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Property profile & analytics
OFF-MARKET
Estimated value
$7,715,000
Office buildings
3200 Alpine Rd, Portola Valley, CA 94028-7523
Entity Owned
4-yr Hold
Absentee Owner
~
Est. High Equity
Property ID
US09-1253252
Property profile
Verified
Property type
Office buildings
Use group
OFFICE BUILDING (MULTI-STORY)
Year built
2004
Total area
19,404 SF
Lot
2.43 ac (105,899 SF)
Zoning code
CL00C1
APN
077-172-310
UPID
US09-1253252
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
$10.20M
Comparable Approach
Comparable
by Request
Blend (final)
Blend
$7.72M
Owner & transaction history
Syivie Family Partners LP · 4 yrs held
Syivie Family Partners LP
since 2021
6 recorded transactions
Zoning & alternative use
CL00C1 · Portola Valley, 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 Portola Valley submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs Portola Valley 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%
$11,050,000
6.5%
$10,200,000
7%
$9,470,000
Alternative Use
Use
Estimation
OFFICE BUILDING
$12,445,000
Current use
APARTMENT HOUSE (5+ UNITS)
$10,795,000
Change: -13% · Conversion: Easy
NEIGHBORHOOD: SHOPPING CENTER
$10,470,000
Change: -16% · Conversion: Difficult
Blend value · Realmo final
$7.72M
Range $6.94M – $8.49M · ±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
$398 / 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
$404,960
Tax year 2024
Assessed value
$36,518,040
Assessed 2024
Previous assessed
$36,518,040
+0.0% YoY
Effective rate
1.11%
On assessed value
Assessed land
$26,738,280
Assessed improvement
$9,779,760
Applied tax rate
61.0000
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
Office buildings
Use group
OFFICE BUILDING (MULTI-STORY)
Status
Off-Market
Year built
2004
Heating
NONE
Stories
1
Total area
19,404 SF
Lot
2.43 ac (105,899 SF)
Zoning code
CL00C1
APN
077-172-310
UPID
US09-1253252
Jurisdiction
SAN MATEO
Metro division
SAN FRANCISCO-SAN MATEO-REDWOOD CITY, CA METROPOLITAN DIVISION
Zoning & alternative use
CL00C1 · Portola Valley, CA
Zoning CL00C1 · permitted uses
CL00C1 · Portola Valley, CA
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Permitted & conditional uses
Allowed · special-permit conditions · prohibited
Portola Valley. Always verify with local authorities before improvements.
Alternative use value scenarios
Repositioning upside vs current use
OFFICE BUILDING Current
Est. value
$12.4M
APARTMENT HOUSE (5+ UNITS)
Est. value
$10.8M
NEIGHBORHOOD: SHOPPING CENTER
Est. value
$10.5M
OFFICE BUILDING Current
APARTMENT HOUSE (5+ UNITS)
NEIGHBORHOOD: SHOPPING CENTER
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
2004
Heating
NONE
Stories
1
Lot
2.43 ac
Current owner
From public records · entity-resolved
Syivie Family Partners LP
Entity
Mailing address
1350 BAYSHORE HWY STE #355, BURLINGAME, CA 94010-1834
Mailing matches property
Different — outreach signal
Owner-occupied
No
Ownership since
2021
Owner contacts — direct phone, email, and related entities
Decision-maker phone · Verified email · Related entities & filings
Owner contacts
Email · phone · related entities
Sales History
6 recorded events · public records
Date
Price
Buyer
Seller
Deed Type
Mortgage
Dec 31, 2024
—
Syme Family Partners LP
—
Deed
related
$2,500,000 · Fremont Bank
Dec 23, 2021
—
Syivie Family Partners LP
Viking Culley LLC
Deed
related
$22,500,000 · Fremont Bank
Dec 2, 2021
—
Mars Partners LLC
Viking Culley LLC
Grant Deed
—
Oct 19, 2016
—
Viking Culley LLC
—
Deed
related
$1,000,000 · Wells Fargo Bank NA
Oct 12, 2016
—
Viking Culley LLC
—
Deed
related
$1,000,000 · Wells Fargo Bank NA
—
—
Viking-culley LLC
—
Deed Of Trust
related
$500,000 · Borel Bank & Trust
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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