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Renovated Brick Office Building

6 Windsor St Andover, MA 01810

6 Windsor St, Andover, MA, 01810
$1,100,000
For Sale
$1,100,000

Four-level, ADA-accessible office building with central HVAC, private offices, meeting rooms, kitchen, and on-site parking.

Property Size4,368 SF
Lot Size0.25 Acres
Price / SF$251.83
Days on Market16

Property Features for 6 Windsor St

General Information

Standard status
Active
Size
4,368 SF
Lot size
0.25 Acres
Property subtype
Commercial

Building Details

Year Built
1917
Listing agency KW Commercial Faulkner Commercial Group
Listed by Faulkner Commercial Group · License #9516868
Source Elliman
Added: Jul 6 Updated: Jul 10 at 4:03PM Checked: Jul 21 at 6:50AM

Displayed information is deemed reliable but is not guaranteed and should be independently verified. All listing content including descriptions, pricing, images are the copyrighted material of KW Commercial Faulkner Commercial Group


Investment Insights

Based on property information with market context.

Beautifully renovated 4,368 SF brick building built in 1917 on a 0.25-acre parcel. The property includes four levels of functional space with multiple private offices and meeting rooms, plus a restroom on each floor. A full kitchen supports everyday operations, while central HVAC helps maintain consistent comfort throughout. The building also features a three-car garage and on-site parking for staff and visitors. Recent capital improvements include new windows, upgraded electrical and plumbing systems, HVAC, a 2-inch water main, commercial fire suppression and sprinkler systems, and a backup generator. ADA accessibility is supported by an ADA access ramp and an ADA-compliant first-floor restroom.

The building is located in the Shawsheen Village District in Andover and is positioned to benefit from excellent visibility and convenient access to Routes 28, 93, and 495. Walkability is supported by a walk score of 85, with bikeability described as somewhat bikeable.

With a flexible layout and robust systems, the property can fit a range of professional and community-oriented uses, including professional office, medical, wellness, educational, and nonprofit operations. Depending on local approvals, it may also support potential multi- or single-family uses, offering an adaptable option for buyers evaluating owner-occupant or conversion strategies.

Key Highlights

  • Four‑level, 4,368 SF brick building built in 1917 on a 0.25‑acre parcel in the Shawsheen Village District
  • Renovated interior with central HVAC, full kitchen, and multiple private offices and meeting rooms
  • Restroom on each floor, including an ADA‑compliant first‑floor restroom and ADA access ramp

Local Financial Insights For Healthcare Medical

Simulate Cap Rate and NOI

NOI Build-Up
Vacancy
income lost from leasable area expected to sit empty during the year — subtracted from gross rent.
EGI (Effective Gross Income)
gross rent minus vacancy losses — the realistic income before paying operating costs.
OpEx (Operating Expenses)
recurring costs to operate the property (property tax, insurance, utilities, maintenance, management) — excludes financing and capital improvements.
NOI (Net Operating Income)
income a property generates after operating costs but before financing and taxes.

Component $ $/SF
Gross rent $146.8k $33.60
− Vacancy −$12.5k −$2.86
EGI $134.3k $30.74
− OpEx −$53.7k −$12.30
NOI $80.6k $18.45
4,368 SF · lease $33.60/SF/yr · vacancy 8.50% · expense 40.00%

Alternative Uses

Best Use
Office B
$1.74M
$1.52M – $2.03M (±1% cap)
NOI $121,749 @ 7.0% cap · market cap 11.07%
Second Best
Healthcare Medical
$1.15M
$1.01M – $1.34M (±1% cap)
NOI $80,574 @ 7.0% cap · market cap 7.32%
Theoretical Best
Office A
$2.59M
$2.26M – $3.02M (±1% cap)
NOI $181,009 @ 7.0% cap · market cap 16.46%
Zoning and permitted uses should be independently verified with local authorities.

Property Analytics

Property Profile Location Intelligence

Current Use by Public Records

Office buildings

Suggested Use

HVAC Service Barber Shop Grocery & Convenience Store Electrical Service (Bike/Boat/Book/etc) Store Hair Salon Big Box & Wholesale Store Storage Facility Daycare Center Bakery

Zoning and permitted uses should be independently verified with local authorities.

FAQs

What type of property is this?
Office building - Four-level, ADA-accessible office building with central HVAC, private offices, meeting rooms, kitchen, and on-site parking.
Where is this office building located?
The property is located at 6 Windsor St Andover, MA.
What is the asking price?
The asking price for this property is $1,100,000.
What are key features of this property?
This property features: Four‑level, 4,368 SF brick building built in 1917 on a 0.25‑acre parcel in the Shawsheen Village District; Renovated interior with central HVAC, full kitchen, and multiple private offices and meeting rooms; Restroom on each floor, including an ADA‑compliant first‑floor restroom and ADA access ramp
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