DataLab, a program of the U.S. Department of the Treasury, has published a fascinating and comprehensive nationwide analysis of homelessness.
If you're curious about homelessness on either the national or local scale -- it has a lot of valuable information about Louisiana and the LA BOSCOC! -- you might consider spending some time reviewing DataLab's polished, easy-to-navigate data sets.
You can find the analysis here: https://datalab.usaspending.gov/homelessness-analysis.html