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Property profile

300 Constitution Ave Portsmouth, NH 03801

FOR LEASE
Other industrial properties
Property ID
US58-0563536
62,322 SF 5.55 ac lot Built 2013
Last sale Jan 2017 · $1,000,000
Individually Owned Owner of record is an individual. ~ Est. High Equity Modeled equity is high. Estimate, not a fact.
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Property summary

AI-generated overview

A second-floor office configuration in a 2013 multi-tenant building at 300 Constitution Avenue, Portsmouth, with elevator service and interior features including high ceilings and substantial window lines. Suite 200 comprises approximately 10,275± SF and is arranged with three conference rooms, nine offices, a kitchen/break room, an IT room, and a large open cube area; the suite is designed to be divisible into Suite 200-A (approximately 5,165± SF) and Suite 200-C (approximately 5,110± SF).…

Ownership intelligence

Who controls the opportunity?

Owner of record from public deeds, plus portfolio, hold profile and investor signals where the data supports them. Included with a plan.

Owner contacts

Can we reach the decision maker?

Skip-traced phones and e-mails of the owner. Included with a plan.

Debts

What is owed, to whom, and when it comes due

Recorded lenders, amounts and estimated maturities of the owner's loan book — included with a plan.

Property tax · 2023

What does the county charge?
$128k
Tax billed · 2023
Assessed value$7.94M
Assessed land$1.48M
Assessed improvement$6.46M
Effective rate1.61%

Value estimate

· Oct 2026
$9.74M
$8.76M – $10.71M
CAP approach$5.93M
Submarket $/SF estimate$10.63M
NOI build-up
Gross scheduled income$271k
Vacancy & credit loss−$36k
Operating expenses−$59k
NOI · 1,259,907.14% cap applied$176k

Realmo valuation models over county records.

Recently sold

What actually traded nearby?
$127/SF
County average, outlier-cleaned · 84 recorded sales of this use type
Observed band · Q1–Q3$95 – $171

Cap rate analysis

How does the asset earn?
1,259,907.14%
$176k estimated NOI · market benchmarks for this use type

Price anchors at 6 / 6.5 / 7% — in the full report.

Zoning insight

What can be built here?
I
To accommodate industrial, wholesale and storage uses whose operational and physical characteristics do not have detrimental impacts on s...
General categoryINDUSTRIAL
JurisdictionPORTSMOUTH CITY

Location intelligence

Which uses thrive at this corner?
Best fit: Realty agency
Demand heat for this use is drawn on the map · LocInt grid
Demand index
Realty agency15.8
Law Firm11.9
Hair Salon10.9

Location

300 Constitution Ave Portsmouth, NH 03801
County assessor Recorded deeds · 1 transfer Qualifying comp sales · not on file Zoning catalog

Every figure names its source: public record, benchmark, or modeled. Coverage varies by property — thin data is stated as missing, never invented.

Comparables

6 recorded sales · 15 properties nearby
Recent sales nearby
6 recorded sales in this ZIP, last 8 years
Address Sale price Sold Size
430 Ww, Portsmouth, NH 03801-5672 $5,500,000 Jul 2024 38,391 SF
6 Post, Portsmouth, NH 03801-5622 $5,850,000 May 2024 42,800 SF
30 Nh, Portsmouth, NH 03801-2866 $875,000 Nov 2021 53,901 SF
200 Ww, Portsmouth, NH 03801-5637 $2,900,000 Jul 2020 31,108 SF
240 Ww, Portsmouth, NH 03801-5637 $3,000,000 Oct 2019 32,272 SF
225 Heritage, Portsmouth, NH 03801-5610 $2,200,000 Aug 2019 25,361 SF
Sale prices and dates as our records hold them, one row per building. A deed can cover more of a building than the size shown, so read the price against the size rather than dividing one by the other.
Comparable nearby
6 properties of the same type nearby
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“Is 15.6% cap rate sustainable?” · “Best tenant mix for BU1?” · “What’s the redev upside?”
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