Two-Story Duplex with
For Sale
$650,000
90 Comstock Avenue, Staten Island, NY 10314
MULTI_FAMILY - Staten Island, NY
Property Size1,736 SF
Lot Size0.09 Acres
Price / SF$374.42
Days on Market13
Property Features for 90 Comstock Avenue
General Information
Property type
Residential Multi Family
Property subtype
Duplex
Zoning
R3-2
Bedrooms
4
Bathrooms
2
Full bathrooms
2
Rooms
Bedroom 4, Bedroom 1, Bedroom 3, Bathroom 2, Bathroom 1, Bedroom 2
Parking features
Garage, Driveway
Patio and Porch features
Patio, Deck
Lot features
Back Yard
Subdivision
Graniteville
Standard status
Active
Size
1,736 SF
Lot size
0.09 Acres
Taxes and HOA fees
Tax Annual Amount
5806
Utilities
Sewer type
Public Sewer
Heating system
Hot Water(Heating), Natural Gas
Building Details
Year built
1970
Floors in Building
2
Number of units
2
Building materials
Brick
Listing Agency:
Robert DeFalco Realty, Inc.
(718) 987-7900
Listed By:
Catherine Crumbley
(718) 987-7900
Added: Jul 20
Changed: Jul 30
Last Checked: Aug 1 at 2:06AM
MLS# 2604087
Copyright © 2026 Staten Island Board of Realtors. 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 brick duplex at 90 Comstock Avenue is configured as a two-family, with each unit having its own living space. The first-floor walk-in apartment includes one bedroom, a living room, a dining area, and one full bath. The second-floor apartment offers three bedrooms, a deck, and one full bath, with access to the spacious backyard. The home is described as having no basement and is being delivered vacant, providing flexibility to move in or generate rental income.
The property sits on a lot of 0.0922 acres and has 1,736 square feet. Zoning is R3-2. Heating is provided via hot water heat and natural gas, and the home connects to public sewer.
Parking is available with a garage and driveway, supporting day-to-day access for residents and guests.
The property sits on a lot of 0.0922 acres and has 1,736 square feet. Zoning is R3-2. Heating is provided via hot water heat and natural gas, and the home connects to public sewer.
Parking is available with a garage and driveway, supporting day-to-day access for residents and guests.
Key Highlights
- Two‑family duplex with first‑floor walk‑in unit and second‑floor three‑bedroom unit
- Delivered vacant for flexible owner occupancy or rental income
- Zoned R3‑2
Financial Insights For Multifamily LT 5
Simulate Cap Rate and NOI
NOI Build-Up
- 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.
| Component | $ | $/SF |
|---|---|---|
| Gross rent | $70.8k | $40.80 |
| − Vacancy | −$3.2k | −$1.84 |
| EGI | $67.6k | $38.96 |
| − OpEx | −$20.3k | −$11.69 |
| NOI | $47.3k | $27.27 |
1,736 SF · lease $40.80/SF/yr · vacancy 4.50% · expense 30.00%
Alternative Uses
Best Use
Multifamily LT 5
$676.4K
$591.9K – $789.2K
NOI $47,349 @ 7.0% cap · market cap 7.28%
Second Best
Apartment 5plus
$627.2K
$548.8K – $731.8K
NOI $43,906 @ 7.0% cap · market cap 6.75%
Theoretical Best
Office A
$828.3K
$724.8K – $966.4K
NOI $57,983 @ 7.0% cap · market cap 8.92%
Zoning and permitted uses should be independently verified with authorities.
Property Analytics
Property Profile
Current Use
Lease Details
2
Residential units
Location Intelligence
Trade Area within ½ mile
967
Businesses Nearby
Explore this area
Business Placement
Demographics for 10314, NY
92,157
Population
33,554
Households
2.7
Avg Household Size
41
Median Age
37%
College-Educated
89%
High-School Grad
13.0 sq mi
ZIP Area
7,089
Density / Sq Mi
$104,655
Median Household Income
$58,769
Median Earnings
$1,726
Median Rent
$665,500
Median Home Value
Market
Vacancy Rate% for Multifamily in Northeast region
Questions? Ask Rey
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Frequently Asked Questions
What type of property is this?
Duplex - Brick two-family duplex zoned R3-2 with a deck and patio space.
Where is this duplex located?
The property is located at 90 Comstock Avenue Staten Island, NY.
What is the asking price?
The asking price for this property is $650,000.
What are key features of this property?
This property features: Two‑family duplex with first‑floor walk‑in unit and second‑floor three‑bedroom unit; Delivered vacant for flexible owner occupancy or rental income; Zoned R3‑2
