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  •   State: 
    Jefferson Parish
      County FIPS: 
    29°57′51″N 90°09′26″W
      Area total: 
    3.27 sq mi (8.48 km²)
      Area land: 
    2.71 sq mi (7.01 km²)
      Area water: 
    0.57 sq mi (1.47 km²)
    3 ft (0.9 m)
  •   Latitude: 
      Dman name cbsa: 
    New Orleans-Metairie, LA
    Eastern Standard Time (EST) UTC-5:00; Eastern Daylight Time (EDT) UTC-4:00
      ZIP codes: 

    Jefferson, Jefferson Parish, Louisiana, United States

  •   Population density: 
    3,927.96 residents per square mile of area (1,516.44/km²)
      Household income: 
  •   Sales taxes: 
      Income taxes: 

Jefferson is a small town in Jefferson Parish, Louisiana, United States.

Air Quality, Water Quality, Superfund Sites & UV Index

The Air Quality index is in Jefferson, Jefferson Parish, Louisiana = 34.8. These Air Quality index is based on annual reports from the EPA. Higher values are better (100=best). The number of ozone alert days is used as an indicator of air quality, as are the amounts of seven pollutants including particulates, carbon monoxide, sulfur dioxide, lead, and volatile organic chemicals. The Water Quality Index is 40. A measure of the quality of an area’s water supply as rated by the EPA. Higher values are better (100=best). The EPA has a complex method of measuring the watershed quality, using 15 indicators such as pollutants, turbidity, sediments, and toxic discharges. The Superfund Sites Index is 10. Higher is better (100=best). Based upon the number and impact of EPA Superfund pollution sites in the county, including spending on the cleanup efforts. The UV Index in Jefferson = 6 and is a measure of an area's exposure to the sun's ultraviolet rays. This is most often a combination of sunny weather, altitude, and latitude. The UV Index has been defined by the WHO ( and is uniform worldwide.


The most recent city population of individuals with a median age of 43.9 age the population dropped by -3.37% in Jefferson, Jefferson Parish, Louisiana population since 2000 and are distributed over a density of 3,927.96 residents per square mile of area (1,516.44/km²). There are average 2.11 people per household in the 5,237 households with an average household income of $42,141 a year. The unemployment rate in Alabama is of the available work force and has dropped -5.43% over the most recent 12-month period and the projected change in job supply over the next decade based on migration patterns, economic growth, and other factors will increase by 23.04%. The number of physicians in Jefferson per 100,000 population = 316.3.


The annual rainfall in Jefferson = 56 inches and the annual snowfall = 0 inches. The annual number of days with measurable precipitation (over .01 inch) = 102. The average number of days per year that are predominantly sunny = 222. 92 degrees Fahrenheit is the average daily high temperature for the month of July and 44.8 degrees Fahrenheit is the average daily low temperature for the month of January. The Comfort Index (higher=better) is 23, where higher values mean a more pleasant climate. The Comfort Index measure recognizes that humidity by itself isn't the problem. (Have you noticed nobody ever complains about the weather being 'cold and humid?) It's in the summertime that we notice the humidity the most, when it's hot and muggy. Our Comfort Index uses a combination of afternoon summer temperature and humidity to closely predict the effect that the humidity will have on people.

Median Home Cost

The percentage of housing units in Jefferson, Jefferson Parish, Louisiana which are owned by the occupant = 51.58%. A housing unit is a house, apartment, mobile home, or room occupied as separate living quarters. The average age of homes = 52 years with median home cost = $147,110 and home appreciation of -2.45%. This is the value of the years most recent home sales data. Its important to note that this is not the average (or arithmetic mean). The median home price is the middle value when you arrange all the sales prices of homes from lowest to highest. This is a better indicator than the average, because the median is not changed as much by a few unusually high or low values. The property tax rate of $3.93 shown here is the rate per $1,000 of home value. If for simplification for example the tax rate is $14.00 and the home value is $250,000, the property tax would be $14.00 x ($250,000/1000), or $3500. This is the 'effective' tax rate.


The local school district spends $5,668 per student. There are 15.5 students for each teacher in the school, 725 students for each Librarian and 165 students for each Counselor. 3.58% of the area’s population over the age of 25 with an Associate Degree or other 2-year college degree, 12.06% with a master’s degree, Ph.D. or other advanced college degree and 7.55% with high school diplomas or high school equivalency degrees (GEDs).

  • The population development of Jefferson, Jefferson Parish, Louisiana.

    Approximately 52.12% female residents and 47.88% male residents live in Jefferson, Jefferson Parish, Louisiana.

    As of 2020 in Jefferson, Jefferson Parish, Louisiana are married and the remaining 57.28% are single population.

  • 23.6 minutes is the average time that residents in Jefferson require for a one-way commute to work. A long commute can have different effects on health. A Gallup poll in the US found that in terms of mental health, long haul commuters are up to 12 percent more likely to experience worry, and ten percent less likely to feel well rested. The Gallup poll also found that of people who commute 61­–90 minutes each day, a whopping one third complained of neck and back pain, compared to less than a quarter of people who only spend ten minutes getting to work.

    70.63% of the working population which commute to work alone in their car, 15.49% of the working population which commutes to work in a carpool, 5.06% of the population that commutes using mass transit, including bus, light rail, subway, and ferry. 2.00% of the population that has their home as their principal place of work.

  • Of the total residential buildings in Jefferson, Jefferson Parish, Louisiana, 51.58% are owner-occupied homes, another 40.91% are rented apartments, and the remaining 7.50% are vacant.

  • The 55.40% of the population in Jefferson, Jefferson Parish, Louisiana who identify themselves as belonging to a religion are distributed among the following most diverse religions.

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