Intercostal Marine of Maryland is proud to be your one stop shop for boat sales, service, preventive maintenance, parts, and supplies delivered by our knowledgeable & friendly team! Founded by Terry Martin in 2000, we have just moved into our new and expanded home on 2925 Eastern Boulevard in Middle River, MD. At Intercoastal Marine, we are a factory authorized dealer and carry more brands than most other dealers. We offer you the best selection and give you an unbiased opinion of the best boat, motor, part, service or accessory for your individual needs. We work hard to keep you on the water!