The Garden Door is located north of Sturgeon Bay, on the grounds of the Peninsular Agricultural Research Station.
The research station is on the east side of Hwy. 42, a half mile north of the Hwy. 42/57 intersection. The garden is east of the buildings, just north of a gravel parking lot.
The address is:
4312 Hwy 42
Sturgeon Bay, WI 54235
It is a few miles north of Sturgeon Bay on Hwy 42.