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Property profile & analytics
OFF-MARKET
Estimated value
$100,000
Office buildings
455 Dinwiddie St Portsmouth, VA 23704-3633
Entity Owned
2-yr Hold
Free & Clear
Property ID
US87-0622954
Property profile
Verified
Property type
Office buildings
Use group
OFFICE BUILDING
Year built
1965
Total area
1,007 SF
Lot
0.11 ac (4,792 SF)
Zoning code
T5
APN
0012-1050
UPID
US87-0622954
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
$125k
CAP Approach
CAP
by Request
Comparable Approach
Comparable
by Request
Blend (final)
Blend
$100k
Owner & transaction history
Riverside Properties And Real Estat · 2 yrs held
Riverside Properties And Real Estat
since 2023
Last sale
$132,000
2 recorded transactions
Zoning & alternative use
T5 · Portsmouth, VA
Permitted uses
Permitted uses
Allowed · conditional · prohibited
Zoning description
The T5 sub-district contains a higher density mix of uses with primarily retail space permitted on the ground floor.
Zone name
Urban Center
General category
COMMERCIAL
Zone area
45.97 ac
Source
Realmo
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 Portsmouth submarket · NOI estimate · Typical band, median & reading
Implied cap rate, NOI & submarket benchmark
Cap vs Portsmouth 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
$100,000
ML approach
$125,000
CAP Approach
CAP Return
Estimation
6%
by Request
6.5%
by Request
7%
by Request
Blend value · Realmo final
$100k
Range $90k – $110k · ±10% · vs last sale $132k (Oct 27 2023)
Last sale anchor
$132k
Oct 27 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
$99 / 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
Tax billed
$2,152
Tax year 2023
Assessed value
$158,470
Assessed 2023
Previous assessed
$158,470
+0.0% YoY
Effective rate
1.36%
On assessed value
Assessed land
$80,950
Assessed improvement
$77,520
Land market value
$80,950
Improvement market value
$77,520
Total market value
$158,470
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
1965
Heating
CENTRAL
Cooling
YES
Stories
1
Bathrooms
2
Total area
1,007 SF
Lot
0.11 ac (4,792 SF)
Zoning code
T5
APN
0012-1050
UPID
US87-0622954
Jurisdiction
PORTSMOUTH CITY
Zoning & alternative use
T5 · Portsmouth, VAZoning T5 · permitted uses
T5 · Portsmouth, VA
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Permitted & conditional uses
Allowed · special-permit conditions · prohibited
Zoning description
The T5 sub-district contains a higher density mix of uses with primarily retail space permitted on the ground floor.
Zone name
Urban Center
General category
COMMERCIAL
Zone area
45.97 ac
Source
Realmo
Building & site characteristics
From public records
Year built
1965
Heating
CENTRAL
Cooling
Yes
Stories
1
Bathrooms
2
Lot
0.11 ac
Current owner
From public records · entity-resolved
Riverside Properties And Real Estat
Entity
Free & Clear · 2 yrs held
Mailing address
5110 MARINERS CV, SUFFOLK, VA 23435-3511
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
2 recorded events · public records
Date
Price
Buyer
Seller
Deed Type
Mortgage
Jun 26, 2025
—
Riverside Properties And Real Estat
—
Deed
related
$2,266,000 · Atlantic Union Bank
Oct 27, 2023
$132,000
Riverside Properties And Real Estat
Newport News Shipbuilding Employees
Special Warranty 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.
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