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TrafficThe average number of vehicles that travel each day over any road in the road network. | vehicles per day11,834 |
|---|---|
TrucksThe percentage of the total traffic volume composed of heavy vehicles. | 8.1% |
Average travel timeThe average time of travel averaged among all vehicles traveling on the road network. | 28.3 min |
Congestion ratioThe rate at which the actual travel time exceeds free-flow travel time, averaged among all roads in the network. | 26.1% |
Drivers’ average ageAverage age of residents in the geographic areas where the vehicle trips originated. | 44.5 yrs |
Drivers’ average incomeAverage income of residents in the geographic areas where the vehicle trips originated. | $96,565 |
A typical monitored road in Columbia County, Georgia sees 11,834 vehicles per day, while its 295 miles of monitored roads together handle 2,972,039 vehicle-miles traveled per day (≈1.1 billion per year). Trucks are a smaller part of the mix than across Georgia: 8.1% against 9.7%.
Columbia's average daily traffic volume is 60% higher than the state average - 11,834 vehicles per day against 7,398 - suggesting more traffic load per road - heavy exposure for roadside retail, and tight road space for deliveries. Network-wide, Columbia accounts for about 1.1% of Georgia's statewide total of vehicle-miles. Columbia carries more traffic than 97% of counties in Georgia.
Journey times run 16% lower than the state level, at 28.3 minutes on average. On travel time, Columbia runs shorter than 99% of counties in Georgia.
The congestion ratio of 26.1% is 55% higher, pointing to more pronounced congestion than the state level - peak-hour routing and delivery windows need real slack here.
| Traffic | vehicles per day21,502 |
|---|---|
| Trucks | 17.6% |
| Average travel time | 36.6 min |
| Congestion ratio | 42.9% |
| Drivers’ average age | 44.9 yrs |
| Drivers’ average income | $82,812 |
At 29% of vehicle-miles, highways carry a smaller share of the traffic in Columbia County, Georgia than local roads. The average highway carries 21,502 vehicles per day, 83% more than the average non-highway road in the same area, which carries 11,744 vehicles per day.
With 14% of the road miles (40 miles in 42 segments), highways punch above their length, carrying 870,993 vehicle-miles traveled per day (≈318 million per year).
That is more highway travel volume than 68% of counties in Georgia.
The concentration of trucks on highways (17.6%) is 30% higher than the state average for similar road classifications. Highways here lean toward freight, so highway access is a real asset for logistics operators.
By truck concentration, highways here outrank 74% of counties in Georgia. Columbia's highway truck count is higher than 84% of counties in Georgia, at roughly 3,780 trucks per day.
| Traffic | vehicles per day11,744 |
|---|---|
| Trucks | 4.1% |
| Average travel time | 28.3 min |
| Congestion ratio | 26.0% |
| Drivers’ average age | 44.5 yrs |
| Drivers’ average income | $99,203 |
Local roads carry most of the traffic in Columbia County, Georgia: 71% of all vehicle-miles. A typical local road sees 11,744 vehicles per day.
Local roads also make up about 86% of the monitored road miles: 255 miles in 4,528 segments, together carrying 2,101,046 vehicle-miles traveled per day (≈767 million per year). The truck share on non-highway roads is 4.1%.
Compared to highways, non-highway routes see 77% fewer trucks by share.
The non-highway congestion ratio of 26.0% is 61% higher than the state level, suggesting slower local mobility than the state average.
Trip origins here have higher average income than 94% of counties in Georgia. Columbia's median driver age is lower than 77% of counties in Georgia.
Of the four measures, average daily traffic per road differs most: Columbia County runs 60% above the Georgia average. Its highway truck share is also 30% above.
| Metric | Columbia County | Georgia average | Difference |
|---|---|---|---|
| Traffic | 11,834 | 7,398 | +60.0% |
| Truck % (Total Traffic) | 8.1% | 9.7% | -16.7% |
| Truck % (Highway) | 17.6% | 13.6% | +29.6% |
| Avg. Travel Time | 28.3 min | 33.6 min | -15.6% |
Against the 4 nearest areas, Columbia County is 148.8% more congested and carries 172.5% more traffic on a typical road; it has the busiest roads of the five. It is where traffic concentrates in this corner of the map - the local bottleneck, with more vehicles per road AND less room to absorb them.
| Area | Average daily traffic | Truck share | Daily vehicle-miles | Average travel time | Congestion ratio |
|---|---|---|---|---|---|
| Columbia County | 11,834 | 8.1% | 2,972,039 | 28.3 min | 26.1% |
| Richmond County, Georgia | 8,959 | 7.7% | 4,368,823 | 29.7 min | 17.3% |
| McDuffie County, Georgia | 4,637 | 16.0% | 840,114 | 33.6 min | 10.9% |
| Lincoln County, Georgia | 1,796 | 8.3% | 147,985 | 35.3 min | 6.0% |
| Warren County, Georgia | 1,981 | 19.8% | 676,298 | 44.1 min | 7.8% |
| Georgia average | 7,398 | 9.7% | N/A | 33.6 min | 16.8% |
Average travel time places Columbia County #157 of 159 in Georgia - the bottom quarter of the state.
| Measure | Columbia County | Georgia rank |
|---|---|---|
| Traffic volume (AADT) | 11,834 | #5 of 159 |
| Highway vehicle-miles per day | 870,993 | #47 of 147 |
| Truck share on highways | 17.6% | #39 of 147 |
| Highway trucks per day | 3,780 | #24 of 147 |
| Average travel time | 28.3 min | #157 of 159 |
| Average driver income | $96,565 | #10 of 159 |
| Average driver age | 44.5 yrs | #123 of 159 |
Columbia County ranks #5 of 159 on average daily traffic volume but #157 of 159 on average travel time. Heavy traffic and short trips together: a compact network where destinations sit close to one another.
The three busiest roads in Columbia County average 38,901 vehicles a day, 3.3 times the county average of 11,834 across all its monitored roads.
I 20 leads with 43,493 vehicles a day, 7,644 of them trucks (17.6%). It also carries the most trucks.
Freight stands out on I 20: trucks are 17.6% of the traffic there, against 8.1% county-wide.
I 20 peaks at 43,493 vehicles a day, 3.7 times the county average; trucks are 17.6% of it, above the county-wide 8.1%.
Bobby Jones Expressway carries 3.3 times the county average at its busiest, 2,204 of them trucks (5.7%, below the county-wide 8.1%).
Travel on Belair Road's busiest stretch runs 89% over free-flow time, against 26% across the county, so expect slower peak hours.
Wheeler Road carries 2.0 times the county average on its busiest stretch, where the median trip lasts 31.3 minutes.
Washington Road is one of the more congested roads here: trips take 56% longer than at free-flow speed, against 26% county-wide.
The average monitored road in Columbia carries 11,834 vehicles per day, 60% more than the Georgia average of 7,398.
Columbia carries more traffic than 97% of counties in Georgia, averaging 11,834 vehicles per day.
The average trip in Columbia takes 28.3 minutes, 16% shorter than the Georgia average of 33.6 minutes, delays at signals and congestion included.
Drivers on Columbia roads have a median age of 45 years, and the median household income of the neighborhoods trips originate from averages $96,565, 11% above the Georgia average.
Approximately 44% of highway traffic and 15% of non-highway traffic consists of vehicles whose trip originates outside Columbia County, Georgia. A sizeable share of highway traffic comes from outside, mixed with local trips on the same roads.
Trucks make up about 8.1% of all traffic in Columbia County, Georgia, rising to 17.6% on highways, where long-haul freight concentrates.
I 20 carries the most, 43,493 vehicles per day on its busiest stretch, followed by Bobby Jones Expressway (38,982), Belair Road (34,229), Wheeler Road (23,762), Washington Road (23,171). Figures are AADT, both directions combined.
I 20, with about 7,644 trucks per day on its busiest stretch, 17.6% of its 43,493 vehicles.
About 43,493 vehicles per day in both directions on its busiest stretch, including 7,644 trucks (17.6%). Traffic is lower on its quieter stretches; TrafficZoom shows the count for every segment.

Mobile device location data (anonymized and aggregated)

Road sensor networks and traffic counters

Historical traffic pattern databases
The same traffic breakdown for the areas closest to Columbia County, Georgia.
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