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Mental Health & Addiction Treatment in Slidell, LA

6 treatment facilities in Slidell, St. Tammany Parish · Data as of 10/26/2026

Treatment facilities on this page

Treatment facilities in Slidell at a glance

  • With a population of 28,561, Slidell has 6 treatment facilities (2.1 per 10,000 people).
  • Per person, that is about 4.2 times the Louisiana average (0.51 per 10,000).
  • It ranks 8th among 66 Louisiana cities by number of treatment facilities.
  • The largest group is Mental Health Treatment Centers (50%), ahead of Mental Health and Addiction Centers and Addiction Treatment Centers.
  • Close by, Covington (2), Mandeville (2) and Abita Springs (1) have treatment facilities as well.

Treatment facilities in Slidell

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Frequently asked questions

How many treatment facilities are in Slidell, LA?
There are 6 treatment facilities in Slidell as of 10/26/2026, including 3 mental health treatment centers, 2 mental health and addiction centers, 1 addiction treatment center.