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Three-Story Colonial Duplex
For Sale
$998,000

508 New Dorp Lane, Staten Island, NY 10306

Residential Income, Staten Island, NY

Property Size1,150 SF
Lot Size0.07 Acres
Price / SF$867.83
Days on Market452

Property Features for 508 New Dorp Lane

General Information

Property type Residential Multi Family
Property subtype Duplex
Zoning R3-1
Bedrooms 3
Bathrooms 5
Full bathrooms 3
Rooms Bathroom 3, Bedroom 1, Bedroom 3, Bathroom 4, Bathroom 2, Bathroom 1, Bathroom 5, Bedroom 2
Parking features On Street, Carport
Basement Full, Apartment
Lot features Front Yard, Back Yard
Subdivision New Dorp
Standard status Active
APN 04031-0109
Size 1,150 SF
Lot size 0.07 Acres

Taxes and HOA fees

Tax Annual Amount 6112

Utilities

Sewer type Public Sewer
Heating system Forced Air, Natural Gas
Cooling system Central Air

Amenities

pool
front porch
garden area

Building Details

Year built 2004
Floors in Building 2
Number of units 2
Building materials Stone, Stucco, Vinyl Siding
Listing Agency: Anne Lopa Real Estate
Listed By: Ann Lopa
Added: Jun 19, 2025 Changed: Sep 13 Last Checked: Sep 13 at 8:06PM
MLS# 2503597

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 three-story Colonial duplex, built in 2004, is configured with a main residence and a separate apartment. The primary home includes an eat-in kitchen with stainless steel appliances, granite counters, a living room, dining room, family room, half bath, three bedrooms, and two full baths. Oak flooring and interior railings add consistent finish throughout. The apartment provides an eat-in kitchen, living room, dining area, and bedroom, while an adjacent family room supports flexible use. The property is zoned R3-1 and occupies 0.0661 acres.

Outdoor improvements include a pool with a newer liner, pool decking, garden space, a driveway, and a full PVC fence. The apartment has its own central air and heating systems, and the property includes two heating units, two central air units, and two separate electric meters. A washer and dryer are located in the main house. The property is at 508 New Dorp Lane in Staten Island, near grocery stores, shops, restaurants, schools, transit, and bus service.

Key Highlights

  • Two‑family Colonial duplex with three floors, main residence, and separate apartment
  • R3‑1 zoning on a 0.0661‑acre lot at 508 New Dorp Lane
  • Pool with new liner, pool deck, garden area, driveway, and full PVC fence

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
$29,212
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
2.93%
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%
$584,240 $584.2K
Cap Rate 7%
$417,314 $417.3K
Cap Rate 9%
$324,578 $324.6K
Market Conditions
NOI Build-Up for 1,150 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
$44.2K $38.40/SF
− Vacancy
−$2.4K −$2.11/SF
EGI
$41.7K $36.29/SF
− OpEx
−$12.5K −$10.89/SF
NOI
$29.2K $25.40/SF
Area
ZIP 10306
Vacancy
5.50%
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%
$584,240
Cap Rate 7%
$417,314
Cap Rate 9%
$324,578

Alternative Uses

Best Use
Multifamily LT 5
$417.3K
$365.2K – $486.9K (±1% cap)
NOI $29,212 @ 7.0% cap · market cap 2.93%
Second Best
Apartment 5plus
$370.8K
$324.5K – $432.6K (±1% cap)
NOI $25,958 @ 7.0% cap · market cap 2.60%
Theoretical Best
Office A
$548.7K
$480.1K – $640.2K (±1% cap)
NOI $38,410 @ 7.0% cap · market cap 3.85%
Zoning and permitted uses should be independently verified with authorities.

Property Analytics

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Current Use

Duplexes

Suggested Use

Top Pick Parking Lot & Garage Hotel & Motel (Bike/Boat/Book/etc) Store Storage Facility Furniture & Home Goods Barber Shop

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

1,483
Businesses Nearby

Demographics for 10306, NY

57,919
Population
21,299
Households
2.7
Avg Household Size
43
Median Age
34%
College-Educated
88%
High-School Grad
7.2 sq mi
ZIP Area
8,044
Density / Sq Mi
$97,746
Median Household Income
$54,052
Median Earnings
$1,743
Median Rent
$675,400
Median Home Value
Check the figures for this property Cap Rate, Value Estimation, Potential NOI and more
View Realmo Analytics

Market

Vacancy Rate% for Multifamily in Northeast region

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

What type of property is this?
Duplex - Two-family residence with separate heating, cooling, and electric systems, plus a private pool and fenced outdoor area.
Where is this duplex located?
The property is located at 508 New Dorp Lane Staten Island, NY.
What is the asking price?
The asking price for this property is $998,000.
What are key features of this property?
This property features: Two‑family Colonial duplex with three floors, main residence, and separate apartment; R3‑1 zoning on a 0.0661‑acre lot at 508 New Dorp Lane; Pool with new liner, pool deck, garden area, driveway, and full PVC fence
More about this property
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