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4103-5 C Street, San Diego, CA, 92102
Corner Lot Multifamily with ADUs

4103-5 C Street San Diego, CA 92102

For Sale
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Four-unit multifamily property with plans for two additional two-bedroom units, featuring corner-lot access and multiple structures.

Property Size3,118 SF
Lot Size0.13 Acres
Price / SF$415.33
Days on Market68

Property Features for 4103-5 C Street

General Information

Standard status
Active
Size
3,118 SF
Lot size
0.13 Acres
Property subtype
Multifamily

Building Details

Year Built
1951
Listing Agency: NorthMarq - San Diego
Listed By: Benn Vogelsang · License #CA DRE 01883437
Source: Crexi
Added: May 19 Changed: Jul 23 Last Checked: Jul 25 at 9:19AM

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 NorthMarq - San Diego


Investment Insights

Based on property information with market context.

4103-5 C Street is a corner-lot multifamily property built around 1951 and currently configured as a 4-unit offering totaling 3,118 sq. ft. across multiple structures. The front two-story building includes a second-level 3-bedroom/1-bath unit above a 2-bedroom/1-bath ADU, along with a separate 1-bedroom/1-bath unit. A separate 3-bedroom/1-bath house fronts 41st Street, and there is a rear pad planned for the construction of two additional 2-bedroom ADUs.

The property is described as having brick/stucco construction and a composition roof, with utility hookups already in place. City views are noted from parts of the property. After ADU construction, there will be 5+ parking spaces including tandem. The site includes alley access, which supports the rear ADU development.

Conveniently located near Costco, major freeways, public transit, parks, and everyday amenities, the Mount Hope area is described as an established community with access to both residential and commercial uses.

Key Highlights

  • 4‑unit property built around 1951 totaling 3,118 sq ft on a 5,871 sq ft corner lot in the Mount Hope neighborhood
  • Plans in place to add two additional 2‑bedroom units, including a rear pad for the new 2‑bedroom ADUs
  • Current unit mix includes 3 BD/1 BA plus 2 BD/1 BA ADU and 1 BD/1 BA in the front two‑story structure

Financial Insights For Apartment 5plus

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 $99.2k $31.80
− Vacancy −$5.5k −$1.75
EGI $93.7k $30.05
− OpEx −$42.2k −$13.52
NOI $51.5k $16.53
3,118 SF · lease $31.80/SF/yr · vacancy 5.50% · expense 45.00%

Alternative Uses

Best Use
Apartment 5plus
$736.2K
$644.2K – $858.9K (±1% cap)
NOI $51,534 @ 7.0% cap · market cap 3.98%
Second Best
—
—
no second resolved use
Theoretical Best
Specialty Retail
$1.23M
$1.08M – $1.44M (±1% cap)
NOI $86,206 @ 7.0% cap · market cap 6.66%
Zoning and permitted uses should be independently verified with local authorities.

Property Analytics

Location Intelligence

Current Use by Public Records

Apartment buildings

Suggested Use

Law Firm Real Estate Agency Dental Office Hair Salon Spa & Massage Center Nail Salon Parking Lot & Garage Gym & Fitness Center Accounting Firm Food Market

Zoning and permitted uses should be independently verified with local authorities.

FAQs

What type of property is this?
Apartment building - Four-unit multifamily property with plans for two additional two-bedroom units, featuring corner-lot access and multiple structures.
Where is this apartment building located?
The property is located at 4103-5 C Street San Diego, CA.
What is the asking price?
The asking price for this property is $1,295,000.
What are key features of this property?
This property features: 4‑unit property built around 1951 totaling 3,118 sq ft on a 5,871 sq ft corner lot in the Mount Hope neighborhood; Plans in place to add two additional 2‑bedroom units, including a rear pad for the new 2‑bedroom ADUs; Current unit mix includes 3 BD/1 BA plus 2 BD/1 BA ADU and 1 BD/1 BA in the front two‑story structure
(415) 250-4947 Call to check price and availability
More about this property
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