Buying or selling a home is one of the largest transactions you will ever make, so it’s important to have the right realtor by your side.
Find Out What Your Home is Worth
JENNIFER DICOSTANZO
Warwick Is My Home. Real Estate Is My Passion.
Ranked among the top realtors in the Orange County, New York markets, Jennifer DiCostanzo ranked #4 Overall Among Real Estate Agents in Orange County, NY and the County’s Highest-Ranked Female Sales Leader 2025, and consistently places in the Top 10 Year After Year. Having sold many homes in the trendy Lower Hudson Valley specializing in Warwick, Greenwood Lake, Chester, Goshen, Monroe and Minisink areas – in all types of markets – Jennifer knows and understands what it takes to get a deal done and represents her clients with the highest level of experience. Her industry success is underscored by numerous recognized designations, awards, and client reviews.
A resident of Warwick for over years , Jennifer possesses an extensive understanding of the community’s local landscape, real estate market and activities, and has two children who attended and graduated from the Warwick Valley School District. Her expertise in everything Warwick (and its villages, hamlets and surrounding towns) makes her a valuable resource to her clients. Recognized as a top Warwick realtor, local media outlets frequently reach out to Jennifer for her thoughts on current real estate trends.
Jennifer uses her strong marketing, sales and negotiating skills to get results. To provide a further edge for her clients in today’s competitive market, she attained the benchmark of excellence designation of Accredited Buyer’s Representative, as well as Sales Representative Specialist and Seniors Real Estate Specialist designations. Whether working with first-time homebuyers, sellers or those seeking to downsize, Jennifer’s reputation for her experience precedes her with her strong work ethic with utmost integrity and dedication helping clients.
TESTIMONIALS
Jen is, hands down, the best of the best. I had the privilege of working with her to sell my home, and she was with me every single step of the way throughout an extremely challenging time. She quickly became a trusted advisor who brought forth a tremendous amount of emotional intelligence and the ability and desire to connect with me as her client to create a partnership that was like none other.
Ali
Jennifer is a fantastic agent, more knowledgeable about processes and the sometimes confusing journey of purchasing a home. She’s quick, efficient and not only is she always available to answer even the silliest questions, she does so with a great sense of professionalism and kindness. She gets straight to the point which I very much appreciate, and knows the local Orange County area like the back of her hand – a true pro.
Tom G.
Jen DiCostanzo is an EXCEPTIONAL realtor! Absolutely the best in her field! She is honest, professional, knowledgeable and a pleasure to work with. Jen handled every aspect of selling our home and buying a new one. Her knowledge of the market and all of the details of buying and selling is remarkable. All of her advice was spot on and any contacts she recommended were top notch, too.
Jennifer C.












