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Property profile & analytics
FOR SALE
Retail space
4160 Appian Way El Sobrante, CA 94803
Individually Owned
1-yr Hold
Absentee Owner
Free & Clear
Property ID
US09-0389357
For Sale
1 / 15
$1,000,000
4160 Appian Way, El Sobrante, CA 94803
View Listing →
Property profile
Verified
Property type
Retail space
Use group
RETAIL STORES (PERSONAL SERVICES)
Year built
1950
Total area
3,542 SF
Lot
0.65 ac (28,314 SF)
Zoning code
R-B
APN
425-170-028-4
UPID
US09-0389357
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
$735k
Comparable Approach
Comparable
$398k
Blend (final)
Blend
$595k
Owner & transaction history
Donald Peterson · 1 yrs held
Donald Peterson
since 2024
3 recorded transactions
Zoning & alternative use
R-B · El Sobrante, CA
Permitted uses
Permitted uses
Allowed · conditional · prohibited
Top alternative use upside
Auto repair, garage
$915,000
+35.4%
Office building
$875,000
+29.7%
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 El Sobrante submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs El Sobrante 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%
$795,000
6.5%
$735,000
7%
$680,000
Alternative Use
Use
Estimation
RETAIL STORES
$675,000
Current use
AUTO REPAIR, GARAGE
$915,000
Change: +35% · Conversion: Difficult
OFFICE BUILDING
$875,000
Change: +30% · Conversion: Easy
Blend value · Realmo final
$595k
Range $536k – $655k · ±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
$168 / 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
$12,795
Tax year 2024
Assessed value
$766,743
Assessed 2024
Previous assessed
$766,743
+0.0% YoY
Effective rate
1.67%
On assessed value
Assessed land
$283,977
Assessed improvement
$482,766
Applied tax rate
85.0000
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
Retail space
Use group
RETAIL STORES (PERSONAL SERVICES)
Status
For Sale
Year built
1950
Heating
NONE
Stories
1
Units
3
Rooms
3
Total area
3,542 SF
Lot
0.65 ac (28,314 SF)
Zoning code
R-B
APN
425-170-028-4
UPID
US09-0389357
Jurisdiction
CONTRA COSTA
Metro division
OAKLAND-FREMONT-HAYWARD, CA METROPOLITAN DIVISION
Zoning & alternative use
R-B · El Sobrante, CA
Zoning R-B · permitted uses
R-B · El Sobrante, CA
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Permitted & conditional uses
Allowed · special-permit conditions · prohibited
El Sobrante. Always verify with local authorities before improvements.
Alternative use value scenarios
Repositioning upside vs current use
RETAIL STORES Current
Est. value
$675,000
AUTO REPAIR, GARAGE
Est. value
$915,000
OFFICE BUILDING
Est. value
$875,000
RETAIL STORES Current
AUTO REPAIR, GARAGE
OFFICE BUILDING
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
1950
Heating
NONE
Stories
1
Units
3
Rooms
3
Lot
0.65 ac
Current owner
From public records · entity-resolved
Donald Peterson
Individual
Free & Clear · 1 yrs held
Mailing address
950 KELVIN CT, EL SOBRANTE, CA 94803-1330
Mailing matches property
Different — outreach signal
Owner-occupied
No
Ownership since
2024
Owner contacts — direct phone, email, and related entities
Decision-maker phone · Verified email · Related entities & filings
Owner contacts
Email · phone · related entities
Sales History
3 recorded events · public records
Date
Price
Buyer
Seller
Deed Type
Mortgage
Dec 27, 2024
—
Donald Peterson
Donald Charles Peterson
Deed
related
—
Apr 21, 2020
—
Peterson Living Trust
Donald C Peterson
Quit Claim Deed
related
—
Nov 12, 2002
—
Donald C Peterson
Wadsworth,john D
Grant Deed
$600,000 · John D Wadsworth
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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