Summerland Key is only a half hour drive from both Marathon and Key West, making it ideal for residents commuting to either of those communities. Summerland Key is home to the Brinton Environmental Center of the Florida National High Adventure Sea Base. There is also a field station for Mote Marine Laboratory located here. Water-based activities such as kayaking, eco-tours, fishing, diving, and snorkeling are all popular activities. Waterfront and water access properties abound on Summerland Key.