
Total Traffic Volume & Performance in Grady County, Oklahoma
Traffic The average number of vehicles that travel each day over any road in the road network. | vehicles per day4,195 |
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Trucks The percentage of the total traffic volume composed of heavy vehicles. | 12.0% |
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Average travel time The average time of travel averaged among all vehicles traveling on the road network. | 33.7 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. | 9.5% |
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Drivers’ average age Average age of residents in the geographic areas where the vehicle trips originated. | 45.8 yrs |
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Drivers’ average income Average income of residents in the geographic areas where the vehicle trips originated. | $75,444 |
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Our data shows 4,195 vehicles per day on the average road in Grady County, Oklahoma, and 1,480,889 vehicle-miles traveled per day (≈541 million per year) across its 386 miles of monitored roads. Trucks are 12.0% of traffic, close to the 11.2% across Oklahoma.
Busier roads than 74% of counties in Oklahoma
Grady sees 24% lower average daily traffic volume than the state average (4,195 vehicles per day against 5,504), suggesting less demand on each road - a critical factor for logistics and site planning. Network-wide, Grady accounts for about 1.4% of Oklahoma's statewide total of vehicle-miles. 74% of counties in Oklahoma see less traffic than Grady's 4,195 vehicles per day.
Journey times here (33.7 minutes on average) closely track the state level. Its average travel time of 33.7 minutes is shorter than 59% of counties in Oklahoma.
Congestion runs 22% lower than the state level, at a ratio of 9.5%, which means smoother traffic flow - relevant for traffic control and delivery planning.
Highway vs. Non-Highway Traffic Analysis

Highway Traffic in Grady County, Oklahoma
| Traffic | vehicles per day6,763 |
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| Trucks | 15.4% |
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| Average travel time | 44.0 min |
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| Congestion ratio | 13.7% |
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| Drivers’ average age | 46.4 yrs |
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| Drivers’ average income | $68,615 |
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Travel in Grady County, Oklahoma splits roughly evenly, with about half of it (53% of vehicle-miles) on highways. The average highway carries 6,763 vehicles per day, 88% more than the average non-highway road in the same area, which carries 3,595 vehicles per day.
Highways make up 40% of the monitored road miles (155 miles, 1,118 segments), so they carry more than their share: 787,198 vehicle-miles traveled per day (≈287 million per year).
69% of counties in Oklahoma move less traffic on their highways.
A typical mix of freight and passenger traffic
Highway truck concentration here (15.4%) closely tracks the state average for similar road classifications. The highway traffic mix is typical for Oklahoma: neither freight- nor commuter-dominated.
By truck concentration, highways here trail 59% of counties in Oklahoma. 56% of counties in Oklahoma see more highway trucks per day than Grady's roughly 1,043.

Non-highway Traffic in Grady County, Oklahoma
| Traffic | vehicles per day3,595 |
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| Trucks | 8.2% |
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| Average travel time | 31.3 min |
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| Congestion ratio | 8.5% |
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| Drivers’ average age | 45.4 yrs |
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| Drivers’ average income | $80,205 |
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Travel in Grady County, Oklahoma splits roughly evenly, with about half of it (47% of vehicle-miles) on local roads. On the average non-highway road, that comes to 3,595 vehicles per day.
Local roads make up 60% of the monitored road miles (232 miles in 4,784 segments) but carry less than their share of travel: 693,691 vehicle-miles traveled per day (≈253 million per year). About 1 in 12 vehicles on non-highway roads is a truck (8.2%).
Drivers from higher-income areas than 87% of counties in Oklahoma
Compared to highways, non-highway routes see 47% fewer trucks by share.
At 27% lower than the state level, the non-highway congestion ratio of 8.5% signals easier movement on local roads.
87% of counties in Oklahoma see lower average driver income among trip origins than Grady. Grady's median driver age is lower than 71% of counties in Oklahoma.