Explore duplexes for sale on Cape Cod, ideal for multi-unit living, investment opportunities, or owner-occupied setups with rental income. These properties offer flexibility and are located throughout the Cape’s towns and villages. Listings are updated regularly to reflect current market availability.
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The data relating to real estate for sale on this site comes from the Broker Reciprocity (BR) of the Cape Cod & Islands Multiple Listing Service, Inc. Summary or thumbnail real estate listings held by brokerage firms other than SeasCape Realty, Inc. are marked with the BR Logo and detailed information about them includes the name of the listing broker. Neither the listing broker nor SeasCape Realty, Inc. shall be responsible for any typographical errors, misinformation, or misprints and shall be held totally harmless.
This site was last updated May 19, 2026 11:51 PM EDT. All properties are subject to prior sale, changes, or withdrawal.
SeasCape Realty, Inc. has chosen to display only certain towns and/or types or styles of properties. This site may not show all listings that are available through the Cape Cod & Islands Multiple Listing Service, Inc.