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Property profile & analytics
OFF-MARKET Estimated value $535,000
Office buildings

22561 Main St Hayward, CA 94541-4101

3,250 SF 0.04 ac lot Built 1918
Individually Owned 1-yr Hold Free & Clear
Property ID
US09-7545292
Property summary
AI-generated overview

This exceptional two-story medical office building, located at 22561 Main Street in Hayward, California, presents a unique investment opportunity. The 3,250 square foot building, constructed in 1912 and classified as Class B, is situated on a 3,358 square foot lot and features two units. Currently, the building enjoys 50% occupancy, with the ground floor (1,500+ square feet) vacant and readily available for an owner-user or new tenant. The upper floor generates additional income from an existing tenant. The property boasts four on-site parking spaces, supplemented by a city lot at the rear, providing ample parking for patients and staff. Zoned DT-MS, this property benefits from its prime downtown Hayward location, offering convenient access to public transportation, including BART. The asking price is $798,000, translating to $245.54 per square foot. This gross lease property offers a compelling blend of immediate income potential and future growth opportunities in a thriving urban setting. The Alameda County location, with APN 428-56-55&56, and zip code 94541, ensures easy access to a wide range of amenities and services. This is a rare chance to acquire a well-located medical office building with significant upside potential.

Property profile
Verified
Property type Office buildings
Use group OFFICE BUILDING
Year built 1918
Construction TILT-UP CONCRETE
Total area 3,250 SF
Lot 0.04 ac (1,684 SF)
APN 428-56-55
UPID US09-7545292
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
  • Armas Consulting Group Consultant
Value estimations
Realmo proprietary · 4 methods
AI Approach AI
by Request
CAP Approach CAP
by Request
Comparable Approach Comparable
$474k
Blend (final) Blend
$535k
Owner & transaction history
Jeffrey Sinfuego · 1 yrs held
Jeffrey Sinfuego
since 2024
Last sale
$659,000
7 recorded transactions
2026
Price N/A
2024
$659,000
2011
Price N/A
2009
Price N/A
2007
Price N/A
2000
Price N/A
1993
$260,000
Zoning & alternative use
Permitted uses
Permitted uses
Allowed · conditional · prohibited
Top alternative use upside
Retail stores $880,000 +10.2%
Medical building $865,000 +8.6%
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