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Bill Cullin has been a successful real estate professional since 2006, consistently ranking among the top Realtors in Delaware due to his award-winning, multimillion-dollar sales. He understands that buying or selling a home is a significant life decision and strives to make the process as smooth as possible for his clients. Bill is dedicated to selling homes quickly and at top dollar, or helping clients find the perfect property that meets their needs, budget, and expectations. His personal approach and focus on client satisfaction ensure a positive experience throughout the entire process.

Specializing in second homes, vacation properties, new construction, relocation, retirement, waterfront, and investment properties, Bill has built a reputation for excellence over the years. A significant portion of his business comes from repeat clients and referrals, reflecting the strong, long-lasting relationships he fosters. With 19 years of experience, Bill is known for his commitment to his clients’ goals and his ability to handle every detail, allowing them to focus on the bigger picture. For all real estate needs, Bill is a trusted advocate and expert.

Call Bill Cullin for all your real estate needs today!

ACCREDITATIONS & AWARDS:

2025-18th Consecutive Year: Top Producing Agent at Long & Foster’s Rehoboth Beach Office
2025-5th Consecutive Year: Overall Top Producing Individual Agent in Delaware at Long & Foster
2025-4th Consecutive Year: Member of the Long & Foster’s Gold Team Master Club Level, with sales volume $29 million
2023-National Assn. of Realtors Resort and Second Home Property Specialist Designation Earned
2025-12th Consecutive Year: Five Star Professional Award-Winning Sales Agent
2025- Named to the RealTrends Verified list of America’s Top Agents
2025-14th Consecutive Year: “Zillow.com 5 Star Professional”, with “Best of Zillow” designation awarded in 2024
Top Selling Realtor at The Henlopen Condominium, with 47 Transactions, Exceeding Sales of any other Agent or Team in the State of Delaware

Reviews on Zillow.com

Your referral is the best compliment I can earn!

I've been working with Bill while looking for a beach house. If the right opportunity comes along, I may purchase, but at this time, I'm still looking. Bill has been wonderful. Very helpful & extremely knowledgeable. ...Read More

My wife and I put our condo in Ocean City up for sale in 2007, and wanted to look for property in Delaware. We contacted Bill in the Fall of 2007. Bill could not have been more accomodating. He spent many hours with us in the process and with his patience and professionalism found us a place ...Read More

Mr. Cullin spent days with me and showed me 35 homes in a month. He was patient as I had change my requirements a few times and I went back to a few homes to get measurements and to look at the neighborhood. He was very good at eliminating homes that I wasn't interested in based on my previous ...Read More

Bill Cullin is without a doubt the best real estate agent that I have ever encountered. He worked tirelessly to sell our summer home. He is easy to work with and is very responsive to any question. He is an excellent communicator. I was most impressed with work in selling the appraiser on the ...Read More

Bill represented my company on several residential lot sales in the Georgetown, Delaware area. Very professional, responsive and negotiated very fair prices for us given, what was at the time, a very depressed market. Highly recommended! ...Read More

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bill cullin