Daylight through the yearLongest day (Jun 21): 14 h 4 min5:59 am – 8:04 pmShortest day (Dec 21): 10 h 13 min6:51 am – 5:05 pm
Sun todaySunrise –Sunset –
People40,348 residentsin the ZIP code areaMedian age 35.214,627 householdsMedian household income $59,027Median home value $230,500Median rent $1,219 a month57% of homes owner-occupiedMedian property tax $1,216 a yearSource: US Census Bureau, American Community Survey 2020-2024
Work and commuting8.7% unemployment rate67% of adults are in the labour force, 17,982 employedMain industries: education and health care 22%, hospitality, food and recreation 11%, construction 10%Average commute 26 minutes77% drive alone, 14% car-pool, 1% walk or cycle, 6% work from homeSource: US Census Bureau, American Community Survey 2020-2024, ZIP area
Education and languages25% of adults have a bachelor's degree or higher84% finished high school, 9% hold a graduate degreeLanguages at home: English only 63%, Spanish 24%, Arabic 5%, French or Haitian Creole 4%16% speak English less than very wellSource: US Census Bureau, American Community Survey 2020-2024, ZIP area
ClimateWarmest month July: highs 92°F, lows 76°FColdest month January: highs 63°F, lows 45°F66 in of rain a year, on about 78 dayswettest month JulySnow is rare90 days above 90°F, 7 nights below freezing in a typical yearSource: NOAA 1991-2020 Climate Normals, Terrytown 3s station, 2 mi away
Nearby landmarksHoly Cross Collegecollege · 2.5 miShingle Pointcape · 3.7 miChalmettevisitor center · 4.3 miLouisiana State University School of Medicinecollege · 5.8 miAlgiers Pointcape · 5.0 miFrench Quartervisitor center · 5.2 miSource: USGS Geographic Names Information System
Parks and public landsOakdale Playgroundpark · 1.0 miTerrytown Playgroundpark · 1.2 miChalmette Battlefieldstate historic site · 4.1 mi · 143 acresJean Lafitte National Historical Park and Preservehistoric site · 5.6 mi · 16,609 acresSaint Bernrd State Park District 1state park · 6.9 mi · 484 acresBayou Segnette State Parkstate park · 7.6 mi · 579 acresSource: USGS Protected Areas Database (PAD-US)
Earthquakes1 of magnitude 3 or more within 50 miles since 19700 of magnitude 4+, 0 of magnitude 5+Largest: magnitude 3.0 on 20 Dec 200548 mi away, near French Settlement, LouisianaMost recent: magnitude 3.0 on 20 Dec 200548 mi awaySource: USGS Earthquake Catalog
Natural hazardsOverall risk Relatively HighJefferson Parish, LA, compared with all US countiesHigher-risk hazardsHurricane Very HighLightning Very HighCoastal flooding Very HighHeat wave Relatively HighSource: FEMA National Risk Index (county level)
Air quality62% of days had good air in 2025227 of 365 days measured137 moderate, 1 unhealthy for sensitive groups daysMedian index 47, worst day 101main pollutant: fine particles (PM2.5)Source: US EPA Air Quality Index, Jefferson County monitors, LA
Internet at home89% of households have a broadband subscription72% have cable, fibre or DSL15% rely on a mobile data plan alone9% have no internet at homeSource: US Census Bureau, American Community Survey 2020-2024
Drinking waterGretna Waterworksserves 17,026 people from surface waterNo health-based violations since 20211 monitoring or reporting violation since 2021Source: US EPA Safe Drinking Water Information System, largest system serving the town
Elevation4 ft1 m below sea levelSource: USGS 3D Elevation Program
Local servicesHospitalOchsner Medical Center West Bank Campusunder a milePost officeGretna Post Office1.4 miTown hallGretna City Hall3.1 miPoliceJefferson Parish Sheriff's Office2.6 miFire stationTerrytown 5th District Fire Department Station 53under a mileSource: USGS National Structures Dataset
SchoolsWithin 2 mi17 schools5 elementary, 3 middle, 2 high, 7 otherMiddleLivaudais Middle Schoolunder a mileElementaryGeorge Cox Elementary Schoolunder a mileElementaryGeraldine Boudreaux Elementary Schoolunder a mileCollegeHoly Cross College2.5 miSource: USGS National Structures Dataset
Getting aroundAirportLouis Armstrong New Orleans International Airport MSY16 miInterstateI-105.7 miUS highwayUS 90 Bus2.3 miAmtrakUnion Passenger Terminal NOL5.1 miLight railJulia StationNew Orleans Regional Transit Authority (NORTA)4.4 miCoachNew Orleans Bus StationFlixBus5.1 miTransit35 stops within a mileJefferson TransitSources: OurAirports; US Census Bureau TIGER roads; Bureau of Transportation Statistics NTAD
Distances in these cards are measured from the centre of the 70056 ZIP area.
