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Property profile & analytics
OFF-MARKET
Estimated value
$1,200,000
Apartment buildings
5210 San Pablo Dm Rd El Sobrante, CA 94803-3387
Individually Owned
4-yr Hold
Absentee Owner
~
Est. High Equity
Property ID
US09-0254149
Property profile
Verified
Property type
Apartment buildings
Use group
APARTMENT HOUSE (5+ UNITS)
Year built
1971
Total area
7,710 SF
Lot
0.31 ac (13,504 SF)
Zoning code
M-29
APN
435-100-003-1
UPID
US09-0254149
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
$1.15M
CAP Approach
CAP
by Request
Comparable Approach
Comparable
by Request
Blend (final)
Blend
$1.20M
Owner & transaction history
Alberto Ramirez Nelson · 4 yrs held
Alberto Ramirez Nelson
since 2022
Last sale
$1.2M
7 recorded transactions
Zoning & alternative use
M-29 · El Sobrante, CA
Permitted uses
Permitted uses
Allowed · conditional · prohibited
Top alternative use upside
Auto repair, garage
$2.0M
+7.1%
Office building
$1.9M
+2.6%
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
$1,255,000
ML approach
$1,150,000
CAP Approach
CAP Return
Estimation
6%
by Request
6.5%
by Request
7%
by Request
Alternative Use
Use
Estimation
APARTMENT HOUSE (5+ UNITS)
$1,860,000
Current use
AUTO REPAIR, GARAGE
$1,990,000
Change: +7% · Conversion: Difficult
OFFICE BUILDING
$1,905,000
Change: +3% · Conversion: Moderate
Blend value · Realmo final
$1.20M
Range $1.08M – $1.32M · ±10% · vs last sale $1.20M (Mar 14 2022)
Last sale anchor
$1.20M
Mar 14 2022
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
$156 / 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
$27,406
Tax year 2024
Assessed value
$1,576,209
Assessed 2024
Previous assessed
$1,576,209
+0.0% YoY
Effective rate
1.74%
On assessed value
Assessed land
$525,399
Assessed improvement
$1,050,810
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
1971
Heating
NONE
Stories
1
Units
8
Rooms
8
Total area
7,710 SF
Lot
0.31 ac (13,504 SF)
Zoning code
M-29
APN
435-100-003-1
UPID
US09-0254149
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
$1.9M
AUTO REPAIR, GARAGE
Est. value
$2.0M
OFFICE BUILDING
Est. value
$1.9M
APARTMENT HOUSE (5+ UNITS) 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
1971
Heating
NONE
Stories
1
Units
8
Rooms
8
Lot
0.31 ac
Current owner
From public records · entity-resolved
Alberto Ramirez Nelson
Individual
Mailing address
462 BADEN AVE STE #510, SOUTH SAN FRANCISCO, CA 94080-4625
Mailing matches property
Different — outreach signal
Owner-occupied
No
Ownership since
2022
Owner contacts — direct phone, email, and related entities
Decision-maker phone · Verified email · Related entities & filings
Owner contacts
Email · phone · related entities
Sales History
9 recorded events · public records
Date
Price
Buyer
Seller
Deed Type
Mortgage
Jun 25, 2024
—
Alberto Ramirez Nelson
—
Deed
related
$545,000 · Us Bank NA
Mar 14, 2022
—
Alberto Ramirez Nelson
Nelson A Ramirez
Intrafamily Transfer
related
—
Mar 19, 2021
—
Sharon Korotkin
Sharon Korotkin
Intrafamily Transfer
related
—
Dec 15, 2006
$1,200,000
Nelson A Ramirez
Acme Investment Group LLC
Grant Deed
$800,000 · United Commercial Bank
Dec 15, 2006
—
Nelson A Ramirez
Ramirez,daysi
Quit Claim Deed
related
—
Jun 1, 2005
$800,000
Acme Investment Group LLC
Frank B Demello
Grant Deed
$600,000 · Washington Mutual Bank Fa
Nov 22, 1999
—
Frank B Demello Trustee
Demello,frank B
Quit Claim Deed
related
—
Aug 18, 1998
—
Frank B Demello
Demello,hedwig B
Quit Claim Deed
related
—
—
—
Us Bank Trust NA
—
Deed Of Trust
related
$30,000 · Us Bank NA
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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