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Property profile & analytics
OFF-MARKET
Estimated value
$710,000
Warehouses
1541 Old County Rd San Carlos, CA 94070
Individually Owned
8-yr Hold
Absentee Owner
~
Est. High Equity
Property ID
US09-1250140
Property profile
Verified
Property type
Warehouses
Use group
WAREHOUSE, STORAGE
Year built
1974
Total area
1,738 SF
Lot
0.06 ac (2,549 SF)
Zoning code
C40000
APN
046-203-140
UPID
US09-1250140
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
$869k
Blend (final)
Blend
$710k
Owner & transaction history
Victor V Costelli · 8 yrs held
Victor V Costelli
since 2018
5 recorded transactions
Zoning & alternative use
C40000 · San Carlos, CA
Permitted uses
Permitted uses
Allowed · conditional · prohibited
Top alternative use upside
Office building
$1.1M
+111.2%
Neighborhood: shopping center
$940,000
+77.6%
Commercial (general)
$805,000
+52.1%
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 San Carlos submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs San Carlos 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
WAREHOUSE, STORAGE
$530,000
Current use
OFFICE BUILDING
$1,115,000
Change: +111% · Conversion: Difficult
NEIGHBORHOOD: SHOPPING CENTER
$940,000
Change: +78% · Conversion: Moderate
COMMERCIAL (GENERAL)
$805,000
Change: +52% · Conversion: Difficult
AUTO REPAIR, GARAGE
$790,000
Change: +50% · Conversion: Easy
Blend value · Realmo final
$710k
Range $639k – $781k · ±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
$409 / 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
$8,131
Tax year 2024
Assessed value
$588,602
Assessed 2024
Previous assessed
$588,602
+0.0% YoY
Effective rate
1.38%
On assessed value
Assessed land
$348,073
Assessed improvement
$240,529
Applied tax rate
11.0000
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
Warehouses
Use group
WAREHOUSE, STORAGE
Status
Off-Market
Year built
1974
Heating
NONE
Stories
1
Total area
1,738 SF
Lot
0.06 ac (2,549 SF)
Zoning code
C40000
APN
046-203-140
UPID
US09-1250140
Jurisdiction
SAN MATEO
Metro division
SAN FRANCISCO-SAN MATEO-REDWOOD CITY, CA METROPOLITAN DIVISION
Zoning & alternative use
C40000 · San Carlos, CA
Zoning C40000 · permitted uses
C40000 · San Carlos, CA
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Permitted & conditional uses
Allowed · special-permit conditions · prohibited
San Carlos. Always verify with local authorities before improvements.
Alternative use value scenarios
Repositioning upside vs current use
WAREHOUSE, STORAGE Current
Est. value
$530,000
OFFICE BUILDING
Est. value
$1.1M
NEIGHBORHOOD: SHOPPING CENTER
Est. value
$940,000
COMMERCIAL (GENERAL)
Est. value
$805,000
AUTO REPAIR, GARAGE
Est. value
$790,000
WAREHOUSE, STORAGE Current
OFFICE BUILDING
NEIGHBORHOOD: SHOPPING CENTER
COMMERCIAL (GENERAL)
AUTO REPAIR, GARAGE
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
1974
Heating
NONE
Stories
1
Lot
0.06 ac
Current owner
From public records · entity-resolved
Victor V Costelli
Individual
Mailing address
109 TUSCANY WAY, DANVILLE, CA 94506-4663
Mailing matches property
Different — outreach signal
Owner-occupied
No
Ownership since
2018
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
Jun 21, 2018
$220,000
Victor V Costelli
1514 Old County Road LLC
Grant Deed
$520,000 · Presidio Bank
Aug 8, 2014
$450,000
1541 Old County Road LLC
Jerold M Baker
Grant Deed
$337,500 · Presidio Bank
Jan 2, 2002
—
Baker Trust
Baker Trust
Quit Claim Deed
related
—
—
—
Baker Trust
—
Deed Of Trust
related
$100,000 · Charlie Gardyn
—
—
Baker Trust
—
Deed Of Trust
related
$265,000 · Dubrock R & Andrews E 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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