I'm not sure if he passed away there, but he did spend a number of his final years at the City of Ten Thousand Buddhas in Talmage, California, a small town outside of Ukiah.
I may be mistaken, but I believe when he lived in Sri Lanka he preferred to live in the homes of dayakas. The monasteries in Sri Lanka didn't appeal to him.
"...abstraction is illusory: abstraction is a discursive escape from the singularity of the real to the plurality of the imaginary—it is not an escape from the concrete." Ven. Ñanavira