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Broker / Owner

Christina Duncan

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A little bit about me...

A Rutgers University graduate and New Jersey native, Christina has been helping clients navigate real estate since 2000 and has held her Broker’s license since 2007. 

As Team Leader of the Diamond Key Team, she has helped sell more than 1,500 homes, including over $20 million in real estate in 2025 alone. Christina has earned the NJ REALTORS® Circle of Excellence every year since 2003, achieving Platinum status for the past four years, and is ranked among the top 1.5% of real estate professionals nationwide by Real Trends. 

From first-time buyers and new construction to downsizing, investments, leases, short sales and foreclosures, Christina brings experience, guidance and a personal approach to every transaction. With 65% of her business coming from past clients and referrals, her success is built on trust, relationships and results. 

When she’s not helping clients, Christina is actively involved in local youth programs and girls’ basketball in her Somerset County community.

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In the Words of my Clients

Success Stories

Happy young couple relocating in a new apartment. Young woman and man working and arranging the new property they just bought.
"Having Christina Duncan and her team as our real estate agents was truly one of the best decisions we made during our home-buying journey. From the very beginning, she took the time to get to know us, understand our family, and really listen to what …
"Christina is wonderful. She has a lot of experience, and she knows the area really well, which was extremely helpful. She always responded quickly, and she kept us informed of things we needed to know throughout the whole process of selling the house…
"When you choose Christina Duncan as your realtor, you will be amazed at what she can do! She hits the ground running in helping you find the perfect home! She is very kind, patient, answers all your questions, and knows her stuff! She takes the time …
"Christina was great to work with! This was our first time buying a home and she made the process so easy, she is very knowledgeable in the space. We reached out to her for the first time and by the next day she had multiple showings for us set up and…

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