Overview
About Slidell
Slidell is home to roughly 28,664 residents. Slidell was founded in 1882 and sits in St. Tammany Parish. The median age is 38.6 and the median household income is $66,657. Homes carry a median value of $207,800, and about 70% of residents own where they live. White residents make up the largest share of the population (61.9%). Around 31% of adults hold a bachelor's degree or higher, and the typical commute runs about 29 minutes.
Source: U.S. Census Bureau, American Community Survey (5-year).
Who lives here
Demographics
Source: U.S. Census Bureau, American Community Survey (5-year).
Housing
Property report
Area-level figures. Source: U.S. Census Bureau, ACS (5-year). Parcel-level records coming next.
Education
Schools
Slidell has 20 public schools — 11 elementary, 6 middle, 3 high.
% of students at or above proficient on state assessments.
Public schools + grade-8 proficiency. Source: U.S. Dept. of Education (NCES directory + EDFacts assessments), via Urban Institute.
Safety
Crime
Rate per 100,000 residents/year, Slidell Police Department, 2023. Source: FBI UCR/NIBRS (Crime Data Explorer).
Environment
Environmental hazards
Toxic-release sites and regulated facilities in and around Slidell.
Data source being added: U.S. EPA — Toxics Release Inventory (public). We show real, sourced figures only — never estimates.
Risk
Natural disaster risk
County-level natural-hazard risk. Source: FEMA National Risk Index.
Context
Neighborhood info
Slidell is in St. Tammany County — see county-wide risk, demographics, and registry.
Slidell was founded in 1882 and sits in St. Tammany Parish. Elevation ~1 m.
7 on the National Register of Historic Places.
Registered sex offenders in Slidell, LA (9)
Public sex-offender registry records for Slidell, Louisiana.
Source: Dru Sjodin National Sex Offender Public Website (NSOPW) and state registries. Public record. This information is provided for public awareness. Using it to harass, threaten, or discriminate against any registrant, or for any purpose prohibited by law, is illegal. Verify against the official registry record before relying on it.
Common questions