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Property profile & analytics
OFF-MARKET
Estimated value
$2,465,000
Office buildings
3223 Blume Dr San Pablo, CA 94806-5782
Individually Owned
1-yr Hold
Absentee Owner
~
Est. High Equity
Property ID
US09-0046687
Property profile
Verified
Property type
Office buildings
Use group
OFFICE BUILDING
Year built
1988
Total area
15,950 SF
Lot
1 ac (43,560 SF)
Zoning code
M3
APN
405-290-018-2
UPID
US09-0046687
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
$2.61M
CAP Approach
CAP
$3.25M
Comparable Approach
Comparable
$2.25M
Blend (final)
Blend
$2.47M
Owner & transaction history
Antone E Nino · 1 yrs held
Antone E Nino
since 2025
Last sale
$2.3M
7 recorded transactions
Zoning & alternative use
M3 · San Pablo, 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 Pablo submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs San Pablo 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
$2,865,000
ML approach
$2,605,000
CAP Approach
CAP Return
Estimation
6%
$3,515,000
6.5%
$3,245,000
7%
$3,015,000
Alternative Use
Use
Estimation
OFFICE BUILDING
$3,945,000
Current use
APARTMENT HOUSE (5+ UNITS)
$3,665,000
Change: -7% · Conversion: Easy
Blend value · Realmo final
$2.47M
Range $2.22M – $2.71M · ±10% · vs last sale $2.30M (Aug 18 2022)
Last sale anchor
$2.30M
Aug 18 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
$155 / 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
$47,180
Tax year 2024
Assessed value
$2,764,193
Assessed 2024
Previous assessed
$2,764,193
+0.0% YoY
Effective rate
1.71%
On assessed value
Assessed land
$721,091
Assessed improvement
$2,043,102
Applied tax rate
8.0000
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
Office buildings
Use group
OFFICE BUILDING
Status
Off-Market
Year built
1988
Heating
NONE
Stories
1
Total area
15,950 SF
Lot
1 ac (43,560 SF)
Zoning code
M3
APN
405-290-018-2
UPID
US09-0046687
Jurisdiction
CONTRA COSTA
Metro division
OAKLAND-FREMONT-HAYWARD, CA METROPOLITAN DIVISION
Zoning & alternative use
M3 · San Pablo, CA
Zoning M3 · permitted uses
M3 · San Pablo, CA
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Permitted & conditional uses
Allowed · special-permit conditions · prohibited
San Pablo. Always verify with local authorities before improvements.
Alternative use value scenarios
Repositioning upside vs current use
OFFICE BUILDING Current
Est. value
$3.9M
APARTMENT HOUSE (5+ UNITS)
Est. value
$3.7M
OFFICE BUILDING Current
APARTMENT HOUSE (5+ UNITS)
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
Heating
NONE
Stories
1
Lot
1 ac
Current owner
From public records · entity-resolved
Antone E Nino
Individual
Mailing address
736 BLUE SPRUCE DR, DANVILLE, CA 94506-4525
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
10 recorded events · public records
Date
Price
Buyer
Seller
Deed Type
Mortgage
May 30, 2025
$1,825,000
Antone E Nino
Rosemarie Burns
Grant Deed
$725,000 · Rosemarie Burns Trust
Aug 18, 2022
—
Rosemarie Burns
Rosemarie Burns
Intrafamily Transfer
related
—
Mar 17, 2022
—
Rosemarie Burns
Constance R Mcwhinney
Intrafamily Transfer
related
—
Feb 28, 2014
—
Pedersen,k Allen Trust
Pedersen,knud A
Quit Claim Deed
related
—
Oct 11, 2013
$2,300,000
Knud A Pedersen
Degennaro Trust
Grant Deed
$1,600,000 · Exchange Bank
Jun 1, 1983
—
Owner Name Unavailable
—
Grant Deed
related
—
—
—
J. Burns
—
Deed Of Trust
related
$70,000 · Continental Home
—
—
Jack Burns
—
Deed Of Trust
related
$88,000 · Continental Home
—
—
Shelton,e./feagley Mgmt Invest
—
Deed Of Trust
related
$20,000 · Individual
—
—
22nd & Market Group LP
—
Deed Of Trust
related
$50,000 · Individual
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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