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Property profile & analytics
OFF-MARKET
Estimated value
$2,595,000
Office Spaces
1818 Harmon St Berkeley, CA 94703-2472
Entity Owned
~
Est. High Equity
Property ID
US09-8483854
Property profile
Verified
Property type
Office Spaces
Use group
CONDOMINIUM OFFICES
Year built
1919
Construction
TILT-UP CONCRETE
Total area
7,644 SF
Lot
0.18 ac (7,710 SF)
APN
52-1531-21
UPID
US09-8483854
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
-
Whitehouse Builders Construction Company General Contractor
-
Huge Media Inc Marketing & Advertising (Bike/Boat/Book/etc) Store
-
Stoller Design Marketing & Advertising Advertising Agency
-
reKlaimed Production Facility Furniture & Home Goods
-
Lady Margaret's Exquisite Housekeepers Hardware & Home Improvement
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
by Request
CAP Approach
CAP
by Request
Comparable Approach
Comparable
by Request
Blend (final)
Blend
$2.60M
Owner & transaction history
Two Plus Two Equals Five INC
Two Plus Two Equals Five INC
since 2025
7 recorded transactions
Zoning & alternative use
Permitted uses
Permitted uses
Allowed · conditional · prohibited
Top alternative use upside
Medical building
$4.1M
+10.9%
Restaurant
$3.9M
+4.3%
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 Berkeley submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs Berkeley 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%
by Request
6.5%
by Request
7%
by Request
Alternative Use
Use
Estimation
OFFICE BUILDING
$3,690,000
Current use
MEDICAL BUILDING
$4,090,000
Change: +11% · Conversion: Easy
RESTAURANT
$3,850,000
Change: +4% · Conversion: Moderate
INDUSTRIAL (GENERAL)
$3,445,000
Change: -7% · Conversion: Difficult
NEIGHBORHOOD: SHOPPING CENTER
$3,250,000
Change: -12% · Conversion: Difficult
Blend value · Realmo final
$2.60M
Range $2.34M – $2.85M · ±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
$339 / 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 2023Property tax & assessments
Tax year 2023
Applied tax rate
13.0000
Comparables
6 recent transactions · within 1.5 miComparable in this city
6 recent transactions
Comparable in this City
Similar Nearby for Sale
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 Spaces
Use group
CONDOMINIUM OFFICES
Status
Off-Market
Year built
1919
Construction
TILT-UP CONCRETE
Heating
NONE
Buildings
1
Stories
1
Units
3
Total area
7,644 SF
Lot
0.18 ac (7,710 SF)
APN
52-1531-21
UPID
US09-8483854
Jurisdiction
ALAMEDA
Metro division
OAKLAND-FREMONT-HAYWARD, CA METROPOLITAN DIVISION
Zoning & alternative use
Zoning · permitted uses
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Permitted & conditional uses
Allowed · special-permit conditions · prohibited
Alternative use value scenarios
Repositioning upside vs current use
OFFICE BUILDING Current
Est. value
$3.7M
MEDICAL BUILDING
Est. value
$4.1M
RESTAURANT
Est. value
$3.9M
INDUSTRIAL (GENERAL)
Est. value
$3.4M
NEIGHBORHOOD: SHOPPING CENTER
Est. value
$3.3M
OFFICE BUILDING Current
MEDICAL BUILDING
RESTAURANT
INDUSTRIAL (GENERAL)
NEIGHBORHOOD: SHOPPING CENTER
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
1919
Construction
TILT-UP CONCRETE
Heating
NONE
Stories
1
Buildings
1
Units
3
Lot
0.18 ac
Current owner
From public records · entity-resolved
Two Plus Two Equals Five INC
Entity
Mailing address
1818 HARMON ST, BERKELEY, CA 94703-2472
Mailing matches property
Yes
Owner-occupied
Yes
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
7 recorded events · public records
Date
Price
Buyer
Seller
Deed Type
Mortgage
Aug 26, 2025
—
Two Plus Two Equals Five INC
Mark Francis
Deed
$550,000 · Western Alliance Bank
Aug 26, 2025
$1,100,000
Mark Francis
Elizabeth J Stoller
Grant Deed
$550,000 · Western Alliance Bank
Jun 17, 2024
—
Elizabeth J Stoller
Dorothea Stoller
Deed
related
—
Jul 29, 2021
—
Michael Leung
Michael Leung
Deed
related
—
Nov 17, 2016
—
Mark Francis
—
Deed
related
$252,000 · Cdc Small Busn Fin
Nov 3, 2016
—
Mark Francis
Francis,stacey
Quitclaim Deed
related
$305,000 · Sacramento Bk/cmrc
Nov 3, 2016
$610,000
Mark Francis
Gabel M & Acheinbaum I Trust
Grant Deed
—
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
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“Is 15.6% cap rate sustainable?” · “Best tenant mix for BU1?” · “What’s the redev upside?”
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