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Traffic | vehicles per day4,068 |
|---|---|
Trucks | 14.0% |
Average travel time | 34.6 min |
Congestion ratio | 11.0% |
Drivers’ average age | 44.9 yrs |
Drivers’ average income | $81,979 |
Our data shows 4,068 vehicles per day on the average road in St. James Parish, Louisiana, and 955,975 vehicle-miles traveled per day (≈349 million per year) across its 159 miles of monitored roads. At 14.0%, the truck share runs above the 11.2% across Louisiana: about 1 in 7 vehicles.
St. James sees 33% lower average daily traffic volume than the state average (4,068 vehicles per day against 6,061), suggesting less demand on each road - less drive-by exposure for retail, but easier access for deliveries. Network-wide, St. James accounts for about 0.8% of Louisiana's statewide total of vehicle-miles. By volume, St. James's 4,068 vehicles per day outpaces 65% of counties in Louisiana.
Journey times run 9% higher than the state level, at 34.6 minutes on average. Its average travel time of 34.6 minutes is longer than 76% of counties in Louisiana.
At 36% lower than the state level, the 11.0% congestion ratio signals smoother traffic flow - fewer delays make delivery windows more reliable.
| Traffic | vehicles per day9,328 |
|---|---|
| Trucks | 16.8% |
| Average travel time | 46.4 min |
| Congestion ratio | 23.6% |
| Drivers’ average age | 44.2 yrs |
| Drivers’ average income | $81,983 |
Highways carry about half of all travel in St. James Parish, Louisiana, 50% of vehicle-miles. The average highway carries 9,328 vehicles per day, 154% more than the average non-highway road in the same area, which carries 3,669 vehicles per day.
With 26% of the road miles (41 miles in 169 segments), highways punch above their length, carrying 481,781 vehicle-miles traveled per day (≈176 million per year).
Highway truck concentration here (16.8%) closely tracks the state average for similar road classifications. The highway traffic mix is typical for Louisiana: neither freight- nor commuter-dominated.
55% of counties in Louisiana see a lower highway truck share than St. James's 16.8%. St. James's highway truck count is higher than 59% of counties in Louisiana, at roughly 1,569 trucks per day.
| Traffic | vehicles per day3,669 |
|---|---|
| Trucks | 11.2% |
| Average travel time | 33.7 min |
| Congestion ratio | 10.0% |
| Drivers’ average age | 46.0 yrs |
| Drivers’ average income | $81,976 |
Local roads carry about half of all travel in St. James Parish, Louisiana, 50% of vehicle-miles. A typical local road sees 3,669 vehicles per day.
Spread over 118 miles and 2,227 segments, 74% of the road network, local roads carry a lighter load per mile: 474,194 vehicle-miles traveled per day (≈173 million per year). The truck share on non-highway roads is 11.2%.
The concentration of trucks on non-highway roads is 34% lower than on highways.
The non-highway congestion ratio of 10.0% is 40% lower than the state level, suggesting more efficient local mobility than the state average.
St. James's average driver income is higher than 86% of counties in Louisiana. The driver population here skews younger than 63% of counties in Louisiana.
Mobile device location data (anonymized and aggregated)
Road sensor networks and traffic counters
Historical traffic pattern databases
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