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Property profile & analytics
OFF-MARKET
Estimated value
$2,820,000
Apartment buildings
4840 San Pablo Dm Rd El Sobrante, CA 94803-3222
Entity Owned
Absentee Owner
~
Est. High Equity
Property ID
US09-1288523
Property profile
Verified
Property type
Apartment buildings
Use group
APARTMENT HOUSE (5+ UNITS)
Year built
1957
Construction
WOOD FRAME
Total area
12,661 SF
Lot
0.88 ac (38,333 SF)
Zoning code
M-29
APN
435-070-006-0
UPID
US09-1288523
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
$2.82M
Comparable Approach
Comparable
$2.06M
Blend (final)
Blend
$2.82M
Owner & transaction history
Orp 4840 LLC
Orp 4840 LLC
since 2025
Last sale
$3.2M
4 recorded transactions
Zoning & alternative use
M-29 · El Sobrante, CA
Permitted uses
Permitted uses
Allowed · conditional · prohibited
Top alternative use upside
Medical building
$4.6M
+50.7%
Commercial (general)
$3.6M
+17.3%
Auto repair, garage
$3.3M
+7.1%
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 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%
$3,055,000
6.5%
$2,820,000
7%
$2,620,000
Alternative Use
Use
Estimation
APARTMENT HOUSE (5+ UNITS)
$3,050,000
Current use
MEDICAL BUILDING
$4,600,000
Change: +51% · Conversion: Moderate
COMMERCIAL (GENERAL)
$3,580,000
Change: +17% · Conversion: Moderate
AUTO REPAIR, GARAGE
$3,270,000
Change: +7% · Conversion: Difficult
OFFICE BUILDING
$3,130,000
Change: +3% · Conversion: Moderate
Blend value · Realmo final
$2.82M
Range $2.54M – $3.10M · ±10% · vs last sale $3.20M (May 21 2025)
Last sale anchor
$3.20M
May 21 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
$223 / 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
$31,073
Tax year 2024
Assessed value
$1,342,742
Assessed 2024
Previous assessed
$1,342,742
+0.0% YoY
Effective rate
2.31%
On assessed value
Assessed land
$424,911
Assessed improvement
$917,831
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
Apartment buildings
Use group
APARTMENT HOUSE (5+ UNITS)
Status
Off-Market
Year built
1957
Construction
WOOD FRAME
Heating
FLOOR/WALL FURNACE
Buildings
6
Stories
1
Units
16
Rooms
16
Bathrooms
3
Total area
12,661 SF
Lot
0.88 ac (38,333 SF)
Zoning code
M-29
APN
435-070-006-0
UPID
US09-1288523
Jurisdiction
CONTRA COSTA
Metro division
OAKLAND-FREMONT-HAYWARD, CA METROPOLITAN DIVISION
Zoning & alternative use
M-29 · El Sobrante, CA
Zoning M-29 · permitted uses
M-29 · 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
APARTMENT HOUSE (5+ UNITS) Current
Est. value
$3.1M
MEDICAL BUILDING
Est. value
$4.6M
COMMERCIAL (GENERAL)
Est. value
$3.6M
AUTO REPAIR, GARAGE
Est. value
$3.3M
OFFICE BUILDING
Est. value
$3.1M
APARTMENT HOUSE (5+ UNITS) Current
MEDICAL BUILDING
COMMERCIAL (GENERAL)
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
1957
Construction
WOOD FRAME
Heating
FLOOR/WALL FURNACE
Stories
1
Buildings
6
Units
16
Rooms
16
Bathrooms
3
Lot
0.88 ac
Current owner
From public records · entity-resolved
Orp 4840 LLC
Entity
Mailing address
1849 CEDAR ST APT A, BERKELEY, CA 94703-1141
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
4 recorded events · public records
Date
Price
Buyer
Seller
Deed Type
Mortgage
Aug 21, 2025
$3,200,000
Orp 4840 LLC
Joseph P Gillach
Grant Deed
$250,000 · Jpmorgan Chase Bank NA
Oct 29, 1992
$790,000
John Hayden
Estate Of Shirle
Grant Deed
$593,000 · Home Savings Of America
Mar 7, 1984
—
Owner Name Unavailable
—
Grant Deed
related
—
—
—
John T Hayden
—
Deed Of Trust
related
$745,000 · Washington Mutual Fsb
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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