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Side-by-Side Duplex Portfolio
For Sale
$2,000,000
Pending

220 Knox, Costa Mesa, CA 92627

Two connected duplexes combine residential income units with private outdoor space, garages, and individual laundry hookups.

Property Size1,627 SF
Days on Market56

Property Features for 220 Knox

General Information

Standard status Pending
Size 1,627 SF
Property subtype Duplex

Units

Unit Mix 4 x 2BR/1BA
Multifamily Units 4

Amenities

individual laundry hookups
three-season sunroom

Building Details

Building Size 1,627 SF
Year Built 1950
Buildings 2
Tenancy Multi
Listing Agency: The Oppenheim Group
Listed By: Justin Itzen · License #01993489
Source: Altamirarealty
Added: Aug 20 Changed: Oct 14 Last Checked: Oct 13 at 3:03AM

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 The Oppenheim Group

Investment Insights

Based on property information with market context.

This residential income property comprises two adjoining duplexes that operate around a shared driveway. Together, the buildings contain four two-bedroom, one-bathroom units, with approximately 1,627 square feet in each duplex and roughly 813 square feet per unit. Every residence includes individual laundry hookups. The rear apartments add private backyards and dedicated two-car garages, while one also includes a three-season sunroom. The buildings were constructed in 1950.

Heller Park directly borders the property, and the site has no side neighbors. Dining and retail along 17th Street are located a few blocks away, while Newport Beach’s Balboa Peninsula is approximately six minutes from the property. Three of the four units are tenant occupied, and the duplexes sit on two adjacent parcels.

Key Highlights

  • Two adjoining duplexes with four total units
  • Four 2‑bedroom, 1‑bathroom units
  • Each duplex measures approximately 1,627 sq. ft.; individual units are roughly 813 sq. ft.

Financial Insights

Estimated NOI and Cap Rate

NOI / Yr
$74,395
Cap Rate
3.72%
Suggested Prices Based on Cap Rates
Cap Rate 5%
$1,487,900 $1.5M
Cap Rate 7%
$1,062,786 $1.1M
Cap Rate 9%
$826,611 $826.6K
Market Conditions
NOI Build-Up for 3,254 SF
Gross rent
$111.3K $34.20/SF
− Vacancy
−$5.0K −$1.54/SF
EGI
$106.3K $32.66/SF
− OpEx
−$31.9K −$9.80/SF
NOI
$74.4K $22.86/SF
Area
Costa Mesa, CA
Vacancy
4.50%
Lease Rate
$34.20 /SF/Yr
Expense Ratio
30.00%
Simulate Cap Rate and NOI
Suggested Prices Based on Cap Rates
Cap Rate 5%
$1,487,900
Cap Rate 7%
$1,062,786
Cap Rate 9%
$826,611

Alternative Uses

Best Use
Multifamily LT 5
$1.06M
$929.9K – $1.24M (±1% cap)
NOI $74,395 @ 7.0% cap · market cap 3.72%
Second Best
Apartment 5plus
$986.7K
$863.4K – $1.15M (±1% cap)
NOI $69,068 @ 7.0% cap · market cap 3.45%
Theoretical Best
Office A
$1.10M
$964.3K – $1.29M (±1% cap)
NOI $77,146 @ 7.0% cap · market cap 3.86%
Zoning and permitted uses should be independently verified with authorities. How Realmo checks its estimates

Property Analytics

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Current Use

Duplexes

Suggested Use

Top Pick (Bike/Boat/Book/etc) Store Butcher Catering Service Daycare Center Grocery & Convenience Store Adult Day Care

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

4
Residential units
Multi-tenant
Tenancy

Location Intelligence

Trade Area within ½ mile

4,267
Businesses Nearby

Demographics for 92627, CA

61,764
Population
23,286
Households
2.7
Avg Household Size
36
Median Age
42%
College-Educated
85%
High-School Grad
6.4 sq mi
ZIP Area
9,651
Density / Sq Mi
$105,039
Median Household Income
$49,236
Median Earnings
$2,299
Median Rent
$1,074,900
Median Home Value
Check the figures for this property Cap Rate, Value Estimation, Potential NOI and more
View Realmo Analytics

Market

Vacancy Rate% for Multifamily in West region

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

What type of property is this?
Duplex - Two connected duplexes combine residential income units with private outdoor space, garages, and individual laundry hookups.
Where is this duplex located?
The property is located at 220 Knox Costa Mesa, CA.
What is the asking price?
The asking price for this property is $2,000,000.
What are key features of this property?
This property features: Two adjoining duplexes with four total units; Four 2‑bedroom, 1‑bathroom units; Each duplex measures approximately 1,627 sq. ft.; individual units are roughly 813 sq. ft.
More about this property
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