About Mark Walker
I’m Mark Walker, a real estate agent with eXp Realty serving Delaware along with Greater Philadelphia and the surrounding areas.
I take a relationship-first approach - helping my clients navigate buying, selling, and investing with clarity, confidence, and the right strategy for their goals.
Whether you’re searching for your first home, making a move, or exploring investment opportunities, I provide local insight, strong negotiation, and a network you can rely on.
MLS® Disclaimer
Black Hills Association of REALTORS® All information deemed reliable but not guaranteed. All properties are subject to prior sale, change or withdrawal. Neither listing broker(s) or information provider(s) shall be responsible for any typographical errors, misinformation, misprints and shall be held totally harmless. Listing(s) information is provided for consumer's personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be
interested in purchasing. The data relating to real estate for sale on this website comes in part from the Internet Data Exchange program of the Multiple Listing Service. Real estate listings held by brokerage firms other than eXp Realty in Delaware may be marked with the Internet Data Exchange logo and detailed information about those properties will include the name of the listing broker(s) when required by the MLS. Copyright ©2026 All rights reserved.
Last Updated: September 28, 2026 6:44 AM UTC
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© BRIGHT, All Rights Reserved
Information Deemed Reliable But Not Guaranteed
The data relating to real estate for sale on this website appears in part through the BRIGHT Internet Data Exchange program, a voluntary cooperative exchange of
property listing data between licensed real estate brokerage firms in which
participates, and is provided by BRIGHT through a licensing agreement.
The information provided by this website is for the personal,
non-commercial use of consumers and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing.
Data last updated: September 28, 2026 4:54 AM UTC
Some properties which appear for sale on this website may no longer be available
because they are under contract, have Closed or are no longer being offered for sale.
Some real estate firms do not participate in IDX and their listings do not appear on this website. Some properties listed with participating firms do not appear on this website at the request of the seller.
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Disclaimer: By providing my phone number above and checking this box, I expressly consent to eXp Realty in Delaware, directly or by a third party vendor, InsideRE, LLC, acting on eXp Realty in Delaware's behalf, contacting me at this number by calling me or sending me text messages, including marketing and promotional messages, using an automatic telephone dialing system, related to our products and services for real estate transactions, even if my name appears on the "Do Not Call" list. Providing my consent is not required to obtain our products or services. Message and data rates may apply. Message frequency varies. Text HELP for help or STOP to opt out.