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Property profile & analytics
OFF-MARKET Estimated value $3,525,000
Medical Office Space

4138 Dyer St Union City, CA 94587-3975

5,480 SF 0.44 ac lot Built 1977
Individually Owned 1-yr Hold Free & Clear
Property ID
US09-8908795
Property summary
AI-generated overview

This exceptional Union City, CA medical office building, located at 4138 Dyer Street, presents a compelling investment opportunity. The 5,600 square foot, single-story building, constructed in 1936, sits on a 0.44-acre lot and boasts a prime location in Alameda County, zip code 94587. Currently housing five dental office suites, the property enjoys 100% occupancy with a remarkable history of zero vacancy for over two decades. Each of the five tenants benefits from direct parking lot access and enjoys a lease with a 3% annual rent increase. The triple-net lease structure ensures the landlord's operating expenses are fully covered. With 20 on-site parking spaces (a 3.57:1,000 sq ft ratio), this property offers exceptional convenience. The asking price is $4,000,000, translating to $714.29 per square foot. This stable, high-income-producing asset benefits from a strong demographic profile and excellent regional access, making it an ideal investment for discerning buyers seeking a consistently profitable venture. The property's APN is 483-73-9-2.

Property profile
Verified
Property type Medical Office Space
Use group MEDICAL BUILDING
Year built 1977
Construction WOOD
Total area 5,480 SF
Lot 0.44 ac (19,153 SF)
APN 483-73-9-2
UPID US09-8908795
Cap rate & NOI
Priority signal for investors
Implied cap rate, NOI & suggested price
Cap rate vs submarket · NOI estimate · 3 price anchors
Implied cap rate, NOI & suggested price
Cap vs submarket · NOI estimate · 3 price anchors
Current use
Occupant on record · Public records
  • Dental Bench Preparation Dental Office
  • Aki Todd DDS Dental Office
  • Randhawa Dental Office Dental Office
  • Morales Dental Care Dental Office
  • Duran Eddon DDS Dental Office
Value estimations
Realmo proprietary · 4 methods
AI Approach AI
$3.50M
CAP Approach CAP
by Request
Comparable Approach Comparable
by Request
Blend (final) Blend
$3.53M
Owner & transaction history
John Jung Yu · 1 yrs held
John Jung Yu
since 2025
Last sale
$3.5M
6 recorded transactions
2025
$3.5M
2023
Price N/A
2016
Price N/A
2012
Price N/A
2005
Price N/A
1980
Price N/A
Zoning & alternative use
Permitted uses
Permitted uses
Allowed · conditional · prohibited
Top alternative use upside
Restaurant $2.8M +27.3%
Neighborhood: shopping center $2.3M +7.5%
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