Back to Search
Property profile & analytics
OFF-MARKET
Estimated value
$1,830,000
Retail space
300 Portal Ave San Francisco, CA 94127-1421
Entity Owned
27-yr Hold
Absentee Owner
~
Est. High Equity
Property ID
US09-5864927
Property profile
Verified
Property type
Retail space
Use group
RETAIL STORES (PERSONAL SERVICES)
Year built
1988
Construction
WOOD
Total area
4,975 SF
Lot
0.17 ac (7,365 SF)
Zoning code
WPORTL
APN
2483 -002
UPID
US09-5864927
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
-
Site for Sore Eyes - SF West Portal Ave Eye Care Center Contact Lenses Supplier
-
Kaplan Tutoring Tutoring Service
-
C2 Education of West Portal Tutoring Service
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
by Request
CAP Approach
CAP
by Request
Comparable Approach
Comparable
by Request
Blend (final)
Blend
$1.83M
Owner & transaction history
Development Lamorinda · 27 yrs held
Development Lamorinda
since 1998
5 recorded transactions
Zoning & alternative use
WPORTL · San Francisco, 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 Francisco submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs San Francisco 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
RETAIL STORES
$2,535,000
Current use
OFFICE BUILDING
$2,385,000
Change: -6% · Conversion: Easy
COMMERCIAL (GENERAL)
$2,130,000
Change: -16% · Conversion: Easy
Blend value · Realmo final
$1.83M
Range $1.65M – $2.01M · ±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
$368 / 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
$37,574
Tax year 2024
Assessed value
$3,140,131
Assessed 2024
Previous assessed
$3,140,131
+0.0% YoY
Effective rate
1.20%
On assessed value
Assessed land
$2,198,093
Assessed improvement
$942,038
Applied tax rate
1.0000
Comparables
6 recent transactions · within 1.5 miComparable in this city
6 recent transactions
Comparable in this City
Similar Nearby for Sale
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
Retail space
Use group
RETAIL STORES (PERSONAL SERVICES)
Status
Off-Market
Year built
1988
Construction
WOOD
Heating
NONE
Units
1
Rooms
2
Bathrooms
1
Total area
4,975 SF
Lot
0.17 ac (7,365 SF)
Zoning code
WPORTL
APN
2483 -002
UPID
US09-5864927
Jurisdiction
SAN FRANCISCO
Metro division
SAN FRANCISCO-SAN MATEO-REDWOOD CITY, CA METROPOLITAN DIVISION
Zoning & alternative use
WPORTL · San Francisco, CA
Zoning WPORTL · permitted uses
WPORTL · San Francisco, CA
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Permitted & conditional uses
Allowed · special-permit conditions · prohibited
San Francisco. Always verify with local authorities before improvements.
Alternative use value scenarios
Repositioning upside vs current use
RETAIL STORES Current
Est. value
$2.5M
OFFICE BUILDING
Est. value
$2.4M
COMMERCIAL (GENERAL)
Est. value
$2.1M
RETAIL STORES Current
OFFICE BUILDING
COMMERCIAL (GENERAL)
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
1988
Construction
WOOD
Heating
NONE
Units
1
Rooms
2
Bathrooms
1
Lot
0.17 ac
Current owner
From public records · entity-resolved
Development Lamorinda
Entity
Mailing address
1855 OLYMPIC BLVD STE #300, WALNUT CREEK, CA 94596-5019
Mailing matches property
Different — outreach signal
Owner-occupied
No
Ownership since
1998
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
May 13, 2008
—
Dev Lamorinda
—
Trustees Deed
related
$1,475,000 · First Republic Bank
Dec 24, 1998
—
Development Lamorinda
Union Oil Co California
Grant Deed
related
—
Jul 16, 1992
$1,400,000
Union Oil Co
Merriman Everett
Grant Deed
—
—
—
Dev Lamorinda
—
Deed Of Trust
related
$1,700,000 · Standard Insurance Co
—
—
Dev Lamorinda
—
Deed Of Trust
related
$1,176,000 · 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.
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?”
You own 300 Portal Ave?
List it free. Reach 20,000 daily buyers.
We’ve already pulled the facts. Confirm photos + price and you’re live in 2 minutes.
List this address →
Full reports are paid
Unlock the full Property Analytics report
Start free for 7 days — no card required. Full owner contacts, all 4 valuations with methodology, refine flow, comparable adjustments, foot-traffic deep dive, export to PDF / CSV.
