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Property profile & analytics
OFF-MARKET
Estimated value
$610,000
Office Spaces
1 Cate St 3A Portsmouth, NH 03801-7108
Entity Owned
23-yr Hold
Absentee Owner
Free & Clear
Property ID
US58-0597279
Property profile
Verified
Property type
Office Spaces
Use group
CONDOMINIUM OFFICES
Year built
1987
Construction
STEEL FRAME
Total area
2,560 SF
Zoning code
CD4-W
APN
PRSM M:0163 B:0035 L:3A
UPID
US58-0597279
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
-
Michelle Smith Physician
-
FedEx Drop Box Postal Service Courier Service
-
Patricia Vorkink Physician Medical Clinic
-
Deidre Emerson Marriage Or Relationship Counselor Practitioner Service Location
Value estimations
Realmo proprietary · 4 methods
AI Approach
AI
$440k
CAP Approach
CAP
$720k
Comparable Approach
Comparable
$800k
Blend (final)
Blend
$610k
Owner & transaction history
MSF INC · 1 yrs held
MSF INC
since 2025
Last sale
$675,000
1 recorded transaction
Zoning & alternative use
CD4-W · 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
Method
Estimation
Statistic approach
$480,000
ML approach
$440,000
CAP Approach
CAP Return
Estimation
6%
$780,000
6.5%
$720,000
7%
$670,000
Alternative Use
Use
Estimation
OFFICE BUILDING
$785,000
Current use
AUTO REPAIR, GARAGE
$675,000
Change: -14% · Conversion: Difficult
Blend value · Realmo final
$610k
Range $549k – $671k · ±10% · vs last sale $675k (May 28 2025)
Last sale anchor
$675k
May 28 2025
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
$238 / 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
$6,878
Tax year 2023
Assessed value
$426,400
Assessed 2023
Previous assessed
$426,400
+0.0% YoY
Effective rate
1.61%
On assessed value
Assessed improvement
$426,400
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 Spaces
Use group
CONDOMINIUM OFFICES
Status
Off-Market
Year built
1987
Construction
STEEL FRAME
Heating
BASEBOARD
Cooling
YES
Buildings
1
Stories
1
Total area
2,560 SF
Zoning code
CD4-W
APN
PRSM M:0163 B:0035 L:3A
UPID
US58-0597279
Jurisdiction
PORTSMOUTH CITY
Metro division
ROCKINGHAM COUNTY-STRAFFORD COUNTY, NH METROPOLITAN DIVISION
Zoning & alternative use
CD4-W · Portsmouth, NH
Zoning CD4-W · permitted uses
CD4-W · 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.
Alternative use value scenarios
Repositioning upside vs current use
OFFICE BUILDING Current
Est. value
$785,000
AUTO REPAIR, GARAGE
Est. value
$675,000
OFFICE BUILDING Current
AUTO REPAIR, GARAGE
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
1987
Construction
STEEL FRAME
Heating
BASEBOARD
Cooling
Yes
Stories
1
Buildings
1
Current owner
From public records · entity-resolved
MSF INC
Entity
Free & Clear · 1 yrs held
Mailing address
79 PARK ST, EXETER, NH 03833-1548
Mailing matches property
Different — outreach signal
Owner-occupied
No
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
1 recorded event · public records
Date
Price
Buyer
Seller
Deed Type
Mortgage
May 28, 2025
$675,000
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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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