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    Alton, NH Office Spaces for Sale

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    Barnstead, NH New Durham, NH Gilmanton, NH Farmington, NH Middleton, NH Barrington, NH Milton, NH Pittsfield, NH
    Mixed-Use Property with Garage
    Updated: Jul 8
    Mixed-Use Property with Garage

    218 Main Street, Alton, NH 03809

    $549,000
    Recently updated 3‑bedroom, 2‑bath residence
    Two‑story outbuilding with a wide‑open garage on the first floor
    Upper level has an approved septic design for residential buildout
    Existing upstairs layout supports one larger apartment or two smaller units
    Each proposed upstairs unit has its own entry and plumbing
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    Village Mixed-Use Building
    Updated: Mar 14, 2025
    Village Mixed-Use Building

    141 Main Street, Alton, NH 03809

    $450,000
    0.10 AC lot
    1,700 sq. ft. one‑bedroom apartment with hardwood floors, barrel ceiling, 3/4 bathroom, and in‑unit laundry
    Approximately 1,700 sq. ft. of first‑floor commercial or residential space
    Lower level includes multiple offices, conference room, kitchenette, half bath, and street‑facing windows
    Updated septic system designed and approved for an additional one‑bedroom apartment
    0.1‑acre mixed‑use property at 141 Main Street, Alton, NH 03809
    View details
    Two-Story Mixed-Use Building
    Two-Story Mixed-Use Building

    141 Main Street, Alton, NH 03809

    $450,000
    3,408 sqft

    Downtown property combines professional office space with an existing residential unit and zoning supporting mixed commercial and residential use.

    View details
    Realmo Analytics Monitor Off-market properties and contact owners who are ready to sell. Many signals applied to make quality leads for you. Get Leads
    Based on your search, we've compiled 14 Potential Opportunities for your consideration. Besides 3 Active listings in Alton, NH, we suggest exploring several alternatives: 4 properties in Nearby Cities, and similar 5 Off-Market properties to explore as potential leads, plus 2 Land Listings that present a potential for development.

    Opportunities in Nearby Cities

    Here are 4 Similar properties we found in Nearby Locations for your consideration.

    Four-Office Condominium Suite
    Four-Office Condominium Suite

    25 Country Club Road, Gilford, NH 03249

    $164,900
    1,584 sqft

    The second-floor layout includes a private bathroom and updated lighting for daily business use.

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    Professional Office Suite in Gilford
    Professional Office Suite in Gilford

    25 Country Club Rd Unit 707, Gilford, NH 03249

    $165,000
    1,584 sqft

    Move-in ready office suite in a desirable Lakes Region location.

    View details
    Ground-Level Medical Office Space
    Ground-Level Medical Office Space

    29 Mill Street D5, Wolfeboro, NH 03894

    $315,000
    1,225 sqft

    Barrier-free access, assigned parking, and a flexible layout support professional office or medical operations.

    View details
    Ground-Floor Office Units
    Ground-Floor Office Units

    29 Mill Street, Wolfeboro, NH 03894

    $399,000

    Two accessible office units with private offices, meeting areas, kitchen, and dedicated parking.

    View details

    Potential Development Sites for Consideration

    Can't find the perfect fit? These Land listings present an alternative path: the potential to develop a property for your specific goals.

    Important: These AI-suggestions are a starting point, not a guarantee of permitted use. All zoning, permitting, and land use information must be independently verified by you with the appropriate local authorities before making any commitments.

    Commercial Land with Road Frontage
    Commercial Land with Road Frontage

    829 Route 16, Ossipee, NH 03896

    $299,900
    4.00 AC lot

    Commercially zoned land along Route 16 with private well and septic systems needed.

    View details
    Waterfront Land with Deepwater Access
    Waterfront Land with Deepwater Access

    Cocheco Street, Dover, NH 03820

    $3,750,000
    1.30 AC lot

    Three-parcel waterfront assembly with riparian rights, public utilities, and CBD zoning.

    View details

    Off-Market Properties in Alton, NH

    Consider similar Off-Market properties in Alton, NH. You may contact the owners directly to inquire about their potential intentions to sell. To help you make a strong first impression, we can assist by reaching out to these owners with compelling proposals created using our AI tool.

    14 Mt Major Hwy
    CONDOMINIUM OFFICES

    14 Mt Major Hwy, Alton Bay, NH 03810-4409

    Estimated value:
    $300,000
    2,262 sqft
    View details
    24 Mt Major Hwy
    CONDOMINIUM OFFICES

    24 Mt Major Hwy, Alton Bay, NH 03810-4409

    Estimated value:
    $290,000
    3,766 sqft
    View details
    291 Main St, Unit 1
    CONDOMINIUM OFFICES

    291 Main St, Alton, NH 03809

    Unit 1
    Estimated value:
    $300,000
    2,394 sqft
    View details
    291 Main St, Unit 2
    CONDOMINIUM OFFICES

    291 Main St, Alton, NH 03809

    Unit 2
    Estimated value:
    $300,000
    2,362 sqft
    View details
    20 Homestead Pl
    Medical Office Space

    20 Homestead Pl, Alton, NH 03809

    Estimated value: by Request
    1,600 sqft 2.70 AC lot
    View details

    Alton, NH Office Spaces Market Trends and Statistics

    Explore 8 office spaces for sale in Alton, NH, showcased through 3 active listings on our real estate platform. These investment opportunities span a total of 3,408 square feet of properties for sale, with an estimated market value of $1,449,000.

    Sale prices for office properties in Alton, NH start at $450,000, averaging $483,000, and reaching up to $549,000 — offering options for a variety of budgets and business needs. Daily updated analytics ensure you stay ahead with the latest data and market trends.

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    Top Commercial Asset Segments

    Commercial property segments ranked by active listings on the market

    Office Units 3
    Coworking space 1

    Demographics Overview

    Population 3,684
    Population Growth (5Y) +0.7%
    Median Household Income $92,278
    College Educated 47.8%

    High-Yield Neighborhoods for Investment

    Identify Alton submarkets with the highest inventory density on the market and evaluate the average listing prices of real estate assets

    Neighborhood Average Price
    03809 $483K

    Taxes & Financing

    Tax Rate (average for all types) 1.14%
    Property Tax per SF $32.18 per SF
    Tax Rate vs County Average 0.12 pp below county avg
    Average Loan-to-Value 65.0%

    Listings Trend

    New vs delisted commercial listings in Belknap County

    New Delisted

    Total CRE Inventory on Market (SF)

    How Realmo verifies these figures

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