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Financial
Distress signals
Property profile

145 Maplewood Ave 3RD Portsmouth, NH 03801

FOR LEASE
Office buildings
Property ID
US58-0427081
69,457 SF 0.98 ac lot Built 2020
Entity Owned Owner of record is a legal entity (LLC / corporation). Absentee Owner Owner mailing address differs from the property address. Free & Clear No active or open recorded mortgage detected.
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Market Trends Soon
145 Maplewood Ave,Unit 3RD, Portsmouth, NH 03801 For Lease 1 / 8
$37 SF/Yr 21,743 SF available
145 Maplewood Ave,Unit 3RD, Portsmouth, NH 03801
View Listing

Property summary

AI-generated overview

This exceptional Class A office building at 145 Maplewood Avenue in Portsmouth, New Hampshire, offers multiple executive office suites for lease. Located in the heart of Portsmouth's vibrant Central Business District (CBD), this four-story building boasts a total of 73,731 square feet. Flexible space options are available, ranging from a minimum of 2,786 square feet to a maximum contiguous space of 7,696 square feet, with 10,482 square feet currently vacant. The building sits on a 0.98-acre…

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?
$324k
Tax billed · 2023
Assessed value$20.08M
Assessed land$1.41M
Assessed improvement$18.67M
Effective rate1.61%

Value estimate

· Oct 2026
$18.78M
$16.90M – $20.66M
CAP approach$19.57M
Submarket $/SF estimate$19.38M
NOI build-up
Gross scheduled income$574k
Vacancy & credit loss−$76k
Operating expenses−$124k
NOI · 1,008,791.89% cap applied$373k

Realmo valuation models over county records.

Recently sold

What actually traded nearby?
$306/SF
ZIP average, outlier-cleaned · 63 recorded sales of this use type
Observed band · Q1–Q3$176 – $501

Cap rate analysis

How does the asset earn?
1,008,791.89%
$373k 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?
CD5
Character District 5 CD5 Business Districts General Business GB To provide for a wide range of retail and commercial uses in areas with e...
General categoryMIXED_USE
JurisdictionPORTSMOUTH CITY

Location intelligence

Which uses thrive at this corner?
Best fit: Building Supply
Demand heat for this use is drawn on the map · LocInt grid
Demand index
Building Supply18.3
Wholesale Shop17.0
Pharmacy15.9

Location

145 Maplewood Ave, Unit 3RD Portsmouth, NH 03801
County assessor Recorded deeds · not on file 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 · 16 properties nearby
Recent sales nearby
6 recorded sales in this ZIP, last 8 years
Address Sale price Sold Size
19 Nimble Hl, Newington, NH 03801-2727 $1,750,800 Mar 2025 14,730 SF
53 Grn, Portsmouth, NH 03801-3735 $715,300 Jan 2025 20,849 SF
23 Riv, Newington, NH 03801-2832 $740,000 May 2023 3,887 SF
118 Pleasant, Portsmouth, NH 03801-4507 $1,629,000 Aug 2021 3,186 SF
93 Pleasant, Portsmouth, NH 03801-4504 $2,000,000 Sep 2020 7,591 SF
111 Maplewood, Portsmouth, NH 03801-3749 $9,065,000 Aug 2019 20,307 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

Comparable nearby

  • Value Estimation
    $22,000,000
    81,652 SF
    3003 Lafayette Rd
    OFFICE BUILDING
    3003 Lafayette Rd, Portsmouth, NH 03801-5904
    View Details
  • Value Estimation
    $23,980,000
    89,082 SF
    2 International Dr
    OFFICE BUILDING
    2 International Dr, Portsmouth, NH 03801-6810
    View Details
  • Value Estimation
    $12,520,000
    49,480 SF
    210 Commerce Way
    OFFICE BUILDING
    210 Commerce Way, Portsmouth, NH 03801-8200
    View Details
  • Value Estimation
    $25,600,000
    99,104 SF
    325 Corporate Dr
    OFFICE BUILDING
    325 Corporate Dr, Portsmouth, NH 03801-6838
    View Details
  • Value Estimation
    $5,800,000
    20,849 SF
    53 Grn St
    OFFICE BUILDING
    53 Grn St, Portsmouth, NH 03801-3735
    View Details
  • Value Estimation
    $3,145,000
    12,963 SF
    126 Daniel St
    OFFICE BUILDING
    126 Daniel St, Portsmouth, NH 03801-3857
    View Details

Similar Nearby for Sale

  • New
    Contact for pricing
    8,202 SF
    Office Units with Flexible Layout
    Two-level office configuration with private rooms, collaborative areas, support spaces, and unfinished expansion capacity.
    500 Maplewood Ave # A, Portsmouth, NH 03801
    View Details
  • $3,440,000
    4,862 SF
    Recently Built Office Units
    Downtown commercial space includes on-site parking and access to nearby public parking options.
    1-54 Maplewood Ave, Portsmouth, NH 03801
    View Details
  • New
    $3,300,000
    3,034 SF
    Historic Portsmouth Office Building For Sale
    Landmark Federal-style building in Portsmouth's historic Puddle Dock area.
    144 Washington Street, Portsmouth, NH 03801
    View Details
  • New
    $1,195,000
    2,828 SF
    Ground-Floor Retail Condominium
    Cold, dark shell offers flexibility for a custom commercial build-out.
    53 Green St, Portsmouth, NH 03801
    View Details
  • New
    $1,300,000
    2,615 SF
    Two-Building Flex Industrial Site
    Two commercial buildings on 4.5 acres include offices and a rear workshop/warehouse with four drive-in doors.
    3601 Lafayette Road, Portsmouth, NH 03801
    View Details
  • New
    $750,000
    2,420 SF
    First-Floor Corner Office Suite
    Character-rich workspace with brick walls, metal beams, city views, and on-site parking.
    1 Cate St #1A, Portsmouth, NH 03801
    View Details

Similar Nearby for Lease

  • New
    $19.50 SF/Yr
    Office Space for Lease
    Office space is available for lease at 230 Commerce Way in Portsmouth, NH.
    230 Commerce Way, Portsmouth, NH 03801
    View Details
  • New
    Contact for pricing
    37,969 sqft
    Portsmouth Office Space Available
    Office space available for lease in Portsmouth, New Hampshire.
    325 Corporate Drive, Portsmouth, NH 03801
    View Details
  • New
    Contact for pricing
    12,431 sqft
    Two-Building Office Property
    Office property offered for rent, comprising Building I and Building II totaling approximately 12,431 square feet.
    100 Arboretum Drive - Bldg I&II, Portsmouth, NH 03801
    View Details
  • $30 SF/Yr
    4,928 sqft
    Remodeled Colonial Office Building
    Recently remodeled office building with potential for additional office space.
    110 Chapel Street, Portsmouth, NH 03801
    View Details
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