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Property profile & analytics
OFF-MARKET
Estimated value
$5,695,000
Life science properties
345 Middlefield Rd Mountain View, CA 94043-4003
Entity Owned
Absentee Owner
Free & Clear
Property ID
US09-0145919
Property profile
Verified
Property type
Life science properties
Use group
R&D FACILITY, LABS, PHARMA
Year built
1959
Construction
TILT-UP CONCRETE
Total area
15,850 SF
Lot
1.08 ac (47,044 SF)
Zoning code
ML
APN
160-52-012
UPID
US09-0145919
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
by Request
CAP Approach
CAP
by Request
Comparable Approach
Comparable
by Request
Blend (final)
Blend
$5.70M
Owner & transaction history
Sff 345 Middlefield LLC
Sff 345 Middlefield LLC
since 2026
Last sale
$6.1M
5 recorded transactions
Zoning & alternative use
ML · Mountain View, CA
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 Mountain View submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs Mountain View 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
by Request
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
$9,055,000
Current use
APARTMENT HOUSE (5+ UNITS)
$7,740,000
Change: -14% · Conversion: Difficult
INDUSTRIAL (GENERAL)
$7,410,000
Change: -18% · Conversion: Difficult
RETAIL STORES
$7,340,000
Change: -19% · Conversion: Difficult
Blend value · Realmo final
$5.70M
Range $5.13M – $6.26M · ±10% · vs last sale $6.05M (Feb 3 2026)
Last sale anchor
$6.05M
Feb 3 2026
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
$359 / 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
$171,979
Tax year 2024
Assessed value
$14,757,641
Assessed 2024
Previous assessed
$14,757,641
+0.0% YoY
Effective rate
1.17%
On assessed value
Assessed land
$6,957,824
Assessed improvement
$7,799,817
Applied tax rate
5.0000
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
1959
Construction
TILT-UP CONCRETE
Heating
NONE
Cooling
YES
Stories
1
Units
1
Total area
15,850 SF
Lot
1.08 ac (47,044 SF)
Zoning code
ML
APN
160-52-012
UPID
US09-0145919
Jurisdiction
SANTA CLARA
Zoning & alternative use
ML · Mountain View, CA
Zoning ML · permitted uses
ML · Mountain View, CA
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Permitted & conditional uses
Allowed · special-permit conditions · prohibited
Mountain View. Always verify with local authorities before improvements.
Alternative use value scenarios
Repositioning upside vs current use
R&D FACILITY, LABORATORY, RESEARCH FACILITY, COSMETICS, PHARMACEUTICAL Current
Est. value
$9.1M
APARTMENT HOUSE (5+ UNITS)
Est. value
$7.7M
INDUSTRIAL (GENERAL)
Est. value
$7.4M
RETAIL STORES
Est. value
$7.3M
R&D FACILITY, LABORATORY, RESEARCH FACILITY, COSMETICS, PHARMACEUTICAL Current
APARTMENT HOUSE (5+ UNITS)
INDUSTRIAL (GENERAL)
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
1959
Construction
TILT-UP CONCRETE
Heating
NONE
Cooling
Yes
Stories
1
Units
1
Lot
1.08 ac
Current owner
From public records · entity-resolved
Sff 345 Middlefield LLC
Entity
Free & Clear · 0 yrs held
Mailing address
11400 W OLYMPIC BLVD STE #850, LOS ANGELES, CA 90064-1544
Mailing matches property
Different — outreach signal
Owner-occupied
No
Ownership since
2026
Owner contacts — direct phone, email, and related entities
Decision-maker phone · Verified email · Related entities & filings
Owner contacts
Email · phone · related entities
Sales History
5 recorded events · public records
Date
Price
Buyer
Seller
Deed Type
Mortgage
Feb 3, 2026
$6,050,000
Sff 345 Middlefield LLC
Sawtelle Courtyard Partners LP
Grant Deed
—
Mar 17, 2017
$24,750,000
Sawtelle Courtyard Partners LP
Sunnyvale Properties II LLC
Trustees Deed
$13,860,000 · Bank Of Hope
Nov 10, 2014
$38,500,000
Sunnyvale Properties II LLC
Silicon Valley Ca-i LLC
Grant Deed
—
Apr 26, 2006
—
Silicon Valley Ca-i LLC
Golden Gate Commercial
Grant Deed
—
—
—
Golden Gate Inve
—
Deed Of Trust
related
$650,000 · Wells Fargo Bank
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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