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Property profile & analytics
FOR LEASE
Life science properties
1978 W Winton Ave Hayward, CA 94545
Individually Owned
1-yr Hold
Absentee Owner
Free & Clear
Property ID
US09-8535642
For Lease
1 / 2
$585,000
1978 W Winton Ave, Hayward, CA 94545
View Listing →
Property profile
Verified
Property type
Life science properties
Use group
R&D FACILITY, LABS, PHARMA
Year built
1983
Construction
TILT-UP CONCRETE
Total area
38,664 SF
Lot
2.2 ac (95,832 SF)
APN
439-63-6
UPID
US09-8535642
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
-
Lonza Biologics Laboratory
-
Winton Rug Care Carpet Cleaning Service
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
$540k
CAP Approach
CAP
by Request
Comparable Approach
Comparable
$633k
Blend (final)
Blend
$585k
Owner & transaction history
Adam Forrest Block · 1 yrs held
Adam Forrest Block
since 2025
7 recorded transactions
Zoning & alternative use
Permitted uses
Permitted uses
Allowed · conditional · prohibited
Cap rate
Implied · in-place · derived from last sale + estimated NOI
Implied Cap rate
#1
Implied · in-place · NOI ÷ last sale
In-place · derived from last sale + estimated NOI
Cap rate, NOI & submarket benchmark
Implied cap rate vs Hayward submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs Hayward submarket · NOI estimate · typical band, median & reading
Refine your cap rate
8-question underwriting flow
1.
Property current status — Going-In vs Stabilized
2.
Price for denominator — asking / offer / market
3.
Leasing status & lease structure (NNN / Gross)
4.
Tenant risk profile & vacancy assumption
5.
Upload T12 / rent roll / OM (optional)
Refine in 60 seconds, get exact suggested price
T12 upload · Submarket benchmarks · Sensitivity grid
Suggested price · 3 cap rate anchors
Income approach @ 5% / 7% / 9% — aggressive / typical / conservative
Suggested price at 5% / 7% / 9% cap
Aggressive / typical / conservative · Implied $/SF per anchor · Sensitivity grid
Suggested price at 5% / 7% / 9% cap
Aggressive / typical / conservative · implied $/SF · sensitivity
Value
AI, CAP & Alternative Use estimations · Realmo proprietary blendValue Estimations
Based on Realmo’s proprietary methodology
AI Approach
Method
Estimation
Statistic approach
by Request
ML approach
$540,000
CAP Approach
CAP Return
Estimation
6%
by Request
6.5%
by Request
7%
by Request
Blend value · Realmo final
$585k
Range $527k – $644k · ±10%
Realmo estimate · informational only.
These numbers are calculated by our models from public records and may not reflect actual market value.
Not an appraisal.
Verify with a licensed appraiser before transacting. Realmo accepts no liability for divergence from real-world outcomes.
View the full estimation — every method, every assumption
Confidence drivers & risk notes · Custom comparable set · Free for first 3 / day
Full estimation methodology
Every method · every assumption · confidence drivers
Price per SF
Sale + rent benchmarks
Subject property
$15 / SF
Submarket sale & rent benchmarks
Median sale $/SF · Asking & closed rent · Submarket vacancy
Submarket sale & rent benchmarks
Median sale $/SF · asking & closed rent · submarket vacancy
Property tax & assessments
Tax year 2024Property tax & assessments
Tax year 2024
Tax billed
$77,185
Tax year 2024
Assessed value
$6,350,964
Assessed 2024
Previous assessed
$6,350,964
+0.0% YoY
Effective rate
1.22%
On assessed value
Assessed land
$668,414
Assessed improvement
$5,682,550
Applied tax rate
25.0000
Comparables
6 recent transactions · within 1.5 miComparable in this city
6 recent transactions
Comparable in this City
Similar Nearby for Sale
Similar Nearby for Lease
Recent comparable sales
Sale price & price/SF · Sale date & distance · Adjustments & confidence
Recent comparable sales
Sale price & $/SF · sale date & distance · adjustments
Property description
Physical attributes from public recordsBuilding & lot
Public records
Property type
Life science properties
Use group
R&D FACILITY, LABS, PHARMA
Status
For Lease
Year built
1983
Construction
TILT-UP CONCRETE
Heating
NONE
Buildings
1
Stories
1
Units
1
Total area
38,664 SF
Lot
2.2 ac (95,832 SF)
APN
439-63-6
UPID
US09-8535642
Jurisdiction
ALAMEDA
Metro division
OAKLAND-FREMONT-HAYWARD, CA METROPOLITAN DIVISION
Zoning & alternative use
Zoning · permitted uses
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Permitted & conditional uses
Allowed · special-permit conditions · prohibited
Building & site characteristics
From public records
Year built
1983
Construction
TILT-UP CONCRETE
Heating
NONE
Stories
1
Buildings
1
Units
1
Lot
2.2 ac
Current owner
From public records · entity-resolved
Adam Forrest Block
Individual
Free & Clear · 1 yrs held
Mailing address
127 TAYLOR RD, TIBURON, CA 94920-1002
Mailing matches property
Different — outreach signal
Owner-occupied
No
Ownership since
2025
Owner contacts — direct phone, email, and related entities
Decision-maker phone · Verified email · Related entities & filings
Owner contacts
Email · phone · related entities
Sales History
8 recorded events · public records
Date
Price
Buyer
Seller
Deed Type
Mortgage
Mar 25, 2025
—
Adam Forrest Block
Adam Forrest Block
Deed
related
—
Jan 29, 2025
—
Adam Forrest Block
Adam Forrest Block
Deed
related
—
Apr 9, 2024
—
Adam Forrest Block
Block Family Properties LLC
Grant Deed
—
Mar 22, 2016
—
Block Family Properties LLC
Block S E & D F Trust
Quit Claim Deed
related
—
Oct 7, 2003
—
Block,tr
Block,stephen E & Dale F
Quit Claim Deed
related
—
Jul 22, 1982
—
—
—
Grant Deed
related
—
—
—
Block S E & D F Living Trust
—
Deed Of Trust
related
$820,000 · Bank Of San Francisco
—
—
Block Stephen E
—
Deed Of Trust
related
$1,000,000
Coming soon
Costs & Benchmarks
Operating expenses, capex projections, utility benchmarks, and submarket comparables — all in one view.
Coming soon
Risks
Flood, climate, environmental, title, and tenant-concentration risk — surfaced with mitigations and source citations.
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“Is 15.6% cap rate sustainable?” · “Best tenant mix for BU1?” · “What’s the redev upside?”
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