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TrafficThe average number of vehicles that travel each day over any road in the road network. | vehicles per day2,379 |
|---|---|
TrucksThe percentage of the total traffic volume composed of heavy vehicles. | 17.6% |
Average travel timeThe average time of travel averaged among all vehicles traveling on the road network. | 37.6 min |
Congestion ratioThe rate at which the actual travel time exceeds free-flow travel time, averaged among all roads in the network. | 7.3% |
Drivers’ average ageAverage age of residents in the geographic areas where the vehicle trips originated. | 43.2 yrs |
Drivers’ average incomeAverage income of residents in the geographic areas where the vehicle trips originated. | $84,416 |
A typical monitored road in Dallam County, Texas sees 2,379 vehicles per day, while its 275 miles of monitored roads together handle 416,101 vehicle-miles traveled per day (≈152 million per year). Freight weighs heavily here: trucks are 17.6% of traffic, against 9.8% across Texas.
Dallam sees 65% lower average daily traffic volume than the state average (2,379 vehicles per day against 6,895), suggesting less demand on each road - quiet roads that suit freight movement more than drive-by retail. In total volume terms, its road network carries less than 0.1% of Texas's statewide total of vehicle-miles. By volume, Dallam's 2,379 vehicles per day trails 64% of counties in Texas.
The average trip takes 37.6 minutes, 15% higher than the state level. Its average travel time of 37.6 minutes is longer than 70% of counties in Texas.
The congestion ratio of 7.3% is 55% lower, pointing to smoother traffic flow than the state level - delays are rare enough to plan travel times almost to the minute.
| Traffic | vehicles per day5,184 |
|---|---|
| Trucks | 19.6% |
| Average travel time | 38.7 min |
| Congestion ratio | 9.0% |
| Drivers’ average age | 43.3 yrs |
| Drivers’ average income | $80,293 |
Highways carry the vast majority of travel in Dallam County, Texas, 80% of all vehicle-miles. The average highway carries 5,184 vehicles per day, 458% more than the average non-highway road in the same area, which carries 930 vehicles per day.
With 39% of the road miles (106 miles in 369 segments), highways punch above their length, carrying 333,914 vehicle-miles traveled per day (≈122 million per year).
The concentration of trucks on highways (19.6%) is 43% higher than the state average for similar road classifications. Highways here lean toward freight, so highway access is a real asset for logistics operators.
70% of counties in Texas see a lower highway truck share than Dallam's 19.6%. 73% of counties in Texas see more highway trucks per day than Dallam's roughly 1,017.
| Traffic | vehicles per day930 |
|---|---|
| Trucks | 9.7% |
| Average travel time | 37.1 min |
| Congestion ratio | 6.5% |
| Drivers’ average age | 42.8 yrs |
| Drivers’ average income | $92,623 |
Local roads carry a smaller share of travel in Dallam County, Texas, 20% of vehicle-miles; most driving happens on highways. The average non-highway road carries 930 vehicles per day.
Spread over 169 miles and 714 segments, 61% of the road network, local roads carry a lighter load per mile: 82,187 vehicle-miles traveled per day (≈30.0 million per year). About 1 in 10 vehicles on non-highway roads is a truck (9.7%).
The concentration of trucks on non-highway roads is 51% lower than on highways.
The non-highway congestion ratio of 6.5% is 60% lower than the state level, suggesting more efficient local mobility than the state average.
85% of counties in Texas see lower average driver income among trip origins than Dallam. Dallam's median driver age is lower than 69% of counties in Texas.
The truck share sets Dallam County apart: 81% above the Texas average. Its average daily traffic per road, by contrast, is 65% below.
| Metric | Dallam County | Texas average | Difference |
|---|---|---|---|
| Traffic | 2,379 | 6,895 | -65.5% |
| Truck % (Total Traffic) | 17.6% | 9.8% | +80.7% |
| Truck % (Highway) | 19.6% | 13.8% | +42.6% |
| Avg. Travel Time | 37.6 min | 32.6 min | +15.3% |
Nothing in this table sets Dallam County sharply apart from the 4 areas nearest to it, though it has the second busiest roads of the five.
| Area | Average daily traffic | Truck share | Daily vehicle-miles | Average travel time | Congestion ratio |
|---|---|---|---|---|---|
| Dallam County | 2,379 | 17.6% | 416,101 | 37.6 min | 7.3% |
| Hartley County, Texas | 2,364 | 21.6% | 494,454 | 48.4 min | 7.4% |
| Cimarron County, Oklahoma | 1,658 | 25.8% | 322,256 | 50.6 min | 4.5% |
| Sherman County, Texas | 1,844 | 20.6% | 250,937 | 44.7 min | 5.1% |
| Moore County, Texas | 4,252 | 15.0% | 578,670 | 33.8 min | 8.3% |
| Texas average | 6,895 | 9.8% | N/A | 32.6 min | 16.4% |
Average driver income places Dallam County #39 of 254 in Texas - the top quarter of the state.
| Measure | Dallam County | Texas rank |
|---|---|---|
| Traffic volume (AADT) | 2,379 | #162 of 254 |
| Highway vehicle-miles per day | 333,914 | #154 of 227 |
| Truck share on highways | 19.6% | #68 of 227 |
| Highway trucks per day | 1,017 | #165 of 227 |
| Average travel time | 37.6 min | #78 of 254 |
| Average driver income | $84,416 | #39 of 254 |
| Average driver age | 43.2 yrs | #175 of 254 |
On their busiest stretches, the three busiest roads in Dallam County carry 8,243 vehicles a day on average, 3.5 times the typical road in the county (2,379).
Railroad Street leads with 12,710 vehicles a day, 1,186 of them trucks (9.3%). That is 2.1 times the next road, 7th Street (6,017). It also carries the most trucks.
Trips using US 287 are long: a median of 57.5 minutes against 37.6 county-wide, the mark of a through route.
Freight stands out on US 287: trucks are 27.1% of the traffic there, against 17.6% county-wide.
Railroad Street is one of the more congested roads here: trips take 18% longer than at free-flow speed, against 7% county-wide.
The busiest stretch of 7th Street carries 2.5 times the county average; trucks are 10.5% of it, below the county-wide 17.6%.
On its busiest stretch, 2nd Street carries 2.5 times the county average; trucks are 13.2% of it, below the county-wide 17.6%.
Denver Avenue peaks at 5,540 vehicles a day, 2.3 times the county average; trucks are 10.3% of it, below the county-wide 17.6%.
US 87 carries through traffic: the median trip using it lasts 50.2 minutes, against 37.6 for the county.
At 27% more than the county average, US 287 draws drivers from neighborhoods averaging $69,409 in household income.
The average monitored road in Dallam carries 2,379 vehicles per day, 65% less than the Texas average of 6,895.
Dallam's average travel time of 37.6 minutes is longer than 70% of counties in Texas.
Weekday traffic has two busy windows: AM peak 10:00 AM–12:00 PM and a long afternoon plateau from 3:00 PM to 7:00 PM - about 67% above the daily average.
Drivers on Dallam roads have a median age of 43 years, and the median household income of the neighborhoods trips originate from averages $84,416, 7% below the Texas average.
Trucks make up about 17.6% of all traffic in Dallam County, Texas, rising to 19.6% on highways, where long-haul freight concentrates.
Approximately 41% of highway traffic and 32% of non-highway traffic consists of vehicles whose trip originates outside Dallam County, Texas. A sizeable share of highway traffic comes from outside, mixed with local trips on the same roads.
The average trip in Dallam takes 37.6 minutes, 15% longer than the Texas average of 32.6 minutes, delays at signals and congestion included.
Railroad Street carries the most, 12,710 vehicles per day on its busiest stretch, followed by 7th Street (6,017), 2nd Street (6,001), Denver Avenue (5,540), US 87 (5,347). Figures are AADT, both directions combined.
Railroad Street, with about 1,186 trucks per day on its busiest stretch, 9.3% of its 12,710 vehicles.
About 12,710 vehicles per day in both directions on its busiest stretch, including 1,186 trucks (9.3%). 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 Dallam County, Texas.
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