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Property profile & analytics
OFF-MARKET
Estimated value
$765,000
Office Spaces
818 Diamond Ave Ste 140, Gaithersburg, MD 20878-1417
Entity Owned
2-yr Hold
Absentee Owner
~
Est. High Equity
Property ID
US40-1178277
Property profile
Verified
Property type
Office Spaces
Use group
CONDOMINIUM OFFICES
Total area
1,543 SF
Lot
1 ac (43,560 SF)
Zoning code
C2
APN
09-03554827
UPID
US40-1178277
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
$840k
CAP Approach
CAP
by Request
Comparable Approach
Comparable
by Request
Blend (final)
Blend
$765k
Owner & transaction history
Zeus Primary Care Associates LLC · 2 yrs held
Zeus Primary Care Associates LLC
since 2023
Last sale
$710,220
1 recorded transaction
Zoning & alternative use
C2 · Gaithersburg, MD
Permitted uses
Permitted uses
Allowed · conditional · prohibited
Top alternative use upside
Retail stores
$850,000
+89.1%
Warehouse, storage
$485,000
+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 Gaithersburg submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs Gaithersburg 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
$805,000
ML approach
$840,000
CAP Approach
CAP Return
Estimation
6%
by Request
6.5%
by Request
7%
by Request
Alternative Use
Use
Estimation
RETAIL STORES
$850,000
Change: +89% · Conversion: Moderate
WAREHOUSE, STORAGE
$485,000
Change: +7% · Conversion: Difficult
Blend value · Realmo final
$765k
Range $689k – $842k · ±10% · vs last sale $710k (Dec 29 2023)
Last sale anchor
$710k
Dec 29 2023
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
$496 / 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
$5,882
Tax year 2024
Assessed value
$424,300
Assessed 2024
Previous assessed
$424,300
+0.0% YoY
Effective rate
1.39%
On assessed value
Assessed land
$127,200
Assessed improvement
$297,100
Land market value
$127,200
Improvement market value
$297,100
Total market value
$424,300
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
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 Spaces
Use group
CONDOMINIUM OFFICES
Status
Off-Market
Heating
NONE
Units
1
Total area
1,543 SF
Lot
1 ac (43,560 SF)
Zoning code
C2
APN
09-03554827
UPID
US40-1178277
Jurisdiction
MONTGOMERY
Metro division
BETHESDA-GAITHERSBURG-FREDERICK, MD METROPOLITAN DIVISION
Zoning & alternative use
C2 · Gaithersburg, MD
Zoning C2 · permitted uses
C2 · Gaithersburg, MD
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Permitted & conditional uses
Allowed · special-permit conditions · prohibited
Gaithersburg. Always verify with local authorities before improvements.
Alternative use value scenarios
Repositioning upside vs current use
RETAIL STORES
Est. value
$850,000
WAREHOUSE, STORAGE
Est. value
$485,000
RETAIL STORES
WAREHOUSE, STORAGE
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
Heating
NONE
Units
1
Lot
1 ac
Current owner
From public records · entity-resolved
Zeus Primary Care Associates LLC
Entity
Mailing address
50 W EDMONSTON DR STE #404, ROCKVILLE, MD 20852-1274
Mailing matches property
Different — outreach signal
Owner-occupied
No
Ownership since
2023
Owner contacts — direct phone, email, and related entities
Decision-maker phone · Verified email · Related entities & filings
Owner contacts
Email · phone · related entities
Sales History
1 recorded event · public records
Date
Price
Buyer
Seller
Deed Type
Mortgage
Dec 29, 2023
$710,220
Zeus Primary Care Associates LLC
818 West Diamond Avenue LLC
Deed
$603,687 · Bank Of America 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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