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3-Unit Residential Income Property

10921 Walnut Los Alamitos, CA 90720

10921 Walnut, Los Alamitos, CA, 90720
$1,599,000
For Sale
$1,599,000

MULTI_FAMILY - Los Alamitos, CA

Property Size3,039 SF
Lot Size0.17 Acres
Price / SF$526.16
Days on Market93

Property Features for 10921 Walnut

General Information

Property type
Residential Multi Family
Property subtype
Triplex
Bedrooms
7
Bathrooms
6
Rooms
Bathroom 6, Bedroom 7, Bathroom 3, Bathroom 1, Bedroom 6, Bedroom 4, Laundry Room, Bathroom 2, Bedroom 5, Bedroom 1, Bedroom 2, Bathroom 5, Bathroom 4, Bedroom 3
Parking
6
Standard status
Active
APN
24220115
Lot size
0.17 Acres

Utilities

Sewer type
Public Sewer
Water source
Public

Building Details

Year built
1968
Floors in Building
2
Number of units
3
Listing agency Keller Williams Realty
Listed by Elizabeth Do · License #01473012
Added: Apr 21 Updated: Jul 22 at 12:10AM Checked: Jul 22 at 8:06PM
MLS# OC26097697

Copyright © 2026 California Regional Multiple Listing Service, Inc. 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.

Built in 1968, this 3-unit residential income property offers three distinct living layouts along with three double garages. The configuration includes one single-family style unit with three bedrooms and two bathrooms, and two additional townhouse-style units, each with two bedrooms and 1.5 bathrooms. The property totals approximately 3,039 square feet of rentable living space across the three units, with unit sizes identified as 1,125 square feet for the single-family unit and 972 square feet for each townhouse unit.

Set on an approximately 0.17-acre lot, the expanded site measures just over 7,400 square feet per the provided information, offering outdoor space for residents. Located at 10921 Walnut in Los Alamitos, California (Orange County, 90720), the property is described as being in a low-density residential neighborhood.

The three-unit setup and on-site garage capacity provide a straightforward, well-defined income configuration. Each unit’s bedroom and bathroom count is consistent with the layout described above, supporting clear differentiation between the single-family and townhouse-style residences within the property.

Key Highlights

  • 1968‑built 3‑unit multi‑family property with 7 bedrooms and 6 bathrooms.
  • Single‑family unit includes 3 bedrooms, 2 baths, and 1,125 sq. ft.; plus two townhouse units.
  • Each townhouse unit has 2 bedrooms and 1.5 bathrooms with 972 sq. ft. per unit.

Local Financial Insights For Multifamily LT 5

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 $94.8k $31.20
− Vacancy −$3.2k −$1.07
EGI $91.6k $30.13
− OpEx −$27.5k −$9.04
NOI $64.1k $21.09
3,039 SF · lease $31.20/SF/yr · vacancy 3.42% · expense 30.00%

Alternative Uses

Best Use
Multifamily LT 5
$915.7K
$801.3K – $1.07M (±1% cap)
NOI $64,102 @ 7.0% cap · market cap 4.01%
Second Best
Apartment 5plus
$828.7K
$725.1K – $966.8K (±1% cap)
NOI $58,006 @ 7.0% cap · market cap 3.63%
Theoretical Best
Office A
$1.02M
$893.2K – $1.19M (±1% cap)
NOI $71,452 @ 7.0% cap · market cap 4.47%
Zoning and permitted uses should be independently verified with local authorities.

Property Analytics

Property Profile Location Intelligence

Current Use by Public Records

Triplexes

Suggested Use

(Bike/Boat/Book/etc) Store Parking Lot & Garage (Bike/Boat/Book/etc) Store Food Market (Bike/Boat/Book/etc) Store Grocery & Convenience Store Butcher Catering Service (Bike/Boat/Book/etc) Store Daycare Center

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

FAQs

What type of property is this?
Triplex - Built in 1968, this 3-unit property features three double garages and a mix of single-family and townhouse layouts.
Where is this triplex located?
The property is located at 10921 Walnut Los Alamitos, CA.
What is the asking price?
The asking price for this property is $1,599,000.
What are key features of this property?
This property features: 1968‑built 3‑unit multi‑family property with 7 bedrooms and 6 bathrooms.; Single‑family unit includes 3 bedrooms, 2 baths, and 1,125 sq. ft.; plus two townhouse units.; Each townhouse unit has 2 bedrooms and 1.5 bathrooms with 972 sq. ft. per unit.
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