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Property profile & analytics
OFF-MARKET
Estimated value
$10,255,000
Office buildings
21 1st Rd Gaithersburg, MD 20878-1757
Entity Owned
8-yr Hold
~
Est. High Equity
Property ID
US40-2137448
Property profile
Verified
Property type
Office buildings
Use group
OFFICE BUILDING
Year built
1979
Construction
BRICK
Total area
54,844 SF
Lot
3.16 ac (137,803 SF)
Zoning code
E1
APN
09-01822276
UPID
US40-2137448
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
by Request
CAP Approach
CAP
$11.00M
Comparable Approach
Comparable
$12.46M
Blend (final)
Blend
$10.26M
Owner & transaction history
Are-marland No 42 LLC · 8 yrs held
Are-marland No 42 LLC
since 2018
7 recorded transactions
Zoning & alternative use
E1 · Gaithersburg, MD
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 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
by Request
ML approach
by Request
CAP Approach
CAP Return
Estimation
6%
$11,915,000
6.5%
$11,000,000
7%
$10,215,000
Alternative Use
Use
Estimation
OFFICE BUILDING
$16,025,000
Current use
Blend value · Realmo final
$10.26M
Range $9.23M – $11.28M · ±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
$187 / 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 2022Property tax & assessments
Tax year 2022
Tax billed
$171,458
Tax year 2022
Assessed value
$12,799,200
Assessed 2023
Previous assessed
$12,799,200
+0.0% YoY
Effective rate
1.34%
On assessed value
Assessed land
$1,863,000
Assessed improvement
$10,936,200
Land market value
$1,863,000
Improvement market value
$10,936,200
Total market value
$12,799,200
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 buildings
Use group
OFFICE BUILDING
Status
Off-Market
Year built
1979
Construction
BRICK
Heating
YES
Cooling
YES
Stories
2
Units
1
Total area
54,844 SF
Lot
3.16 ac (137,803 SF)
Zoning code
E1
APN
09-01822276
UPID
US40-2137448
Jurisdiction
MONTGOMERY
Metro division
BETHESDA-GAITHERSBURG-FREDERICK, MD METROPOLITAN DIVISION
Zoning & alternative use
E1 · Gaithersburg, MD
Zoning E1 · permitted uses
E1 · 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
OFFICE BUILDING Current
Est. value
$16.0M
OFFICE BUILDING Current
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
1979
Construction
BRICK
Heating
YES
Cooling
Yes
Stories
2
Units
1
Lot
3.16 ac
Current owner
From public records · entity-resolved
Are-marland No 42 LLC
Entity
Mailing address
PO BOX 847, CARLSBAD, CA 92018-0847
Ownership since
2018
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
May 29, 2018
$11,348,115
Are-marland No 42 LLC
Bmr-firstfield LLC
Grant Deed
$8,511,086 · Are-md Loan LLC
Jun 19, 2017
—
Bnr Fir Tfield LLC
—
Deed
related
$3,306,204 · Deutsche Bank National Trust Co
Sep 10, 2015
$15,000,000
Bmr-firstfield LLC
Firstfield Holdco LLC
Grant Deed
—
Apr 30, 2008
$10,868
Firstfield Holdco LLC
21 Firstfield LLC
Grant Deed
related
—
Jul 16, 1999
—
Comprop 21 LLC
—
Deed Of Trust
related
$3,000,000 · Allfirst Bank
—
—
21 Firstfield LLC
—
Deed Of Trust
related
$11,181,000 · Fortress Credit Corp
—
—
Firstfield Holdco LLC
—
Deed Of Trust
related
$9,450,000 · Branch Banking & Trust Co
—
—
Firstfield Holdco LLC
—
Deed Of Trust
related
$12,240,000 · Branch Banking & Trust Co
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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