6-Unit Apartment Building with
343 Main Street, Sandown, NH 03873
For Sale
$995,000
Multi-Family, Sandown, NH
Property Size5,968 SF
Lot Size1.00 Acre
Price / SF$166.72
Days on Market191
Property Features for 343 Main Street
General Information
Property type
Property subtype
Zoning
Bedrooms
Bathrooms
Full bathrooms
Rooms
Lot features
Elementary school
Middle school
High school
Standard status
Size
Lot size
Taxes and HOA fees
Tax Year
Tax Annual Amount
Utilities
Heating system
Cooling system
Water source
Building Details
Year built
Floors in Building
Number of units
Building materials
Roof type
Architectural style
Listing Agency:
Keller Williams Realty Metro-Londonderry
Listed By:
Doug Martin · License NH #065638
(603) 232-8282
Added: May 8
Changed: Nov 5
Last Checked: Nov 14 at 3:06AM
MLS# 5087806
Copyright © 2026 PrimeMLS. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.
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Investment Insights
Based on property information with market context.
This 6-unit apartment property contains 5,968 square feet on 1 acre, with a mix of one studio, three one-bedroom or two-bedroom configurations, and two-bedroom units with 1.5 baths. The building was constructed in 1986 with wood-frame construction, shingle roofing, oil hot-water heat, central air, and private water. A two-car garage, unfinished basement, and on-site parking add functional space for residents or storage. The property is zoned B1.
Architectural plans include demolition and construction schedules, and town approvals have been secured for the proposed work. The asset is positioned for renovation, with a local builder’s estimate and readiness to begin. Its Sandown setting places it within walking distance of Triple Elm Coffee, Bruchetti’s Pizza, A and M Sandown Market, Rockingham Rail Trail, the post office, library, Town Beach, the historic Sandown Train Depot, and the Sandown Meeting House.
Architectural plans include demolition and construction schedules, and town approvals have been secured for the proposed work. The asset is positioned for renovation, with a local builder’s estimate and readiness to begin. Its Sandown setting places it within walking distance of Triple Elm Coffee, Bruchetti’s Pizza, A and M Sandown Market, Rockingham Rail Trail, the post office, library, Town Beach, the historic Sandown Train Depot, and the Sandown Meeting House.
Key Highlights
- 6‑unit apartment building with 5,968 square feet on 1 acre
- Unit mix includes one studio, two 1‑bedroom/1‑bath units, two 2‑bedroom/1‑bath units, and one 2‑bedroom/1.5‑bath unit
- Town approvals secured with architectural plans and demolition and construction schedules
Financial Insights
Estimated NOI and Cap Rate
NOI / Yr
$90,563
Cap Rate
9.10%
Suggested Prices Based on Cap Rates
Cap Rate 5%
$1,811,260
$1.8M
Cap Rate 7%
$1,293,757
$1.3M
Cap Rate 9%
$1,006,256
$1.0M
Market Conditions
NOI Build-Up for 5,968 SF
Gross rent
$171.9K $28.80/SF
− Vacancy
−$7.2K −$1.21/SF
EGI
$164.7K $27.59/SF
− OpEx
−$74.1K −$12.42/SF
NOI
$90.6K $15.17/SF
Area
Rockingham County, NH
Vacancy
4.20%
Lease Rate
$28.80 /SF/Yr
Expense Ratio
45.00%
Simulate Cap Rate and NOI
Suggested Prices Based on Cap Rates
Cap Rate 5%
$1,811,260
Cap Rate 7%
$1,293,757
Cap Rate 9%
$1,006,256
Alternative Uses
Best Use
Apartment 5plus
$1.29M
$1.13M – $1.51M
NOI $90,563 @ 7.0% cap · market cap 9.10%
Second Best
—
—
no second resolved use
Theoretical Best
Office A
$1.99M
$1.74M – $2.32M
NOI $139,084 @ 7.0% cap · market cap 13.98%
Zoning and permitted uses should be independently verified with authorities.
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Lease Details
6
Residential units
Location Intelligence
Trade Area within ½ mile
65
Businesses Nearby
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Business Placement
Demographics for 03873, NH
6,557
Population
2,293
Households
2.9
Avg Household Size
41
Median Age
28%
College-Educated
95%
High-School Grad
13.9 sq mi
ZIP Area
472
Density / Sq Mi
$137,813
Median Household Income
$53,636
Median Earnings
$1,856
Median Rent
$402,400
Median Home Value
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Market
Vacancy Rate% for Multifamily in Northeast region
Frequently Asked Questions
What type of property is this?
Apartment building - Residential income property with approved plans, substantial basement storage, and on-site parking in a village setting.
Where is this apartment building located?
The property is located at 343 Main Street Sandown, NH.
What is the asking price?
The asking price for this property is $995,000.
What are key features of this property?
This property features: 6‑unit apartment building with 5,968 square feet on 1 acre; Unit mix includes one studio, two 1‑bedroom/1‑bath units, two 2‑bedroom/1‑bath units, and one 2‑bedroom/1.5‑bath unit; Town approvals secured with architectural plans and demolition and construction schedules
