Archaic term for a place where one lives. Cross-referenced with 住処 (すみか), which is the modern equivalent. Not used in contemporary Japanese; found in classical literature or historical contexts.
See also: 住処 (すみか)
In old documents, the word 住み所 is used to mean 'address'.
Compound of 住み (sumi, continuative form of 住む 'to live') + 所 (tokoro/dokoro, 'place'). The exact historical derivation is uncertain, but it follows a common pattern for location nouns.