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All-Brick Two-Family Semi
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23 Twombly Avenue, Staten Island, NY 10306

All-brick two-unit home with unfinished basement and tenant-paid utilities, sold as-is with both units occupied.

Property Size1,820 SF
Price / SF$425.82
Days on Market71

Property Features for 23 Twombly Avenue

General Information

Standard status Active
Size 1,820 SF
Property subtype Multifamily
Zoning R3-1

Additional Details

Multifamily Units 2

Building Details

Year Built 1960
Stories 2
Units 2
Listing Agency: Ed Bruno Realty, LLC
Listed By: Edward Bruno · License #10491206964
Source: Crexi
Added: Jun 15 Changed: Aug 10 Last Checked: Aug 23 at 1:06PM

Displayed information is deemed reliable but is not guaranteed and should be independently verified. All listing content including descriptions, pricing, images are the copyrighted material of Ed Bruno Realty, LLC

Investment Insights

Based on property information with market context.

This all-brick two-family semi offers two separate units, each described as 4 rooms with 2 bedrooms. The property includes a full unfinished basement, providing additional storage or expansion options depending on how it is finished. The home requires some TLC, and it is being sold as-is. Both units are being conveyed with occupancy of both tenants, and there are no leases in place.

The layout is supported by individual utility setups, with tenants paying their own utilities through separate metering. The property lists 2 gas forced-air heating units and 2 gas hot water tanks, along with 2 gas meters and 2 electric meters. Outside, there is a driveway plus side and rear yard space.

For buyers and investors seeking an occupied, ready-to-hold income property, this two-family semi presents two units under current tenant occupancy while avoiding lease assumptions. The unfinished basement and outdoor yard areas may appeal to owners planning improvements after closing, though the current condition should be reviewed closely given the stated need for TLC. Utilities are handled by tenants, which can simplify ongoing operating considerations for the next owner.

Key Highlights

  • All‑brick 2‑family semi home built in 1960
  • Both units are occupied at sale with no leases in place
  • Tenant‑paid utilities with 2 gas forced‑air heating units and 2 gas hot water tanks

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
$46,231
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
5.97%
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%
$924,620 $924.6K
Cap Rate 7%
$660,443 $660.4K
Cap Rate 9%
$513,678 $513.7K
Market Conditions
NOI Build-Up for 1,820 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
$69.9K $38.40/SF
− Vacancy
−$3.8K −$2.11/SF
EGI
$66.0K $36.29/SF
− OpEx
−$19.8K −$10.89/SF
NOI
$46.2K $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%
$924,620
Cap Rate 7%
$660,443
Cap Rate 9%
$513,678

Alternative Uses

Best Use
Multifamily LT 5
$660.4K
$577.9K – $770.5K (±1% cap)
NOI $46,231 @ 7.0% cap · market cap 5.97%
Second Best
Apartment 5plus
$586.9K
$513.5K – $684.7K (±1% cap)
NOI $41,081 @ 7.0% cap · market cap 5.30%
Theoretical Best
Office A
$868.4K
$759.9K – $1.01M (±1% cap)
NOI $60,788 @ 7.0% cap · market cap 7.84%
Zoning and permitted uses should be independently verified with authorities.

Property Analytics

Current Use

Duplexes

Suggested Use

Top Pick Law Firm Real Estate Agency Restaurant Hair Salon Spa & Massage Center Parking Lot & Garage

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

536
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

Market

Vacancy Rate% for Multifamily in Northeast region

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

What type of property is this?
Duplex - All-brick two-unit home with unfinished basement and tenant-paid utilities, sold as-is with both units occupied.
Where is this duplex located?
The property is located at 23 Twombly Avenue Staten Island, NY.
What is the asking price?
The asking price for this property is $775,000.
What are key features of this property?
This property features: All‑brick 2‑family semi home built in 1960; Both units are occupied at sale with no leases in place; Tenant‑paid utilities with 2 gas forced‑air heating units and 2 gas hot water tanks
(917) 365-5652 Call to check price and availability
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