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Two-Family Colonial Duplex
For Sale
$1,599,000

548 Lamont Avenue, Staten Island, NY 10312

MULTI_FAMILY - Staten Island, NY

Property Size2,860 SF
Lot Size0.17 Acres
Price / SF$559.09
Days on Market8

Property Features for 548 Lamont Avenue

General Information

Property type Residential Multi Family
Property subtype Other
Zoning R3X
Bedrooms 6
Bathrooms 5
Full bathrooms 2
Half bathrooms 1
Rooms Bathroom 1, Bedroom 1, Bathroom 3, Bedroom 5, Bathroom 4, Bedroom 6, Bathroom 5, Bedroom 4, Bedroom 3, Bathroom 2, Bedroom 2
Parking features Garage - Detached
Patio and Porch features Porch
Interior features Central Air, Dishwasher, Dryer, Fireplace, Laundry Area, Microwave, Pool, Porch, Refrigerator, Stove, Washer
Fireplace 1
Basement Finished, Full
Subdivision Huguenot
Standard status Active
Size 2,860 SF
Lot size 0.17 Acres

Taxes and HOA fees

Tax Annual Amount 13189

Amenities

heated in-ground pool
BBQ area
fireplace
finished basement
patio

Building Details

Year built 1990
Floors in Building 3
Number of units 2
Flooring type Hardwood, Tile
Building materials Brick
Architectural style Colonial
Listing Agency: Bergen Basin Realty LLC
Listed By: Doreen Alfano
Added: Aug 17 Changed: Aug 18 Last Checked: Aug 24 at 8:06AM
MLS# 503852

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.

Built in 1990, this 2,860-square-foot brick Colonial is configured as a two-family residence on a 0.1722-acre lot. The main home includes a living room, formal dining room, eat-in kitchen, den with fireplace, primary suite, three additional bedrooms, and multiple baths. A separate side entry leads to a one-bedroom apartment in excellent condition.

The finished basement adds a summer kitchen, wet bar, family room, and home office. Outdoor improvements include a patio, heated in-ground pool, BBQ area, porch, pavers, and landscaped grounds. The property also includes a detached one-car garage, central air, laundry area, hardwood and tile flooring, and R3X zoning. It is located at 548 Lamont Avenue in Staten Island, NY 10312.

Key Highlights

  • 2,860‑square‑foot two‑family Colonial residence on a 0.1722‑acre lot
  • Separate side‑entry one‑bedroom apartment
  • Finished basement with summer kitchen, wet bar, family room, and home office

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
$70,673
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
4.42%
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%
$1,413,460 $1.4M
Cap Rate 7%
$1,009,614 $1.0M
Cap Rate 9%
$785,256 $785.3K
Market Conditions
NOI Build-Up for 2,860 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
$109.8K $38.40/SF
− Vacancy
−$8.9K −$3.10/SF
EGI
$101.0K $35.30/SF
− OpEx
−$30.3K −$10.59/SF
NOI
$70.7K $24.71/SF
Area
ZIP 10312
Vacancy
8.07%
Lease Rate
$38.40 /SF/Yr
Expense Ratio
30.00%
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%
$1,413,460
Cap Rate 7%
$1,009,614
Cap Rate 9%
$785,256

Alternative Uses

Best Use
Multifamily LT 5
$1.01M
$883.4K – $1.18M (±1% cap)
NOI $70,673 @ 7.0% cap · market cap 4.42%
Second Best
Apartment 5plus
$888.3K
$777.2K – $1.04M (±1% cap)
NOI $62,178 @ 7.0% cap · market cap 3.89%
Theoretical Best
Office A
$1.36M
$1.19M – $1.59M (±1% cap)
NOI $95,525 @ 7.0% cap · market cap 5.97%
Zoning and permitted uses should be independently verified with authorities.

Property Analytics

Current Use

Duplexes

Suggested Use

Top Pick Law Firm Real Estate Agency Hair Salon Spa & Massage Center Restaurant Nail Salon

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

2
Residential units

Location Intelligence

Trade Area within ½ mile

363
Businesses Nearby

Demographics for 10312, NY

61,642
Population
22,547
Households
2.7
Avg Household Size
43
Median Age
41%
College-Educated
92%
High-School Grad
6.9 sq mi
ZIP Area
8,934
Density / Sq Mi
$111,434
Median Household Income
$62,700
Median Earnings
$1,911
Median Rent
$698,900
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?
Duplex - Brick residence with a separate one-bedroom apartment, finished basement, pool, patio, and detached garage.
Where is this duplex located?
The property is located at 548 Lamont Avenue Staten Island, NY.
What is the asking price?
The asking price for this property is $1,599,000.
What are key features of this property?
This property features: 2,860‑square‑foot two‑family Colonial residence on a 0.1722‑acre lot; Separate side‑entry one‑bedroom apartment; Finished basement with summer kitchen, wet bar, family room, and home office
More about this property
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