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Property profile & analytics
FOR SALE
Automotive properties
84 E 21St Ave San Mateo, CA 94403
Individually Owned
1-yr Hold
Absentee Owner
Free & Clear
Property ID
US09-1341741
For Sale
1 / 3
$1,300,000
84 E 21St Ave, San Mateo, CA 94403
View Listing →
Property profile
Verified
Property type
Automotive properties
Use group
VEHICLE SALES, RENTALS
Lot
0.06 ac (2,498 SF)
Zoning code
C40001
APN
039-073-380
UPID
US09-1341741
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
-
Auto Metal Services Auto Repair Shop
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
$985k
CAP Approach
CAP
by Request
Comparable Approach
Comparable
by Request
Blend (final)
Blend
$955k
Owner & transaction history
Frank P Bozzini · 1 yrs held
Frank P Bozzini
since 2025
Last sale
$950,000
2 recorded transactions
Zoning & alternative use
C40001 · San Mateo, 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 San Mateo submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs San Mateo 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
$930,000
ML approach
$985,000
CAP Approach
CAP Return
Estimation
6%
by Request
6.5%
by Request
7%
by Request
Blend value · Realmo final
$955k
Range $860k – $1.05M · ±10% · vs last sale $950k (May 23 2025)
Last sale anchor
$950k
May 23 2025
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
—
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
$2,908
Tax year 2024
Assessed value
$133,190
Assessed 2024
Previous assessed
$133,190
+0.0% YoY
Effective rate
2.18%
On assessed value
Assessed land
$88,801
Assessed improvement
$44,389
Applied tax rate
12.0000
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
Automotive properties
Use group
VEHICLE SALES, RENTALS
Status
For Sale
Heating
NONE
Lot
0.06 ac (2,498 SF)
Zoning code
C40001
APN
039-073-380
UPID
US09-1341741
Jurisdiction
SAN MATEO
Metro division
SAN FRANCISCO-SAN MATEO-REDWOOD CITY, CA METROPOLITAN DIVISION
Zoning & alternative use
C40001 · San Mateo, CA
Zoning C40001 · permitted uses
C40001 · San Mateo, CA
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Permitted & conditional uses
Allowed · special-permit conditions · prohibited
San Mateo. Always verify with local authorities before improvements.
Building & site characteristics
From public records
Heating
NONE
Lot
0.06 ac
Current owner
From public records · entity-resolved
Frank P Bozzini
Individual
Free & Clear · 1 yrs held
Mailing address
3121 GEOFFREY DR, SAN BRUNO, CA 94066-1622
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
2 recorded events · public records
Date
Price
Buyer
Seller
Deed Type
Mortgage
May 23, 2025
$950,000
Frank P Bozzini
Paula W Beattie Rubick
Grant Deed
—
Dec 17, 2024
—
Paula W Beattie Rubick
Paul John Rubick
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.
Try Rey
Ask anything about this address in plain English.
“Is 15.6% cap rate sustainable?” · “Best tenant mix for BU1?” · “What’s the redev upside?”
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