Arnold contains many scenic riversides with cliffs and beaches, providing plenty of places for leisure and sightseeing. There are 12 marinas in Arnold. The Baltimore-Annapolis Bike Trail links Arnold to Annapolis and Severna Park with jogging and biking recreation. Arnold Park hosts a playground and provides open ball fields for sporting. Twin Oaks Park provides play equipment and a walking trail. Broadneck Park is also located on the peninsula; this park has two enclosed areas for dogs (small and large). Bay Hills Golf Club was designed in 1969 by renowned golf course architect Ed Ault. The scenic 18 hole golf course finds its beauty in its wooded rolling terrain.
Arnold is located 5 miles (8.0 km) from historic downtown Annapolis. Sandy Point State Park is approximately two or three miles (5 km) east of Arnold proper and includes a beach on the Chesapeake Bay in proximity to the Chesapeake Bay Bridge and the Sandy Point Lighthouse. Marshes and creeks in the park are home to wildlife found throughout the Chesapeake Bay, including blue crabs, herons, terrapins, rockfish, and eagles.
Anne Arundel Community College is located in Arnold along College Parkway, and is annually rated one of the top community colleges in the nation. Historic synagogue Temple Beth Shalom also calls Arnold its home.