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Property profile & analytics
OFF-MARKET
Estimated value
$275,000
Specialty properties
Mechanic St Portsmouth, NH 03801
Individually Owned
Free & Clear
Property ID
US58-0622671
Property profile
Verified
Property type
Specialty properties
Use group
CHARITABLE ORGANIZATION
Lot
0.08 ac (3,485 SF)
Zoning code
WB
APN
PRSM M:0103 B:0032 L:
UPID
US58-0622671
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
$275k
CAP Approach
CAP
by Request
Comparable Approach
Comparable
by Request
Blend (final)
Blend
$275k
Owner & transaction history
GARDNER TOBIAS WENTWORTH
GARDNER TOBIAS WENTWORTH
Zoning & alternative use
WB · Portsmouth, NH
Permitted uses
Permitted uses
Allowed · conditional · prohibited
Zoning description
s Amended Through April 6, 2026 4-7 Section 10.440 Table of Uses - Residential, Mixed Residential, Business and Industrial Districts Use R SRA SRB GRA GRB GRC (A) GA/ MH MRO CD4- L1 CD4- L2 MRB CD5 CD4 GB G1 G2 B CD4- W WB OR I WI Supplemental Regulations 1. Residential Uses 1.10 Single family dwelling P P P P N P P P N N P P N N N N N 1.20 Accessory dwellin…
Zone name
Waterfront Business
General category
COMMERCIAL
Zone area
24.75 ac
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
by Request
ML approach
$275,000
CAP Approach
CAP Return
Estimation
6%
by Request
6.5%
by Request
7%
by Request
Blend value · Realmo final
$275k
Range $248k – $303k · ±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
—
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
Assessed value
$436,900
Assessed 2023
Previous assessed
$436,900
+0.0% YoY
Assessed land
$412,200
Assessed improvement
$24,700
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
Specialty properties
Use group
CHARITABLE ORGANIZATION
Status
Off-Market
Heating
NONE
Buildings
1
Lot
0.08 ac (3,485 SF)
Zoning code
WB
APN
PRSM M:0103 B:0032 L:
UPID
US58-0622671
Jurisdiction
PORTSMOUTH CITY
Metro division
ROCKINGHAM COUNTY-STRAFFORD COUNTY, NH METROPOLITAN DIVISION
Zoning & alternative use
WB · Portsmouth, NHZoning WB · permitted uses
WB · Portsmouth, NH
Permitted & conditional uses
Allowed uses · Special-permit conditions · Prohibited uses
Permitted & conditional uses
Allowed · special-permit conditions · prohibited
Zoning description
s Amended Through April 6, 2026 4-7 Section 10.440 Table of Uses - Residential, Mixed Residential, Business and Industrial Districts Use R SRA SRB GRA GRB GRC (A) GA/ MH MRO CD4- L1 CD4- L2 MRB CD5 CD4 GB G1 G2 B CD4- W WB OR I WI Supplemental Regulations 1. Residential Uses 1.10 Single family dwelling P P P P N P P P N N P P N N N N N 1.20 Accessory dwelling unit (Attached or Detached) up to 750 sq. ft. GLA P P P P N P P P N N P P N N N
Zone name
Waterfront Business
General category
COMMERCIAL
Zone area
24.75 ac
Building & site characteristics
From public records
Heating
NONE
Buildings
1
Lot
0.08 ac
Current owner
From public records · entity-resolved
GARDNER TOBIAS WENTWORTH
Individual
Free & Clear · 0 yrs held
Mailing address
PO BOX 563, PORTSMOUTH, NH 03802-0563
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.
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