Belle Isle: Detroit's 985-acre island park
Belle Isle is Detroit’s island park in the middle of the river, with the city skyline on one side and Windsor on the other. The Michigan DNR’s current park profile puts it at 985 acres. Inside that space are woods, canals, a swim beach, an aquarium, a conservatory, athletic areas, picnic grounds, and a loop used by walkers and cyclists.
Frederick Law Olmsted belongs in the story, but saying he designed Belle Isle gives him too much credit. Detroit bought the island for a public park in 1879 and asked Olmsted for a plan. He prepared preliminary designs built around preserving the island’s woodland. The DNR’s management plan says he resigned before his contract ended and only some of his elements were carried out; a different plan was later adopted. His ideas influenced Belle Isle, but the park visitors see today was shaped by many designers and decades of expansion.
Two of its best-known buildings opened on Aug. 18, 1904. Albert Kahn designed the aquarium and conservatory as neighboring attractions. The aquarium still occupies its original building, which the DNR describes as North America’s oldest aquarium. The conservatory’s glass dome shelters plants from several climate zones. Calling either place “continuously operating” is misleading, though: the aquarium was closed from 2005 to 2012, and the conservatory closed for a major renovation from 2022 to 2024.
Michigan began managing Belle Isle as a state park under a city-state lease in 2014. Restoration is still very much in progress. In 2026, the aquarium remains open during a $10 million renovation, while the Scott Fountain area is closed for work expected to finish in spring 2027. That is a good reason to check the live park page before you go.
You do not need a grand plan for a first visit. Pick one or two anchors — the aquarium and conservatory, the beach, or a walk with river views — and leave room to wander. Drivers need a Michigan Recreation Passport. People who walk, bike, or take the DDOT bus onto the island do not.
Where to see it
Reach Belle Isle from East Jefferson Avenue over the MacArthur Bridge. The DNR currently lists the aquarium Thursday-Sunday, 10 a.m.-4 p.m., and the conservatory Wednesday-Sunday, 10 a.m.-5 p.m. The aquarium remains open during its 2026 renovation, while the Scott Fountain plaza and Fountain Drive are closed through 2026. A Recreation Passport is required for vehicle entry; walking, biking, and DDOT bus riders do not need one. Check the DNR park page for same-day closures and current hours.
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Sources
Last reviewed against the listed sources: July 15, 2026.