
Total Traffic Volume & Performance in Lewis County, New York
Traffic The average number of vehicles that travel each day over any road in the road network. | vehicles per day2,254 |
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Trucks The percentage of the total traffic volume composed of heavy vehicles. | 10.1% |
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Average travel time The average time of travel averaged among all vehicles traveling on the road network. | 33.5 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. | 6.9% |
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Drivers’ average age Average age of residents in the geographic areas where the vehicle trips originated. | 49.2 yrs |
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Drivers’ average income Average income of residents in the geographic areas where the vehicle trips originated. | $66,489 |
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Our data shows 2,254 vehicles per day on the average road in Lewis County, New York, and 531,422 vehicle-miles traveled per day (≈194 million per year) across its 272 miles of monitored roads. Trucks are 10.1% of traffic, more than the 8.0% across New York.
Quieter roads than 93% of counties in New York
Lewis sees 69% lower average daily traffic volume than the state average (2,254 vehicles per day against 7,377), suggesting less demand on each road - very light roads: easy truck access, but little passing trade for roadside retail. In total volume terms, its road network carries about 0.2% of New York's statewide total of vehicle-miles. By volume, Lewis's 2,254 vehicles per day trails 93% of counties in New York.
The average trip takes 33.5 minutes, on par with the state level. On travel time, Lewis runs shorter than 70% of counties in New York.
The congestion ratio of 6.9% is 66% lower, pointing to smoother traffic flow than the state level - free-flowing roads make scheduled deliveries highly predictable.
Highway vs. Non-Highway Traffic Analysis

Highway Traffic in Lewis County, New York
| Traffic | vehicles per day4,036 |
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| Trucks | 11.6% |
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| Average travel time | 36.6 min |
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| Congestion ratio | 12.5% |
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| Drivers’ average age | 49.4 yrs |
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| Drivers’ average income | $65,493 |
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Highways carry about half of all travel in Lewis County, New York, 49% of vehicle-miles. The average highway carries 4,036 vehicles per day, 197% more than the average non-highway road in the same area, which carries 1,360 vehicles per day.
Highways make up 26% of the monitored road miles (71 miles, 756 segments), so they carry more than their share: 258,675 vehicle-miles traveled per day (≈94.4 million per year).
Fewer highway trucks than 98% of counties in New York
The concentration of trucks on highways (11.6%) is 12% higher than the state average for similar road classifications. The highway traffic mix is typical for New York: neither freight- nor commuter-dominated.
By truck concentration, highways here trail 52% of counties in New York. 98% of counties in New York see more highway trucks per day than Lewis's roughly 466.

Non-highway Traffic in Lewis County, New York
| Traffic | vehicles per day1,360 |
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| Trucks | 8.7% |
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| Average travel time | 32.0 min |
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| Congestion ratio | 4.1% |
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| Drivers’ average age | 48.3 yrs |
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| Drivers’ average income | $67,430 |
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Local roads carry about half of all travel in Lewis County, New York, 51% of vehicle-miles. The average non-highway road carries 1,360 vehicles per day.
Spread over 201 miles and 1,506 segments, 74% of the road network, local roads carry a lighter load per mile: 272,747 vehicle-miles traveled per day (≈99.6 million per year). About 1 in 12 vehicles on non-highway roads is a truck (8.7%).
Drivers from lower-income areas than 90% of counties in New York
Non-highway roads carry a truck concentration that's 25% lower than the highway network.
At 79% lower than the state level, the non-highway congestion ratio of 4.1% signals easier movement on local roads.
90% of counties in New York see higher average driver income among trip origins than Lewis. 54% of counties in New York have an older driver population than Lewis.