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Property profile & analytics
OFF-MARKET
Office buildings
420 Ct St, Portsmouth, NH 03801-4603
Entity Owned
Free & Clear
Property ID
US58-0592968
Property profile
Verified
Property type
Office buildings
Use group
OFFICE BUILDING
Year built
1790
Construction
FRAME
Total area
1,684 SF
Lot
0.26 ac (11,326 SF)
Zoning code
MRO
APN
PRSM M:0104 B:0007 L:7
UPID
US58-0592968
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
-
AMC Law Group Law Firm
-
Blue Fog Communications Marketing & Advertising Advertising Agency
-
Star Island Builders Construction Company General Contractor
-
Sylvia F Brew Law Offices Law Firm
-
Law Offices of Robert B. Field, Jr., PLLC Law Firm
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
STRAWBERY BANKE INC
STRAWBERY BANKE INC
Zoning & alternative use
MRO · Portsmouth, NH
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 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
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 2023Property tax & assessments
Tax year 2023
Tax billed
$1,571
Tax year 2023
Assessed value
$97,400
Assessed 2023
Previous assessed
$97,400
+0.0% YoY
Effective rate
1.61%
On assessed value
Assessed improvement
$97,400
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
1790
Construction
FRAME
Heating
FORCED AIR
Buildings
1
Stories
2
Units
1
Total area
1,684 SF
Lot
0.26 ac (11,326 SF)
Zoning code
MRO
APN
PRSM M:0104 B:0007 L:7
UPID
US58-0592968
Jurisdiction
PORTSMOUTH CITY
Metro division
ROCKINGHAM COUNTY-STRAFFORD COUNTY, NH METROPOLITAN DIVISION
Zoning & alternative use
MRO · Portsmouth, NH
Zoning MRO · permitted uses
MRO · Portsmouth, NH
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Permitted & conditional uses
Allowed · special-permit conditions · prohibited
Portsmouth. Always verify with local authorities before improvements.
Building & site characteristics
From public records
Year built
1790
Construction
FRAME
Heating
FORCED AIR
Stories
2
Buildings
1
Units
1
Lot
0.26 ac
Current owner
From public records · entity-resolved
STRAWBERY BANKE INC
Entity
Free & Clear · 0 yrs held
Mailing address
PO BOX 300, PORTSMOUTH, NH 03802-0300
Ownership since
—
Owner contacts — direct phone, email, and related entities
Decision-maker phone · Verified email · Related entities & filings
Owner contacts
Email · phone · related entities
Sales History
No recorded transactions
No recorded transactions found for this property.
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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