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Property profile & analytics
FOR LEASE
Office buildings
381 Elden St, Herndon, VA 20170
Entity Owned
~
Est. High Equity
Property ID
US87-0741513
For Lease
1 / 3
$32 SF/Yr
381 Elden St, Herndon, VA 20170
View Listing →
Property profile
Verified
Property type
Office buildings
Use group
OFFICE BUILDING
Year built
1986
Construction
STEEL FRAME
Total area
184,600 SF
Lot
6.51 ac (283,400 SF)
Zoning code
CO(COMMERCIAL OFFICE)
APN
017-1-02-0006
UPID
US87-0741513
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
-
Acquisition Services Director Federal Government Office
-
Dr. Rachel Bak MD Pediatrician Physician
-
Kathryn Colcher, FNP Medical Clinic
-
Kimberly Hart, FNP Physician
-
Dr. Lisa X. Li M.D. Pediatrician Physician
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
by Request
CAP Approach
CAP
by Request
Comparable Approach
Comparable
by Request
Blend (final)
Blend
by Request
Owner & transaction history
Cpa Elden LLC
Cpa Elden LLC
since 2025
Last sale
$8.9M
6 recorded transactions
Zoning & alternative use
CO(COMMERCIAL OFFICE) · Herndon, VA
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 Herndon submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs Herndon 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
CAP Approach
Comparable Approach
Alternative Use
Get a detailed, property-specific estimation — fast and free
Price per SF
Sale + rent benchmarks
Subject property
—
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
$431,879
Tax year 2024
Assessed value
$27,980,490
Assessed 2024
Previous assessed
$28,929,450
-3.3% YoY
Effective rate
1.54%
On assessed value
Assessed land
$3,861,600
Assessed improvement
$24,118,890
Land market value
$3,861,600
Improvement market value
$24,118,890
Total market value
$27,980,490
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
For Lease
Year built
1986
Construction
STEEL FRAME
Heating
OTHER
Cooling
YES
Stories
4
Total area
184,600 SF
Lot
6.51 ac (283,400 SF)
Zoning code
CO(COMMERCIAL OFFICE)
APN
017-1-02-0006
UPID
US87-0741513
Jurisdiction
FAIRFAX
Metro division
WASHINGTON-ARLINGTON-ALEXANDRIA, DC-VA-MD-WV METROPOLITAN DIVISION
Zoning & alternative use
CO(COMMERCIAL OFFICE) · Herndon, VA
Zoning CO(COMMERCIAL OFFICE) · permitted uses
CO(COMMERCIAL OFFICE) · Herndon, VA
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Permitted & conditional uses
Allowed · special-permit conditions · prohibited
Herndon. Always verify with local authorities before improvements.
Building & site characteristics
From public records
Year built
1986
Construction
STEEL FRAME
Heating
OTHER
Cooling
Yes
Stories
4
Lot
6.51 ac
Current owner
From public records · entity-resolved
Cpa Elden LLC
Entity
Mailing address
381 ELDEN ST STE #1323, HERNDON, VA 20170-4842
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
6 recorded events · public records
Date
Price
Buyer
Seller
Deed Type
Mortgage
Oct 7, 2025
$8,850,000
Cpa Elden LLC
Srpf A 381 Elden LLC
Special Warranty Deed
—
Mar 29, 2018
—
Srpf A & 381 Elden LLC
—
Deed
related
$24,700,000 · Bmo Harris Bk NA
Dec 9, 2015
—
Srpf A & 381 Elden LLC
381 Elden Street LLC
Quit Claim Deed
related
—
Dec 9, 2015
$19,645,000
Srpf A & 381 Elden LLC
381 Elden Street LLC
Grant Deed
related
—
—
—
Srpf A & 381 Elden LLC
—
Deed Of Trust
related
$22,300,000 · Nxt Cap
—
—
Srpf A & 381 Elden LLC
—
Deed Of Trust
related
$24,700,000 · Bmo Harris Bk 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.
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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