Most of the shops lining the highway in Coloma are not accessible. The tasting room, parking lot restrooms and picnic area are accessible. The museum is accessible if you enter through the exit. There is one step to the inside of the cabin. There are no bars in the restrooms but both rooms are on the ground level and can be easily rolled into.
Breakfast is served in the garden or dining room, both of which are accessible.
The restrooms are a bit of a squeeze for wheelers but can be managed. The restrooms are also accessible.