METRO AREA
Slidell Metro
Slidell-Mandeville-Covington, LA · 1 counties · 279,108 residents (2025 est.) · 845 sq mi
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The short version
With 272,421 people, Slidell is a metro area. Few US metro areas rank higher on income. Growth has run 42% since 2000, or 81,153 more people. Owners hold 79% of the housing stock. 4% of residents were born outside the United States. The typical home is worth $284,000, having more than doubled since 2000.
At a glance
Average income
near the US median
US median: $82,259
Mid-age
median age 40.5
US median: 38.9
Average education
38% hold a bachelor's degree
US average: 36%
Less affordable
home values up 34%, inflation adjusted
US median home: $376,019
Section 01
Population & growth
272,421
+42%since 2000
from 191,268 in 2000
279,108 in 2025 (Census Bureau estimate)
1990 – 2025
Land area
845 sq mi
Population, 1990 – 2024
2024272K
Age distribution, 2024
Under 55.7%(15,579)
5 to 97%(19,050)
10 to 146.4%(17,387)
15 to 196.7%(18,295)
20 to 245.4%(14,728)
25 to 3411.2%(30,474)
35 to 4413.3%(36,299)
45 to 5412.4%(33,816)
55 to 6413.4%(36,555)
65 to 7411.3%(30,693)
75 to 845.3%(14,372)
85 and over1.9%(5,173)
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02
Income & economy
$81,202
−7%inflation adjusted, since 2000
from $47,883 in 2000
US average: $82,259
1990 – 2024
Households earning $100K+
53.8%
+14.8 ptssince 2009
from 39.0% in 2009
US average: 53.3%
Workforce by industry, 2024
Information10.1%
Wholesale trade8.1%
Other services7.2%
Finance & insurance6.4%
Retail trade5.7%
Public administration5.6%
Professional, scientific, technical5.3%
Transportation & warehousing3.2%
Agriculture, forestry, fishing2.1%
Manufacturing1.7%
Arts, entertainment, food1.6%
Education & health services1.1%
Construction0.4%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 03
Housing
$284,000
+34%inflation adjusted, since 2000
from $116,000 in 2000
US average: $376,019
1990 – 2024
3.5
+11%since 2009
from 3.1 in 2009
2009 – 2024
Years of local income it takes to buy a local home, on a scale of about 0 to 15. Lower is more affordable.
30
Our index, 0 to 100. Higher means faster recent growth in incomes, home values, and college degrees.
Section 04
Race & ethnicity
2000
White, non-Hispanic85.3%(163,061)
Black9.8%(18,788)
Hispanic / Latino2.5%(4,737)
Asian0.7%(1,413)
Other0%
2024
White, non-Hispanic72.4%(197,214)
Black12%(32,750)
Hispanic / Latino8.2%(22,407)
Asian1.3%(3,643)
Other6%(16,407)
56
+43%since 2009
from 39 in 2009
2009 – 2024
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
31
−8%since 2020
from 34 in 2020
Our index, 0 to 100. Higher means White and non-White residents are more separated across neighborhoods.
Section 04 · Origins
Detailed origins & ancestry
Hispanic origin
Central American2.8%(7,748)
Mexican2%(5,537)
Honduran1.8%(4,921)
Spaniard0.8%(2,205)
Puerto Rican0.6%(1,605)
South American0.3%(937)
Guatemalan0.3%(931)
Cuban0.2%(673)
Salvadoran0.2%(662)
Nicaraguan0.2%(606)
Colombian0.2%(435)
Dominican0.1%(211)
+ 9 more hispanic origin groups with data
Panamanian0.1%(186)
Costa Rican0.1%(156)
Peruvian0.1%(151)
Venezuelan0%(119)
Ecuadorian0%(114)
Argentine0%(97)
Chilean0%(13)
Bolivian0%(5)
Paraguayan0%(3)
Asian origin
Vietnamese0.5%(1,411)
Asian Indian0.2%(638)
Chinese0.2%(507)
Filipino0.1%(261)
Burmese0%(128)
Japanese0%(114)
Pakistani0%(103)
Nepalese0%(92)
Thai0%(78)
Korean0%(67)
Taiwanese0%(54)
Laotian0%(44)
+ 3 more asian origin groups with data
Ancestry
German14.9%(40,668)
French14.1%(38,458)
Irish13.1%(35,773)
English10.8%(29,399)
Italian10.3%(28,133)
American9.6%(26,266)
Scottish1.6%(4,223)
French Canadian1.5%(3,983)
Polish0.9%(2,374)
Scotch-Irish0.8%(2,265)
West Indian0.6%(1,551)
Arab0.5%(1,408)
+ 44 more ancestry groups with data
Norwegian0.5%(1,377)
Welsh0.5%(1,254)
British0.4%(1,179)
Dutch0.4%(1,156)
Swedish0.4%(1,045)
Subsaharan African0.3%(777)
Hungarian0.2%(633)
Trinidadian & Tobagonian0.2%(551)
Russian0.2%(529)
Lebanese0.2%(511)
Danish0.2%(511)
Austrian0.2%(505)
Haitian0.2%(457)
Greek0.2%(441)
Croatian0.2%(413)
Canadian0.1%(397)
Lithuanian0.1%(371)
Portuguese0.1%(348)
Syrian0.1%(322)
Nigerian0.1%(312)
Swiss0.1%(255)
Turkish0.1%(252)
Czech0.1%(230)
Ukrainian0.1%(202)
Slovak0.1%(173)
Israeli0.1%(170)
Belgian0.1%(166)
Brazilian0.1%(159)
Australian0.1%(154)
Finnish0%(127)
Iranian0%(126)
Barbadian0%(96)
Romanian0%(76)
Palestinian0%(75)
Jordanian0%(73)
Bulgarian0%(60)
Slovene0%(58)
Moroccan0%(39)
Armenian0%(37)
Egyptian0%(36)
Serbian0%(34)
Latvian0%(28)
Kenyan0%(18)
Jamaican0%(3)
Section 05
Education
High school or higher
92.0%
+8.1 ptssince 2000
from 83.9% in 2000
US average: 89.6%
Section 06
Commute & transportation
Section 07
Work & employment
Women 20-64 in the labor force
73.9%
+3.7 ptssince 2020
from 70.2% in 2020
US average: 74.6%
Section 08
People & community
Computer in household
96.7%
+3.6 ptssince 2020
from 93.1% in 2020
US average: 95.5%
Marital status
Men 15+
Never married30.7%(32,802)
Married57.3%(61,189)
Widowed2.5%(2,640)
Divorced9.5%(10,190)
Women 15+
Never married26.4%(29,965)
Married51.5%(58,521)
Widowed8.6%(9,767)
Divorced13.5%(15,331)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Section 09
Health coverage
Direct-purchase
12.4%
−2.1 ptssince 2020
from 14.5% in 2020
US average: 13.8%
VA health care
2.3%
−0.2 ptssince 2020
from 2.5% in 2020
US average: 2.2%
Any private
66.2%
−2.3 ptssince 2020
from 68.5% in 2020
US average: 67.1%
Any public
38.8%
+2.2 ptssince 2020
from 36.6% in 2020
US average: 36.7%
Shares are "alone or in combination": a person with both Medicare and Medicaid counts in each, so categories overlap and do not sum to 100%.
Section 09 · Service history
Veterans
Veterans by period of service, 2024
Gulf War (2001 or later)28%(4,326)
Gulf War (1990s)31%(4,796)
Vietnam era33.8%(5,229)
Korean War3.9%(605)
World War II0.3%(43)
Share of the 15,461 veterans here. A veteran who served across eras counts in each, so shares can total more than 100%. Peacetime-only service is included in the total but not shown as an era.
BAR + DOT: THIS PLACE · TICK: US AVERAGE
In this metro
Largest cities
What's inside
1 component county
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Frequently asked
How many people live in Slidell-Mandeville-Covington, LA?
Slidell-Mandeville-Covington, LA has about 272,421 residents according to the 2024 American Community Survey.
What is the median household income in Slidell-Mandeville-Covington, LA?
The typical household in Slidell-Mandeville-Covington, LA earns about $81,202 a year. Half of households make more than that, and half make less.
Is Slidell-Mandeville-Covington, LA expensive?
In Slidell-Mandeville-Covington, LA, the median home is worth about $284,000, and the typical rent is about $1,332 a month.
How educated are people in Slidell-Mandeville-Covington, LA?
About 37.7% of adults age 25 and over in Slidell-Mandeville-Covington, LA hold a bachelor's degree or higher.
What is the poverty rate in Slidell-Mandeville-Covington, LA?
About 11.4% of people in Slidell-Mandeville-Covington, LA live below the federal poverty line.
Has Slidell-Mandeville-Covington, LA grown since 1990?
Yes, Slidell-Mandeville-Covington, LA has grown since 1990. The population has added about 127,913 residents, a change of about 89 percent over that period.
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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · METRO ROLLUP OF COMPONENT COUNTIES · UPDATED 2024