Date
Details
Price
Change
Source
10/19/2026
Listed
$4,400,000
—
MLS
Disclaimer: Historical sales information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.
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1/31
$4,400,000 Just Listed
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Property Description
Rare investment opportunity to acquire a stabilized, 100% leased multi-tenant office building located in a prime Fullerton area. Situated on a large $35,371 SF lot, the property features a $16,656 SF two-way commercial building with 22 versatile units and a diverse tenant mix, including professional services and community organizations. Built in 1982 and renovated in 2006, the asset offers modern finishes, excellent signage and frontage on Commonwealth Ave, and ample surface parking with a 3.72:1,000 SF ratio. Ideally positioned adjacent to the Fullerton Municipal Airport with seamless, immediate access to the I-5 and SR-91 freeways, providing exceptional regional connectivity and strong daily traffic exposure. A premier, low-maintenance asset offering stable cash flow in a supply-constrained North Orange County submarket.
Full Property Details
Full Property Details for 4128 W Commonwealth
General
- Price: $4,400,000
- Status: Active
- Type: Office
- Source: MRMLS
- MLS ID: RS26228314
- Updated: 10/21/2026
- Added to Site: 2 day(s) ago
Rooms
Other Rooms
- Laundry: None
Location
- County: Orange
- Driving Directions: West of N. Magnolia Ave, between S. Dale St and S. Gilbert St. Property is on the north/south side of W. Commonwealth Ave, adjacent to the Fullerton Municipal Airport
Structural Information
- Entry Floor Number: 1
- Stories/Levels: 2
- Building Size: 16088
- Square Feet: 16,088
- Year Built: 1982
Lot Features
- Lot Size (Acres): 0.4047
- Useable Acres: .4047
- Lot Size (Sq. Ft.): 17,627
- Lot Size Source: Assessor
- Lot Features: Landscaped, Level, Lot 20000-39999 Sqft
- Lot Description: Landscaped, Level, Lot 20000-39999 Sqft
Financial Considerations
- Price Per Sq. Ft.: $273
Disclosures and Reports
- Investment: Yes
- Property ID: 7024147
Listed by Paradise Realty, KennyPark
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Listing agent
— 4128 W Commonwealth —
KennyPark
Paradise Realty
562-484-4828
NMLS#: 1598647Get Pre-Approved Today
Schools
Schools serving 4128 W Commonwealth
| Name | Grades | Distance |
|---|---|---|
Valencia Park Elementary School, Fullerton, CA 3441 West Valencia Drive, Fullerton, CA 92833 | K-6 | 0.5 mi |
D. Russell Parks Junior High School 1710 Rosecrans Avenue, Fullerton, CA 92833 | 7-8 | 2.2 mi |
Buena Park High School 8833 Academy Drive, Buena Park, CA 90621 | 9-12 | 0.5 mi |
Disclaimer:
School attendance boundaries provided by ATTOM Data Solutions and are for reference only. Contact the school directly to verify enrollment eligibility.
Price & Sales History for 4128 W Commonwealth
Tax History
Tax History for 4128 W Commonwealth
Year
Property Taxes
Change
Tax Assessment
Change
2025
$31,786
7%
$2,610,312
2%
2024
$29,711
—
$2,559,130
2%
2024
$29,711
2%
$2,508,951
2%
2023
$29,096
2%
$2,459,756
2%
2022
$28,622
1%
$2,411,526
2%
2021
$28,411
—
$2,364,242
—
Disclaimer: Historical tax information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.
Estimate the Cost
Estimate the Cost for 4128 W Commonwealth
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- Single Family
- Active
- Updated 2 days ago
- 5Beds
- 4Total Baths
- 3,366Sq. Ft.
- Mobile Home
- Active
- Updated 4 days ago
- 2Beds
- 2Total Baths
- 1,000Sq. Ft.
- Single Family
- Active
- Updated 11 hours ago
- 4Beds
- 3Total Baths
- 2,708Sq. Ft.
- Single Family
- Active
- Updated 4 days ago
- 4Beds
- 3Total Baths
- 2,954Sq. Ft.
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- Single Family
- Active
- Updated 2 days ago
- 6Beds
- 6Total Baths
- 3,976Sq. Ft.
- Single Family
- Active
- Updated 4 days ago
- 3Beds
- 2Total Baths
- 949Sq. Ft.
- Single Family
- Active
- Updated 23 hours ago
- 3Beds
- 2Total Baths
- 1,591Sq. Ft.
4128 W Commonwealth, Fullerton, CA 92833 (MLS# RS26228314) is a Office property. 4128 W Commonwealth is currently listed for $4,400,000 and was received on October 19, 2026. Want to learn more about 4128 W Commonwealth? Do you have questions about finding other Office real estate for sale in Fullerton? You can browse all Fullerton real estate or contact a Coldwell Banker agent to request more information.