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Traffic | vehicles per day4,942 |
|---|---|
Trucks | 8.1% |
Average travel time | 44.2 min |
Congestion ratio | 15.0% |
Drivers’ average age | 48.4 yrs |
Drivers’ average income | $77,086 |
The average monitored road in Lewis and Clark County, Montana carries 4,942 vehicles per day. Across its 466 miles of monitored roads, that adds up to 1,349,800 vehicle-miles traveled per day (≈493 million per year). About 1 in 12 vehicles is a truck, fewer than the 1 in 9 across Montana.
Lewis and Clark's average daily traffic volume is 18% higher than the state average - 4,942 vehicles per day against 4,202 - suggesting more traffic load per road - a critical factor for logistics and site planning. Network-wide, Lewis and Clark accounts for about 4.7% of Montana's statewide total of vehicle-miles. Lewis and Clark carries more traffic than 93% of counties in Montana.
At 44.2 minutes, the average travel time is 22% higher than the state level. Its average travel time of 44.2 minutes is longer than 78% of counties in Montana.
Congestion runs 23% higher than the state level, at a ratio of 15.0%, which means more pronounced congestion - crucial for traffic control improvement and logistics planning.
| Traffic | vehicles per day6,715 |
|---|---|
| Trucks | 10.5% |
| Average travel time | 34.6 min |
| Congestion ratio | 15.7% |
| Drivers’ average age | 48.8 yrs |
| Drivers’ average income | $79,272 |
Highways carry about half of all travel in Lewis and Clark County, Montana, 53% of vehicle-miles. The average highway carries 6,715 vehicles per day, 45% more than the average non-highway road in the same area, which carries 4,642 vehicles per day.
Highways also make up about 48% of the monitored road miles: 224 miles in 914 segments, together carrying 713,052 vehicle-miles traveled per day (≈260 million per year).
By highway travel volume, Lewis and Clark outranks 87% of counties in Montana.
The concentration of trucks on highways (10.5%) is 30% lower than the state average for similar road classifications. Highways here mostly serve passenger trips, so local access matters more than long-haul routing for logistics operators.
90% of counties in Montana see a higher highway truck share than Lewis and Clark's 10.5%. 57% of counties in Montana see more highway trucks per day than Lewis and Clark's roughly 705.
| Traffic | vehicles per day4,642 |
|---|---|
| Trucks | 5.3% |
| Average travel time | 45.9 min |
| Congestion ratio | 14.9% |
| Drivers’ average age | 48.2 yrs |
| Drivers’ average income | $75,907 |
Local roads carry about half of all travel in Lewis and Clark County, Montana, 47% of vehicle-miles. A typical local road sees 4,642 vehicles per day.
Local roads also make up about 52% of the monitored road miles: 242 miles in 5,420 segments, together carrying 636,749 vehicle-miles traveled per day (≈232 million per year). Trucks make up 5.3% of non-highway traffic, about 1 in 19 vehicles.
Compared to highways, non-highway routes see 49% fewer trucks by share.
The non-highway congestion ratio of 14.9% is 23% higher than the state level, suggesting slower local mobility than the state average.
Trip origins here have higher average income than 91% of counties in Montana. Lewis and Clark's median driver age is lower than 71% of counties in Montana.
Mobile device location data (anonymized and aggregated)
Road sensor networks and traffic counters
Historical traffic pattern databases
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