There were 545 total businesses in the county zip codes, with 87 retail trade businesses (16%) accounting for the largest proportion of these businesses. 216 businesses (39.6%) had fewer than five employees, and six (1.1%) had 250 or more.
The county with the largest median business size was St. Charles Parish. Median-sized businesses in St. Charles Parish was between 10 and 19.
The following table shows the median business size in all Louisiana counties.
Median business size in all Louisiana counties (2016)
| County | Total Employees |
|---|---|
| Acadia Parish | 1-4 |
| Allen Parish | 1-4 |
| Ascension Parish | 5-9 |
| Assumption Parish | 1-4 |
| Avoyelles Parish | 1-4 |
| Beauregard Parish | 1-4 |
| Bienville Parish | 1-4 |
| Bossier Parish | 5-9 |
| Caddo Parish | 5-9 |
| Calcasieu Parish | 5-9 |
| Caldwell Parish | 1-4 |
| Cameron Parish | 1-4 |
| Catahoula Parish | 1-4 |
| Claiborne Parish | 1-4 |
| Concordia Parish | 5-9 |
| De Soto Parish | 1-4 |
| East Baton Rouge Parish | 5-9 |
| East Carroll Parish | 1-4 |
| East Feliciana Parish | 1-4 |
| Evangeline Parish | 1-4 |
| Franklin Parish | 1-4 |
| Grant Parish | 1-4 |
| Iberia Parish | 5-9 |
| Iberville Parish | 5-9 |
| Jackson Parish | 1-4 |
| Jefferson Parish | 1-4 |
| Jefferson Davis Parish | 1-4 |
| Lafayette Parish | 1-4 |
| Lafourche Parish | 1-4 |
| La Salle Parish | 1-4 |
| Lincoln Parish | 5-9 |
| Livingston Parish | 1-4 |
| Madison Parish | 1-4 |
| Morehouse Parish | 1-4 |
| Natchitoches Parish | 1-4 |
| Orleans Parish | 1-4 |
| Ouachita Parish | 5-9 |
| Plaquemines Parish | 5-9 |
| Pointe Coupee Parish | 1-4 |
| Rapides Parish | 5-9 |
| Red River Parish | 5-9 |
| Richland Parish | 5-9 |
| Sabine Parish | 1-4 |
| St. Charles Parish | 10-19 |
| St. James Parish | 1-4 |
| St. John the Baptist Parish | 1-4 |
| St. Landry Parish | 5-9 |
| St. Mary Parish | 1-4 |
| St. Tammany Parish | 5-9 |
| Tangipahoa Parish | 5-9 |
| Tensas Parish | 1-4 |
| Terrebonne Parish | 5-9 |
| Union Parish | 1-4 |
| Vermilion Parish | 1-4 |
| Vernon Parish | 1-4 |
| Washington Parish | 1-4 |
| Webster Parish | 5-9 |
| West Baton Rouge Parish | 5-9 |
| West Carroll Parish | 1-4 |
| West Feliciana Parish | 1-4 |
| Winn Parish | 1-4 |
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