Old Tappan, NJ - homes for sale

The data relating to the real estate for sale on this web site comes in part from the Internet Data Exchange Program of the NJMLS. Real estate listings held by brokerage firms other than CENTURY 21 Concept 100 are marked with the Internet Data Exchange logo and information about them includes the name of the listing brokers. Some properties listed with the participating brokers do not appear on this website at the request of the seller. Listings of brokers that do not participate in Internet Data Exchange do not appear on this website. All information deemed reliable but not guaranteed. Last date updated: September 28, 2026. Source: New Jersey Multiple Listing Service, Inc. 2026 New Jersey Multiple Listing Service, Inc. All rights reserved. NJ_MLS Member Broker: Eileen O'Driscoll