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Detached Duplex with ADU
New
For Sale
$997,500

3440 42 Egan St, San Diego, CA 92115

Two separate residences offer flexible living arrangements, guest accommodations, home-office use, or rental income potential.

Property SizeContact for details
Days on Market5

Property Features for 3440 42 Egan St

General Information

Standard status Active
Property subtype Investment

Site & Location

Highway Access Yes
Road Access Yes
Public Transit Yes

Units

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

Amenities

covered patio
fireplace
solar system
storage shed
mini-split heating and air conditioning
indoor laundry
RV parking

Building Details

Year Built 2024
Buildings 2
Stories 1
Units 2
Listing Agency: Compass
Listed By: Liliana Bristman · License #01328288
Source: Elliman
Added: Aug 14 Changed: Aug 15 Last Checked: Aug 18 at 7:51AM

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 Compass

Investment Insights

Based on property information with market context.

This duplex property includes two detached residences on one lot. The primary home measures approximately 1,044 sq. ft. with 2 bedrooms, 1 bathroom, an eat-in kitchen, and a converted garage with fireplace. Renovations completed in 2018 included kitchen and bathroom updates, flooring, windows, doors, paint, lighting, stucco, concrete work, retaining walls, fencing, and landscaping. The electrical system was upgraded in 2026.

A permitted detached ADU completed in 2024 adds approximately 498 sq. ft. with 1 bedroom and 1 bathroom. Its features include a modern kitchen, indoor laundry, mini-split heating and air conditioning, appliances, covered and detached patios, a private backyard area, storage shed, and an owned solar system. Outdoor improvements include paver walkways and space for RV or boat parking. A variance has been granted for 2-4 units. The property is at 3440 42 Egan St in San Diego, near San Diego State University, Mission Valley, Downtown San Diego, Balboa Park, North Park, Snapdragon Stadium, shopping, dining, I-8, I-15, and SR-94.

Key Highlights

  • Two detached residences on one lot, including a primary home and permitted ADU
  • Primary residence: approximately 1,044 sq. ft., 2 bedrooms, and 1 bathroom
  • Permitted detached ADU completed in 2024 with approximately 498 sq. ft., 1 bedroom, and 1 bathroom

Property Analytics

Current Use

Duplexes

Suggested Use

Top Pick Law Firm Real Estate Agency HVAC Service Parking Lot & Garage Accounting Firm Building Supply

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
Yes
Highway access
Yes
Paved road access

Location Intelligence

Trade Area within ½ mile

439
Businesses Nearby

Demographics for 92115, CA

64,251
Population
23,448
Households
2.7
Avg Household Size
30
Median Age
39%
College-Educated
87%
High-School Grad
6.2 sq mi
ZIP Area
10,363
Density / Sq Mi
$75,178
Median Household Income
$36,061
Median Earnings
$1,875
Median Rent
$722,500
Median Home Value

Market

Vacancy Rate% for Multifamily in West region

7% 2022
7.8% 2023
8.6% 2024
8.6% 2025
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Frequently Asked Questions

What type of property is this?
Duplex - Two separate residences offer flexible living arrangements, guest accommodations, home-office use, or rental income potential.
Where is this duplex located?
The property is located at 3440 42 Egan St San Diego, CA.
What is the asking price?
The asking price for this property is $997,500.
What are key features of this property?
This property features: Two detached residences on one lot, including a primary home and permitted ADU; Primary residence: approximately 1,044 sq. ft., 2 bedrooms, and 1 bathroom; Permitted detached ADU completed in 2024 with approximately 498 sq. ft., 1 bedroom, and 1 bathroom
More about this property
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