Same story for Seattle, Portland, and San Francisco. Even Vegas is rumored to have in the range of 6,000 living off the streets.
Speaking of Vegas, there are miles of underground infrastructure built to support and service all those strip hotels and for rain runoff to prevent flash floods - it’s become an underground camp for the homeless.
https://abcnews.go.com/Nightline/las-vegas-strip-home-homeless/story?id=8652139