
Total Traffic Volume & Performance in Tangipahoa Parish, Louisiana
Traffic The average number of vehicles that travel each day over any road in the road network. | vehicles per day5,674 |
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Trucks The percentage of the total traffic volume composed of heavy vehicles. | 13.0% |
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Average travel time The average time of travel averaged among all vehicles traveling on the road network. | 30.3 min |
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Congestion ratio The rate at which the actual travel time exceeds free-flow travel time, averaged among all roads in the network. | 16.1% |
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Drivers’ average age Average age of residents in the geographic areas where the vehicle trips originated. | 43.8 yrs |
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Drivers’ average income Average income of residents in the geographic areas where the vehicle trips originated. | $66,311 |
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A typical monitored road in Tangipahoa Parish, Louisiana sees 5,674 vehicles per day, while its 674 miles of monitored roads together handle 4,428,331 vehicle-miles traveled per day (≈1.6 billion per year). At 13.0%, the truck share runs above the 11.2% across Louisiana: about 1 in 8 vehicles.
Shorter trips than 84% of counties in Louisiana
Tangipahoa's average daily traffic volume is 6% lower than the state average - 5,674 vehicles per day against 6,061. Network-wide, Tangipahoa accounts for about 3.6% of Louisiana's statewide total of vehicle-miles. Tangipahoa carries more traffic than 75% of counties in Louisiana.
At 30.3 minutes, the average travel time matches the state level closely. On travel time, Tangipahoa runs shorter than 84% of counties in Louisiana.
The congestion ratio of 16.1% runs slightly lower than the state level (7% lower).
Highway vs. Non-Highway Traffic Analysis

Highway Traffic in Tangipahoa Parish, Louisiana
| Traffic | vehicles per day16,878 |
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| Trucks | 18.5% |
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| Average travel time | 43.6 min |
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| Congestion ratio | 37.1% |
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| Drivers’ average age | 44.3 yrs |
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| Drivers’ average income | $68,398 |
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A little more than half of the driving in Tangipahoa Parish, Louisiana happens on highways: 55% of all vehicle-miles. The average highway carries 16,878 vehicles per day, 209% more than the average non-highway road in the same area, which carries 5,460 vehicles per day.
With 22% of the road miles (148 miles in 219 segments), highways punch above their length, carrying 2,452,407 vehicle-miles traveled per day (≈895 million per year).
By highway travel volume, Tangipahoa outranks 88% of counties in Louisiana.
More highway trucks than 73% of counties in Louisiana
Highway truck concentration here runs 15% higher than the state average, at 18.5%. Highways here lean toward freight, so highway access is a real asset for logistics operators.
Tangipahoa's highway truck share (18.5%) is higher than 70% of counties in Louisiana. By raw truck volume, Tangipahoa carries more highway trucks than 73% of counties in Louisiana.

Non-highway Traffic in Tangipahoa Parish, Louisiana
| Traffic | vehicles per day5,460 |
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| Trucks | 6.1% |
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| Average travel time | 30.1 min |
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| Congestion ratio | 15.7% |
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| Drivers’ average age | 43.6 yrs |
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| Drivers’ average income | $64,722 |
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Local roads carry a significant share of travel in Tangipahoa Parish, Louisiana: 45% of all vehicle-miles. On the average non-highway road, that comes to 5,460 vehicles per day.
Spread over 526 miles and 11,425 segments, 78% of the road network, local roads carry a lighter load per mile: 1,975,924 vehicle-miles traveled per day (≈721 million per year). About 1 in 16 vehicles on non-highway roads is a truck (6.1%).
Younger drivers than 83% of counties in Louisiana
Compared to highways, non-highway routes see 67% fewer trucks by share.
Non-highway congestion (15.7%) runs slightly lower than the state level (7% lower).
52% of counties in Louisiana see lower average driver income among trip origins than Tangipahoa. The driver population here skews younger than 83% of counties in Louisiana.