Biking
With its flat terrain and shady streets, Rehoboth is ideal for bicycling. Bikes are allowed on the boardwalk between 5 and 10am from May 15 to September 15, and anytime off season. Bob's Bicycle Rentals, 30 Maryland Ave., at First Street (tel. 302/227-7966), has one-speed touring bikes, mountain bikes, tandems, and surreys, complete with the fringe on top. Open Memorial Day through Labor Day, daily from 6:30am to 5pm or later; hours vary the rest of the year. Wheels Bicycle Shop, 4100 Hwy. 1 (tel. 302/227-6807), rents a variety of cruising bikes. Generally, rentals at all shops range from $5 to $7 per hour and $10 to $30 per day, depending on the type of bike. Surreys are $15 to $35 for an 11-seater.
Golf
The 9-hole course at Heritage Inn & Golf Club, on Route 1 in Rehoboth (tel. 800/669-9399 or 302/644-0600; www.heritageinnandgolf.com), is open to the public.
Tennis
There are public courts at Rehoboth City Courts, on Surf Avenue between Rehoboth Beach and North Shores; at Rehoboth Junior High School, on State Street; and in Dewey Beach on the bay at McKinley Street.
Watersports
Bay Sports, 111 Dickinson St., Dewey Beach (tel. 302/227-7590), rents kayaks, pedal boats, sailboats, Hobie catamarans, and jet skis by the half-hour, hour, or day. A kayak or pedal boat goes for $15 to $25 an hour. Hobie cats are $50 to $65, depending on size.