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Duplex with Updated Electrical
For Sale
$230,000

1607 W 4th St, Wilmington, DE 19805

Two residential units offer distinct layouts, including a renovated one-bedroom residence and a larger upper-level unit with bonus space.

Property Size1,800 SF
Price / SF$127.78
Days on Market47

Property Features for 1607 W 4th St

General Information

Standard status Active
Size 1,800 SF
Property subtype Multi-Family

Units

Unit Mix 1 x 1BR/1BA, 1 x 2BR/2BA
Multifamily Units 2

Building Details

Year Built 1890
Listing Agency: EXP Realty, LLC
Listed By: Jemimah E. Chuks · License #RS-0026132
Source: Burkhart
Added: Jul 16 Changed: Aug 28 Last Checked: Aug 30 at 7:07PM

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 EXP Realty, LLC

Investment Insights

Based on property information with market context.

This 1,800-square-foot duplex, built in 1890, contains two residential units with separate configurations. The first-floor residence includes one bedroom and one bathroom and has been updated. Upstairs, the second unit provides two bedrooms, two bathrooms, and an additional room that can function as office space or another bedroom. Electrical systems have also been updated.

Located at 1607 W 4th St in Wilmington, Delaware, the property combines a compact multifamily layout with a larger upper unit and flexible interior space. The arrangement may suit an owner-occupant or an investor seeking a two-unit residential property, subject to applicable approvals and operating considerations.

Key Highlights

  • Two‑unit duplex with 1,800 square feet of property size
  • First‑floor unit includes 1 bedroom and 1 bathroom
  • Second‑floor unit offers 2 bedrooms, 2 bathrooms, and a bonus room

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
$19,085
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
8.30%
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%
$381,700 $381.7K
Cap Rate 7%
$272,643 $272.6K
Cap Rate 9%
$212,056 $212.1K
Market Conditions
NOI Build-Up for 1,800 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
$29.2K $16.20/SF
− Vacancy
−$1.9K −$1.05/SF
EGI
$27.3K $15.15/SF
− OpEx
−$8.2K −$4.54/SF
NOI
$19.1K $10.60/SF
Area
New Castle County, DE
Vacancy
6.50%
Lease Rate
$16.20 /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%
$381,700
Cap Rate 7%
$272,643
Cap Rate 9%
$212,056

Alternative Uses

Best Use
Multifamily LT 5
$272.6K
$238.6K – $318.1K (±1% cap)
NOI $19,085 @ 7.0% cap · market cap 8.30%
Second Best
Apartment 5plus
$243.6K
$213.1K – $284.2K (±1% cap)
NOI $17,049 @ 7.0% cap · market cap 7.41%
Theoretical Best
Office A
$430.5K
$376.7K – $502.3K (±1% cap)
NOI $30,138 @ 7.0% cap · market cap 13.10%
Zoning and permitted uses should be independently verified with authorities.

Property Analytics

Current Use

Duplexes

Suggested Use

Top Pick Locksmith Storage Facility Electrical Service (Bike/Boat/Book/etc) Store Veterinary Clinic Butcher

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

2,130
Businesses Nearby

Demographics for 19805, DE

39,985
Population
17,281
Households
2.3
Avg Household Size
35
Median Age
23%
College-Educated
87%
High-School Grad
5.5 sq mi
ZIP Area
7,270
Density / Sq Mi
$56,708
Median Household Income
$38,043
Median Earnings
$1,203
Median Rent
$220,200
Median Home Value

Market

Vacancy Rate% for Multifamily in South region

8.5% 2022
10.2% 2023
11.4% 2024
11.3% 2025
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Frequently Asked Questions

What type of property is this?
Duplex - Two residential units offer distinct layouts, including a renovated one-bedroom residence and a larger upper-level unit with bonus space.
Where is this duplex located?
The property is located at 1607 W 4th St Wilmington, DE.
What is the asking price?
The asking price for this property is $230,000.
What are key features of this property?
This property features: Two‑unit duplex with 1,800 square feet of property size; First‑floor unit includes 1 bedroom and 1 bathroom; Second‑floor unit offers 2 bedrooms, 2 bathrooms, and a bonus room
More about this property
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