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    South Berwick, ME
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    South Berwick, ME Multifamily Properties for Sale

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    Somersworth, NH Berwick, ME Rollinsford, NH Dover, NH York, ME North Berwick, ME Eliot, ME Rochester, NH
    Duplex With In-Law Apartment
    Updated: Jan 27
    Duplex With In-Law Apartment

    47 Union Street, South Berwick, ME 03908

    $789,900
    3,187 sqft
    3,187 SF duplex built in 1991
    Accessory in‑law apartment with one bedroom, full bathroom, kitchen, and washer/dryer
    Renovated bathrooms and a kitchen with quartz island, butcher block counters, and farmhouse sink
    Flexible layout with mudroom, sunroom, workshop, home gym area, and dedicated office
    Walkable to downtown South Berwick from 47 Union Street
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    This listing looks promising.

    Here's a quick look at some key insights for

    47 Union Street, South Berwick, ME 03908

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    • Est. Cap Rate

      6.8%
      Above avg (5.9%)

    • Est. NOI

      $54K
      Annual

    • Price @ 7% Cap

      $771K
      Suggested

    • Property Type

      Single Family Residence
      Built 1991
    View Property Analytics
    Mixed-Use Brick Duplex
    Updated: Oct 10, 2025
    Mixed-Use Brick Duplex

    275 Main Street, South Berwick, ME 03908

    $439,900
    1,380 sqft
    1,380‑square‑foot mixed‑use brick duplex
    Lower commercial area configured for catering use
    Two‑bedroom residential unit with high ceilings and brick walls
    B1 zoning allows multiple purposes, including retail and office use
    Dry basement provides additional storage space
    View details
    Based on your search, we've compiled 6 Potential Opportunities for your consideration. Besides 2 Active listings in South Berwick, ME, we suggest exploring several alternatives: 4 properties in Nearby Cities

    Opportunities in Nearby Cities

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

    Side-by-Side Duplex Investment
    Side-by-Side Duplex Investment

    7 Patricia ST, Somersworth, NH 03878

    $500,000
    1,728 sqft

    Meticulously maintained side-by-side duplex with two occupied units, each offering three bedrooms and private basements.

    View details
    Berwick Multi-Family Investment Opportunity
    Berwick Multi-Family Investment Opportunity

    8 Allen St, Berwick, ME 03901

    $464,900

    Well-maintained two-unit property in Berwick, Maine with expansion potential.

    View details
    Six-Unit Apartment Building
    Six-Unit Apartment Building

    289 Main St, Somersworth, NH 03878

    Contact for pricing

    Well-maintained apartment property with onsite parking near downtown Somersworth and convenient access to Dover.

    View details
    22-Unit Apartment Building
    22-Unit Apartment Building

    8 George St, Berwick, ME 03901

    Contact for pricing

    Older multifamily property in clean condition, positioned to serve local workforce housing needs.

    View details

    South Berwick, ME Multifamily Properties Market Trends and Statistics

    Explore 2 multifamily properties for sale in South Berwick, ME on our real estate platform. These investment opportunities span a total of 4,567 square feet of properties for sale, with an estimated market value of $1,229,800.

    Sale prices for multifamily properties in South Berwick, ME start at $439,900, averaging $614,900, and reaching up to $789,900 — 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

    Duplexes 2

    Demographics Overview

    Population 7,384
    Population Growth (5Y) -0.5%
    Median Household Income $97,927
    College Educated 53.6%

    Taxes & Financing

    Tax Rate (average for all types) 1.39%
    Property Tax per SF $30.64 per SF
    Tax Rate vs County Average 0.20 pp above county avg
    Average Loan-to-Value 65.0%

    Listings Trend

    New vs delisted commercial listings in York County

    New Delisted

    Total CRE Inventory on Market (SF)

    Average Property Price per SF

    For-sale pricing trends across core commercial property types in York County

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