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St. Martin Parish, Louisiana Traffic Counts

This page delivers traffic analytics for St. Martin Parish, Louisiana. Our metrics are calculated with multi-sourced, cross-verified data from real-world mobile and sensor networks, and averaged for St. Martin Parish, Louisiana among 335 road miles divided in 3,148 segments. Our metrics go beyond simple volume counts to provide actionable insights on traffic intensity, congestion, commercial vehicle flow, and network performance with highest possible granularity (average segment length is 563 ft). Whether you are evaluating a new retail location, planning logistics routes, or assessing infrastructure needs, this data helps you move from assumptions to certainty.
Data sourced from TrafficZoom's proprietary analytics platform.
Data current as of:
Q3 2026
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Total Traffic Volume & Performance

Traffic

4,846

Trucks

14.3%

Average travel time

30.6 min

Congestion ratio

12.7%

Drivers’ average age

44.1 yrs

Drivers’ average income

$72,994

Our data indicates an estimated average traffic volume of 4,846 vehicles per day in St. Martin Parish, Louisiana that results in 2,053,571 vehicle-miles traveled per day (≈750 million per year). The traffic stream is comprised of an average of 1 truck for every 7 vehicles. Typical time spent behind the wheel per trip is 30.6 minutes, which already accounts for delays at signals, intersections, and congestion.

Analytical insight

When compared to the Louisiana state averages: St. Martin's average daily traffic volume is 20% lower than the state average - 4,846 vehicles per day against 6,061 - suggesting less traffic load per road, a critical factor for logistics and site planning. Network-wide, St. Martin accounts for about 1.7% of Louisiana's statewide total, at 2,053,571 vehicle-miles traveled per day (≈750 million per year). At 30.6 minutes, the average travel time is 4% lower than the state level. At 27% lower than the state level, the 12.7% congestion ratio signals smoother traffic flow - crucial for traffic control improvement and logistics planning. St. Martin carries more traffic than 71% of counties in Louisiana. Its average travel time of 30.6 minutes is longer than 21% of counties in Louisiana.

Highway vs. Non-Highway Traffic Analysis

highway traffic icon

Highway Traffic

Traffic

18,309

Trucks

21.1%

Average travel time

46.9 min

Congestion ratio

38.6%

Drivers’ average age

42.9 yrs

Drivers’ average income

$75,473

A significant volume of traffic in St. Martin Parish, Louisiana utilizes the highway network. The average highway carries 18,309 vehicles per day, 310% more than the average non-highway road in the same area, which carries 4,463 vehicles per day. That average covers 50 highway road miles divided in 87 segments (average segment length 3,028 ft), together carrying 1,114,711 vehicle-miles traveled per day (≈407 million per year). 66% of counties in Louisiana move less traffic on their highways. Trucks constitute 21.1% of highway traffic.

Analytical insight

Highway truck concentration here runs 32% higher than the state average, at 21.1% - positioning St. Martin as a significant freight corridor. For logistics operators, this validates the importance of highway access. 84% of counties in Louisiana see a lower highway truck share than St. Martin's 21.1%. 96% of counties in Louisiana see fewer highway trucks per day than St. Martin's roughly 3,872.
non-highway traffic icon

Non-highway traffic

Traffic

4,463

Trucks

6.1%

Average travel time

30.1 min

Congestion ratio

12.0%

Drivers’ average age

45.5 yrs

Drivers’ average income

$71,517

The non-highway road network in St. Martin Parish, Louisiana supports a substantial volume of traffic. The average non-highway road carries 4,463 vehicles per day, 76% less than the average highway in the same area, which carries 18,309 vehicles per day. That average covers 286 non-highway road miles divided in 3,061 segments (average segment length 493 ft), together carrying 938,860 vehicle-miles traveled per day (≈343 million per year). Trucks constitute 6.1% of non-highway traffic.

Analytical insight

Compared to highways, non-highway routes see 71% fewer trucks by share. The non-highway congestion ratio of 12.0% is 29% lower than the state level, suggesting more efficient local mobility than the state average. St. Martin's overall average travel time exceeds 21% of counties in Louisiana. 65% of counties in Louisiana see lower average driver income among trip origins than St. Martin. St. Martin's median driver age is higher than 21% of counties in Louisiana.

Time-of-Day & Seasonal Patterns

Analytical insight

In St. Martin Parish, Louisiana, the peak hour concentrates about 7% of the day's traffic.

Traffic Flow Profile Comparison

Metric

St. Martin

Louisiana
Average

Difference

Traffic

4,846

6,061

-20.1%

Truck % (Total Traffic)

14.3%

11.2%

+27.6%

Truck % (Highway)

21.1%

16.1%

+31.8%

Avg. Travel Time

30.6 min

31.8 min

-3.8%

Data Sources & Methodology

The data presented on this page is derived from TrafficZoom's proprietary analytics platform, which aggregates and normalizes information from multiple sources, including:

Mobile device location data (anonymized and aggregated)

Road sensor networks and traffic counters

Historical traffic pattern databases

Public traffic count programs published by the

LouisianaDepartment of Transportation

Historical traffic pattern databases

U.S. Census Bureau
All metrics represent estimates based on statistical modeling and are intended for strategic planning purposes.
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Data current as of:
Q3 2026

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