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4128 W Commonwealth Ave 16,656 SF 96% Leased Office Building Fullerton, CA 92833 $4,300,000 ($258.17/SF) 5.45% Cap Rate

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INVESTMENT HIGHLIGHTS

  • Two-Story Professional Office Building with a distinctive modern design and clean architectural lines.
  • Multiple Suites ideal for professional services such as accounting, legal, or medical offices.
  • Established Business Environment with neighboring professional offices and service providers.
  • Highly Visible Location featuring prominent signage opportunities for tenants.
  • onvenient Access to major roadways and local amenities.

EXECUTIVE SUMMARY

Introducing a well-positioned commercial office property located at 4128 W Commonwealth Ave, Fullerton, CA 92833. Set on a generous 35,619 SF lot, this building offers 16,656 SF of flexible interior space suitable for a wide range of professional, administrative, or creative office uses. The property features adaptable floor plans and a functional layout that supports both open work areas and private office configurations. With excellent visibility along Commonwealth Avenue and convenient access to major freeways, including the 91 and 5, the location offers strong exposure and accessibility for employees and visitors. This is a rare opportunity for investors or owner-users to acquire a quality office asset in one of Orange County’s established and highly active commercial corridors. The surrounding mix of businesses and residential neighborhoods provides long-term stability and ongoing demand for office use in the area. Whether you are looking to occupy, expand, or add a reliable asset to your investment portfolio, this property offers strong potential and immediate usability.

FINANCIAL SUMMARY (PRO FORMA - 2025)

ANNUAL ANNUAL PER SF
Gross Rental Income $426,533 $25.61
Other Income - -
Vacancy Loss - -
Effective Gross Income $426,533 $25.61
Taxes - -
Operating Expenses - -
Total Expenses $192,297 $11.55
Net Operating Income $234,236 $14.06

FINANCIAL SUMMARY (PRO FORMA - 2025)

Gross Rental Income
Annual $426,533
Annual Per SF $25.61
Other Income
Annual -
Annual Per SF -
Vacancy Loss
Annual -
Annual Per SF -
Effective Gross Income
Annual $426,533
Annual Per SF $25.61
Taxes
Annual -
Annual Per SF -
Operating Expenses
Annual -
Annual Per SF -
Total Expenses
Annual $192,297
Annual Per SF $11.55
Net Operating Income
Annual $234,236
Annual Per SF $14.06

PROPERTY FACTS

Sale Type
Investment
Property Type
Office
Building Size
16,656 SF
Building Class
B
Year Built/Renovated
1982/2006
Price
$4,300,000
Price Per SF
$258.17
Cap Rate
5.45%
NOI
$234,235
Percent Leased
96%
Tenancy
Multiple
Building Height
2 Stories
Typical Floor Size
8,328 SF
Slab To Slab
11’
Building FAR
0.47
Lot Size
0.82 AC
Opportunity Zone
Yes
Zoning
G-C - General Commercial
Parking
62 Spaces (3.72 Spaces per 1,000 SF Leased)

AMENITIES

  • 24 Hour Access
  • Bus Line
  • Property Manager on Site
  • Security System
  • Air Conditioning

MAJOR TENANTS

  • TENANT
  • INDUSTRY
  • SF OCCUPIED
  • RENT/SF
  • LEASE END
  • Anac
  • Services
  • -
  • -
  • -
  • California Education & Culture
  • Educational Services
  • -
  • -
  • -
  • Coastal City Trading Inc
  • Public Administration
  • -
  • -
  • -
  • Educational Services
  • -
  • -
  • -

DoDream Academy analyzes the new trend in education to develop and provide optimal education for the admission to prestigious universities. In order to do so, we have acquired professional knowledge in the educational system and expertise in college admission processes through our continuous efforts in developing excellent education for the past years. We offer various services and programs, such as SAT/ACT preparation, professional counseling for college admission and application, and Pre-IB preparation for admission to top-ranked high schools. To this date, we are striving to discover novel methods for the development of excellent education in order to raise professional leaders in every career field. With our constant efforts, we believe that we will be able to bring a new movement in education. So please join us in this process and become global leaders with DoDream.

  • Finance and Insurance
  • -
  • -
  • -

Farmers Insurance Group is a major U.S. insurer headquartered in Woodland Hills, California. Founded in 1928 by John C. Tyler and Thomas E. Leavey, the company began as Farmers Automobile Inter-Insurance Exchange and has grown into one of the largest property and casualty insurers in the country. Farmers offers a broad portfolio of insurance products, including auto, homeowners, renters, life, and commercial coverage, as well as financial services through affiliated entities. The organization operates as a group of reciprocal exchanges managed by Farmers Group, Inc., which is a wholly owned subsidiary of Zurich Insurance Group. Farmers serves millions of policyholders across all 50 states through a network of exclusive and independent agents.

  • Joseph Kim Chiropractic & Acupuncture
  • -
  • -
  • -
  • -
  • MVP Scholars
  • Educational Services
  • -
  • -
  • -
  • Sba Group
  • Finance and Insurance
  • -
  • -
  • -
  • The 16th Korean-American National Sports & Cultura
  • -
  • -
  • -
  • -
  • Trust Auto Group
  • Professional, Scientific, and Technical Services
  • -
  • -
  • -
TENANT INDUSTRY SF OCCUPIED RENT/SF LEASE END
Anac Services - - -
California Education & Culture Educational Services - - -
Coastal City Trading Inc Public Administration - - -
Educational Services - - -
Finance and Insurance - - -
Joseph Kim Chiropractic & Acupuncture - - - -
MVP Scholars Educational Services - - -
Sba Group Finance and Insurance - - -
The 16th Korean-American National Sports & Cultura - - - -
Trust Auto Group Professional, Scientific, and Technical Services - - -

SPACE AVAILABILITY

  • SPACE
  • SIZE
  • SPACE USE
  • CONDITION
  • AVAILABLE
  • 2nd Fl-Ste 212
  • 694 SF
  • Office
  • -
  • Now
Space Size Space Use Condition Available
2nd Fl-Ste 212 694 SF Office - Now

2nd Fl-Ste 212

Size
694 SF
Space Use
Office
Condition
-
Available
Now

2nd Fl-Ste 212

Size 694 SF
Space Use Office
Condition -
Available Now

PROPERTY TAXES

PROPERTY TAXES

Parcel Number
070-241-47
Land Assessment
$1,465,485
Improvements Assessment
$1,093,645
Total Assessment
$2,559,130
  • Listing ID: 38425739

  • Date on Market: 11/12/2025

  • Last Updated:

  • Address: 4128 W Commonwealth Ave, Fullerton, CA 92833

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