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Property profile & analytics
OFF-MARKET
Estimated value
$1,520,000
Office buildings
3385 Mt Diablo Blvd Lafayette, CA 94549-4022
Entity Owned
4-yr Hold
Absentee Owner
~
Est. High Equity
Property ID
US09-0389371
Property profile
Verified
Property type
Office buildings
Use group
OFFICE BUILDING
Year built
1955
Total area
2,584 SF
Lot
0.18 ac (7,850 SF)
Zoning code
C1
APN
233-074-030-5
UPID
US09-0389371
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
-
Vikki Bearman, Abio Properties Real Estate Agency
-
Julie Sullivan, Realtor LaHaye Team Real Estate Agency
-
Julianna Haase, REALTOR Real Estate Agency
-
Linnette Edwards, REALTOR | The Linnette Team - Abio Properties Real Estate Agency
-
Abio Properties | Lafayette Office Real Estate Agency
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
$1.66M
CAP Approach
CAP
by Request
Comparable Approach
Comparable
$1.31M
Blend (final)
Blend
$1.52M
Owner & transaction history
3385 Mt Diablo LLC · 4 yrs held
3385 Mt Diablo LLC
since 2022
Last sale
$1.4M
7 recorded transactions
Zoning & alternative use
C1 · Lafayette, CA
Permitted uses
Permitted uses
Allowed · conditional · prohibited
Top alternative use upside
Neighborhood: shopping center
$2.4M
+169.2%
Medical building
$940,000
+5.7%
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 Lafayette submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs Lafayette 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
$1,775,000
ML approach
$1,655,000
CAP Approach
CAP Return
Estimation
6%
by Request
6.5%
by Request
7%
by Request
Alternative Use
Use
Estimation
NEIGHBORHOOD: SHOPPING CENTER
$2,390,000
Change: +169% · Conversion: Difficult
MEDICAL BUILDING
$940,000
Change: +6% · Conversion: Easy
Blend value · Realmo final
$1.52M
Range $1.37M – $1.67M · ±10% · vs last sale $1.43M (Feb 18 2022)
Last sale anchor
$1.43M
Feb 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
$588 / 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
$18,728
Tax year 2024
Assessed value
$1,482,570
Assessed 2024
Previous assessed
$1,482,570
+0.0% YoY
Effective rate
1.26%
On assessed value
Assessed land
$936,360
Assessed improvement
$546,210
Applied tax rate
14.0000
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
1955
Heating
NONE
Stories
1
Units
1
Rooms
1
Total area
2,584 SF
Lot
0.18 ac (7,850 SF)
Zoning code
C1
APN
233-074-030-5
UPID
US09-0389371
Jurisdiction
CONTRA COSTA
Metro division
OAKLAND-FREMONT-HAYWARD, CA METROPOLITAN DIVISION
Zoning & alternative use
C1 · Lafayette, CA
Zoning C1 · permitted uses
C1 · Lafayette, CA
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Permitted & conditional uses
Allowed · special-permit conditions · prohibited
Lafayette. Always verify with local authorities before improvements.
Alternative use value scenarios
Repositioning upside vs current use
NEIGHBORHOOD: SHOPPING CENTER
Est. value
$2.4M
MEDICAL BUILDING
Est. value
$940,000
NEIGHBORHOOD: SHOPPING CENTER
MEDICAL 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
1955
Heating
NONE
Stories
1
Units
1
Rooms
1
Lot
0.18 ac
Current owner
From public records · entity-resolved
3385 Mt Diablo LLC
Entity
Mailing address
4200 BROADWAY, OAKLAND, CA 94611-5130
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
8 recorded events · public records
Date
Price
Buyer
Seller
Deed Type
Mortgage
Feb 18, 2022
$1,425,000
3385 Mt Diablo LLC
Richard Anthony Karp
Grant Deed
$940,000 · Western Alliance Bank
Sep 18, 2018
—
Karp 2015 Family Trust
Karp,richard A
Quit Claim Deed
related
—
Apr 7, 2015
—
Rita M Schroder
Karp Mary D
Affidavit Of Death
related
—
Sep 2, 2014
—
Karp,robert T & D L Trust
Karp,robert T
Quit Claim Deed
related
—
Oct 25, 2013
—
Karp,mary A 2013 Living Trust
Karp,mary A
Quit Claim Deed
related
—
Jun 4, 1996
—
Maria K Schroder
Schoder,john T
Quit Claim Deed
related
—
Jun 4, 1996
$412,000
Karp,mary A
Young Trust
Trustees Deed
$65,000 · Seller
Dec 19, 1995
—
Alison Fishel
Young,alice H
Grant Deed
related
—
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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