Also See: Slidell, LA ZIP Codes & ZIP Code Maps
The City of Slidell had a population of 29,718 as of July 1, 2020. Slidell ranks in the upper quartile for Population Density when compared to the other cities, towns and Census Designated Places (CDPs) in Louisiana. See peer rankings below.
The primary coordinate point for Slidell is located at latitude 30.2752 and longitude -89.7812 in St. Tammany Parish. The formal boundaries for the City of Slidell encompass a land area of 14.84 sq. miles and a water area of 0.36 sq. miles. St. Tammany Parish is in the Central time zone (GMT -6). The elevation is 3 feet.
The City of Slidell (GNIS ID: 2405470) has a C1 Census Class Code which indicates an active incorporated place that does not serve as a county subdivision equivalent. It also has a Functional Status Code of "A" which identifies an active government providing primary general-purpose functions.
|Total Population||29,718 (100%)|
|Population in Households||29,445 (99.1%)|
|Population in Families||24,245 (81.6%)|
|Population in Group Quarters1||273 ( 0.9%)|
|Median Household Income||$52,280|
|Average Household Income||$70,670|
|% of Income for Mortgage4||13%|
|Per Capita Income||$26,426|
|Total HU (Housing Units)||12,217 (100%)|
|Owner Occupied HU||8,193 (67.1%)|
|Renter Occupied HU||2,904 (23.8%)|
|Vacant Housing Units||1,120 ( 9.2%)|
|Median Home Value||$162,686|
|Average Home Value||$177,759|
|Housing Affordability Index3||197|
|Average Household Size||2.65|
|Average Family Size||3|
GROWTH RATE / YEAR
|Median Household Income||0.81%|
|Per Capita Income||1.26%|
|Owner Occupied HU||0.8%|
The table below compares Slidell to the other 474 incorporated cities, towns and CDPs in Louisiana by rank and percentile using July 1, 2020 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.
|Total Population||# 14||97th|
|Population Density||# 56||88th|
|Median Household Income||# 119||75th|
|Housing Affordability Index||# 198||42nd|
|Per Capita Income||# 135||72nd|
|Diversity Index||# 176||63rd|
Additional comparisons and rankings can be made with a VERY EASY TO USE Louisiana Census Data Comparison Tool.