp = 0.01%). Class A assets trade ~50–150 bps tighter than Class B, and Class B tighter than Class C. Cap rates move inversely with price — a lower cap rate means a higher price for the same NOI. Spread to the 10-year Treasury is a common benchmark; historically 200–400 bps over the 10-year.
Cap Rate 5%
$1,848,640 $1.8M
Cap Rate 7%
$1,320,457 $1.3M
Cap Rate 9%
$1,027,022 $1.0M
Market Conditions
NOI Build-Up for 3,705 SF Vacancy — income lost from leasable area expected to sit empty during the year, subtracted from gross rent. EGI (Effective Gross Income) — gross rent minus vacancy losses, the realistic income before paying operating costs. OpEx (Operating Expenses) — recurring costs to operate the property (property tax, insurance, utilities, maintenance, management); excludes financing and capital improvements. NOI (Net Operating Income) — income a property generates after operating costs but before financing and taxes.
Gross rent
$160.1K $43.20/SF
− Vacancy
−$36.8K −$9.94/SF
EGI
$123.2K $33.26/SF
− OpEx
−$30.8K −$8.32/SF
NOI
$92.4K $24.95/SF
Area
Brooklyn, NY
Vacancy
23.00%
Lease Rate
$43.20 /SF/Yr
Expense Ratio
25.00%
Simulate Cap Rate and NOI
Suggested Prices Based on Cap Rates Cap rates vary significantly by property type, market, and asset quality. Typical U.S. stable-market ranges: Multifamily — 4.5% to 6.5% (Class A in primary markets often sub-5%; Class C in secondary markets 6%+) Industrial / Logistics — 5.0% to 7.0% (compressed heavily in recent years due to e-commerce demand) Office — 6.5% to 9%+ (wide spread post-2020; CBD Class A vs. suburban Class B varies dramatically) Retail — 5.5% to 8.5% (grocery-anchored on the low end, unanchored strip centers higher) Hospitality / Hotels — 7.5% to 10%+ (higher due to operational risk) Self-Storage — 5.5% to 7.5% Medical Office — 6.0% to 7.5% Net Lease (single tenant, credit) — 5.0% to 7.0% depending on tenant credit and lease term Rules of thumb: Primary markets (NYC, SF, LA, Boston, DC) trade at lower cap rates than secondary/tertiary markets, often by 100–200 bps (bps, aka basis points; 1 bp = 0.01%). Class A assets trade ~50–150 bps tighter than Class B, and Class B tighter than Class C. Cap rates move inversely with price — a lower cap rate means a higher price for the same NOI. Spread to the 10-year Treasury is a common benchmark; historically 200–400 bps over the 10-year.
Cap Rate 5%
$1,848,640
Cap Rate 7%
$1,320,457
Cap Rate 9%
$1,027,022

Alternative Uses

Best Use
Office B
$1.32M
$1.16M – $1.54M (±1% cap)
NOI $92,432 @ 7.0% cap · market cap 5.57%
Second Best
Healthcare Medical
$1.23M
$1.07M – $1.43M (±1% cap)
NOI $85,897 @ 7.0% cap · market cap 5.18%
Theoretical Best
Specialty Retail
$3.07M
$2.68M – $3.58M (±1% cap)
NOI $214,742 @ 7.0% cap · market cap 12.94%
Zoning and permitted uses should be independently verified with authorities.

Property Analytics

Current Use

Soybelman Dora MD Physician Pre Care Speech ... Physician Law Offices of Irina ... Law Firm B D Manual ... Medical Clinic Dr. John H ... Physician

Suggested Use

Top Pick Real Estate Agency Parking Lot & Garage Catering Service Hotel & Motel Nursing Home (Bike/Boat/Book/etc) Store

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

Location Intelligence

Trade Area within ½ mile

4,666
Businesses Nearby
Under-served
Demand for This Use

Demographics for 11235, NY

88,482
Population
37,188
Households
2.4
Avg Household Size
44
Median Age
50%
College-Educated
90%
High-School Grad
2.5 sq mi
ZIP Area
35,393
Density / Sq Mi
$61,689
Median Household Income
$48,898
Median Earnings
$1,649
Median Rent
$723,900
Median Home Value

Market

Vacancy Rate% for Office in Northeast region

13.1% 2019
15.4% 2020
17.6% 2021
19.1% 2022
20.2% 2023
20.9% 2024
19.9% 2025
Rey
Questions? Ask Rey
Realmo’s AI knows this listing — price, zoning, demand, history. Ask anything.

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Frequently Asked Questions

What type of property is this?
Medical Office Space - R6 zoned, brick three-story building with central air on every floor and a month-to-month doctor’s office in place.
Where is this medical office space located?
The property is located at 3099 Coney Island Avenue Brooklyn, NY.
What is the asking price?
The asking price for this property is $1,659,000.
What are key features of this property?
This property features: R6 zoning with vertical expansion opportunity; Brick three‑story medical office building with 3,705 SF of rentable space; Ground floor doctor’s office on a month‑to‑month lease
More about this property
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