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Property profile & analytics
OFF-MARKET
Estimated value
$16,240,000
Life science properties
10300 Bubb Rd Cupertino, CA 95014-4165
Entity Owned
5-yr Hold
Absentee Owner
~
Est. High Equity
Property ID
US09-2716842
Property profile
Verified
Property type
Life science properties
Use group
R&D FACILITY, LABS, PHARMA
Year built
1972
Construction
TILT-UP CONCRETE
Total area
22,950 SF
Lot
1.43 ac (62,196 SF)
Zoning code
ML-RC
APN
357-20-020
UPID
US09-2716842
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
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
$10.92M
CAP Approach
CAP
by Request
Comparable Approach
Comparable
$15.72M
Blend (final)
Blend
$16.24M
Owner & transaction history
Bubb R & D Owner 4 LLC · 5 yrs held
Bubb R & D Owner 4 LLC
since 2020
Last sale
$15.7M
7 recorded transactions
Zoning & alternative use
ML-RC · Cupertino, CA
Permitted uses
Permitted uses
Allowed · conditional · prohibited
Zone name
Light Industrial
General category
INDUSTRIAL
Zone area
36.86 ac
Source
Realmo
Top alternative use upside
Neighborhood: shopping center
$23.6M
+79.9%
Office building
$17.8M
+35.8%
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 Cupertino submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs Cupertino 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
$17,785,000
ML approach
$10,920,000
CAP Approach
CAP Return
Estimation
6%
by Request
6.5%
by Request
7%
by Request
Alternative Use
Use
Estimation
R&D FACILITY, LABORATORY, RESEARCH FACILITY, COSMETICS, PHARMACEUTICAL
$13,110,000
Current use
NEIGHBORHOOD: SHOPPING CENTER
$23,585,000
Change: +80% · Conversion: Difficult
OFFICE BUILDING
$17,800,000
Change: +36% · Conversion: Difficult
RETAIL STORES
$12,275,000
Change: -6% · Conversion: Difficult
Blend value · Realmo final
$16.24M
Range $14.62M – $17.86M · ±10% · vs last sale $15.73M (Sep 11 2020)
Last sale anchor
$15.73M
Sep 11 2020
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
$708 / 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
$157,894
Tax year 2024
Assessed value
$16,693,730
Assessed 2024
Previous assessed
$16,693,730
+0.0% YoY
Effective rate
0.95%
On assessed value
Assessed land
$9,900,433
Assessed improvement
$6,793,297
Applied tax rate
13.0000
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
Off-Market
Year built
1972
Construction
TILT-UP CONCRETE
Heating
NONE
Cooling
YES
Stories
1
Units
2
Total area
22,950 SF
Lot
1.43 ac (62,196 SF)
Zoning code
ML-RC
APN
357-20-020
UPID
US09-2716842
Jurisdiction
SANTA CLARA
Zoning & alternative use
ML-RC · Cupertino, CAZoning ML-RC · permitted uses
ML-RC · Cupertino, CA
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Permitted & conditional uses
Allowed · special-permit conditions · prohibited
Zone name
Light Industrial
General category
INDUSTRIAL
Zone area
36.86 ac
Source
Realmo
Alternative use value scenarios
Repositioning upside vs current use
R&D FACILITY, LABORATORY, RESEARCH FACILITY, COSMETICS, PHARMACEUTICAL Current
Est. value
$13.1M
NEIGHBORHOOD: SHOPPING CENTER
Est. value
$23.6M
OFFICE BUILDING
Est. value
$17.8M
RETAIL STORES
Est. value
$12.3M
R&D FACILITY, LABORATORY, RESEARCH FACILITY, COSMETICS, PHARMACEUTICAL Current
NEIGHBORHOOD: SHOPPING CENTER
OFFICE BUILDING
RETAIL STORES
Alternative use deep dive — conversion cost, permits, timeline
Conversion cost estimate · Permit path & risks · Stabilized NOI per option
Alternative use deep dive
Conversion cost · permit path · stabilized NOI per option
Building & site characteristics
From public records
Year built
1972
Construction
TILT-UP CONCRETE
Heating
NONE
Cooling
Yes
Stories
1
Units
2
Lot
1.43 ac
Current owner
From public records · entity-resolved
Bubb R & D Owner 4 LLC
Entity
Mailing address
1100 108TH AVE NE, BELLEVUE, WA 98004-4321
Mailing matches property
Different — outreach signal
Owner-occupied
No
Ownership since
2020
Owner contacts — direct phone, email, and related entities
Decision-maker phone · Verified email · Related entities & filings
Owner contacts
Email · phone · related entities
Sales History
11 recorded events · public records
Date
Price
Buyer
Seller
Deed Type
Mortgage
Apr 23, 2021
—
Bubb R&d Owner 4 LLC
—
Deed
related
$37,500,000 · The Northern Trust Co
Sep 11, 2020
$15,731,273
Bubb R & D Owner 4 LLC
Bg Cupertino LLC
Grant Deed
—
Jul 1, 2019
—
Bg Cupertino LLC
—
Grant Deed
related
$95,000,000 · Bank Of America
Jul 3, 2017
—
Bg Cupertino LLC
—
Grant Deed
related
$57,525,000 · Acore Cap Mtg LP
Apr 18, 2017
$25,591,000
Bg Cupertino LLC
M West Propco II LLC
Grant Deed
—
Dec 10, 2015
—
M West Propco II LLC
M West Propco X LLC
Quit Claim Deed
—
Dec 26, 2012
$2,481,500
M West Propco X LLC
Mission West Properties INC
Grant Deed
—
Dec 24, 2012
$1,299,500
Mission West Properties INC
Mission West Properties LP
Grant Deed
—
Oct 2, 2008
—
West Properties LP I Mission
—
Deed Of Trust
related
$115,000,000 · Hartford Life Insurance Co
May 18, 1998
—
Berg Family Partners LP
Berg Trust
Quit Claim Deed
related
—
Mar 9, 1995
—
Berg Trust
Berg,nancy
Quit Claim Deed
related
—
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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