
Total Traffic Volume & Performance in Warren County, New Jersey
Traffic The average number of vehicles that travel each day over any road in the road network. | vehicles per day4,385 |
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Trucks The percentage of the total traffic volume composed of heavy vehicles. | 12.7% |
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Average travel time The average time of travel averaged among all vehicles traveling on the road network. | 34.2 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. | 15.1% |
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Drivers’ average age Average age of residents in the geographic areas where the vehicle trips originated. | 49.9 yrs |
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Drivers’ average income Average income of residents in the geographic areas where the vehicle trips originated. | $107,963 |
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A typical monitored road in Warren County, New Jersey sees 4,385 vehicles per day, while its 432 miles of monitored roads together handle 2,616,020 vehicle-miles traveled per day (≈955 million per year). About 1 in 8 vehicles is a truck, well above the 7.9% across New Jersey - a freight-heavy mix.
Quieter roads than 95% of counties in New Jersey
Warren sees 51% lower average daily traffic volume than the state average (4,385 vehicles per day against 8,886), suggesting less demand on each road - very light roads: easy truck access, but little passing trade for roadside retail. Network-wide, Warren accounts for about 1.7% of New Jersey's statewide total of vehicle-miles. 95% of counties in New Jersey see more traffic than Warren's 4,385 vehicles per day.
The average trip takes 34.2 minutes, on par with the state level. On travel time, Warren runs longer than 60% of counties in New Jersey.
Congestion runs 44% lower than the state level, at a ratio of 15.1%, which means smoother traffic flow - fewer delays make delivery windows more reliable.
Highway vs. Non-Highway Traffic Analysis

Highway Traffic in Warren County, New Jersey
| Traffic | vehicles per day12,806 |
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| Trucks | 17.8% |
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| Average travel time | 45.8 min |
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| Congestion ratio | 27.6% |
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| Drivers’ average age | 49.5 yrs |
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| Drivers’ average income | $106,185 |
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Highways carry more than half of all travel in Warren County, New Jersey (58% of vehicle-miles). The average highway carries 12,806 vehicles per day, 252% more than the average non-highway road in the same area, which carries 3,639 vehicles per day.
Highways make up 21% of the monitored road miles (89 miles, 828 segments), so they carry more than their share: 1,521,874 vehicle-miles traveled per day (≈555 million per year).
Higher highway truck share than 95% of counties in New Jersey
The concentration of trucks on highways (17.8%) is 74% higher than the state average for similar road classifications. Highways here lean toward freight, so highway access is a real asset for logistics operators.
Warren's highway truck share (17.8%) is higher than 95% of counties in New Jersey. 80% of counties in New Jersey see fewer highway trucks per day than Warren's roughly 2,279.

Non-highway Traffic in Warren County, New Jersey
| Traffic | vehicles per day3,639 |
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| Trucks | 5.7% |
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| Average travel time | 33.2 min |
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| Congestion ratio | 14.0% |
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| Drivers’ average age | 50.3 yrs |
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| Drivers’ average income | $109,109 |
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Local roads carry a significant share of travel in Warren County, New Jersey: 42% of all vehicle-miles. On the average non-highway road, that comes to 3,639 vehicles per day.
Local roads make up 79% of the monitored road miles (343 miles in 9,341 segments) but carry less than their share of travel: 1,094,147 vehicle-miles traveled per day (≈399 million per year). About 1 in 18 vehicles on non-highway roads is a truck (5.7%).
Older drivers than 80% of counties in New Jersey
Non-highway roads carry a truck concentration that's 68% lower than the highway network.
Non-highway congestion (14.0%) runs 42% lower than the state average, pointing to smoother local traffic flow.
70% of counties in New Jersey see higher average driver income among trip origins than Warren. 80% of counties in New Jersey have a younger driver population than Warren.