Usage patterns
隠れ家を見つけるto find a hideout/hideaway
I found a quiet hideaway in the mountains.
〈場所〉を隠れ家にするto make a place one's hideout/retreat
They had made that old warehouse their hideout.
隠れ家的な〈場所〉a hidden-gem-like, secluded spot (café, restaurant, etc.)
There's a hidden-gem café behind the station.