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TrafficThe average number of vehicles that travel each day over any road in the road network. | vehicles per day3,148 |
|---|---|
TrucksThe percentage of the total traffic volume composed of heavy vehicles. | 11.5% |
Average travel timeThe average time of travel averaged among all vehicles traveling on the road network. | 34.8 min |
Congestion ratioThe rate at which the actual travel time exceeds free-flow travel time, averaged among all roads in the network. | 8.9% |
Drivers’ average ageAverage age of residents in the geographic areas where the vehicle trips originated. | 46.3 yrs |
Drivers’ average incomeAverage income of residents in the geographic areas where the vehicle trips originated. | $64,483 |
The average monitored road in San Jacinto County, Texas carries 3,148 vehicles per day. Across its 272 miles of monitored roads, that adds up to 1,034,617 vehicle-miles traveled per day (≈378 million per year). At 11.5%, the truck share runs above the 9.8% across Texas: about 1 in 9 vehicles.
San Jacinto's average daily traffic volume is 54% lower than the state average - 3,148 vehicles per day against 6,895 - suggesting less traffic load per road - quiet roads that suit freight movement more than drive-by retail. Across the whole network, that travel is about 0.1% of Texas's statewide total. San Jacinto carries more traffic than 52% of counties in Texas.
Journey times run 6% higher than the state level, at 34.8 minutes on average. On travel time, San Jacinto runs longer than 51% of counties in Texas.
Congestion runs 46% lower than the state level, at a ratio of 8.9%, which means smoother traffic flow - travel times are easy to plan around for scheduled deliveries.
| Traffic | vehicles per day9,910 |
|---|---|
| Trucks | 14.7% |
| Average travel time | 52.4 min |
| Congestion ratio | 19.7% |
| Drivers’ average age | 46.0 yrs |
| Drivers’ average income | $66,653 |
Highways carry more than half of all travel in San Jacinto County, Texas (57% of vehicle-miles). The average highway carries 9,910 vehicles per day, 295% more than the average non-highway road in the same area, which carries 2,509 vehicles per day.
Yet highways are only 17% of the road network, 46 miles in 242 segments, so each mile of them is 3.4 times as busy as the average road mile.
That is more highway travel volume than 50% of counties in Texas.
Highway truck concentration here runs 7% higher than the state average, at 14.7%. The highway traffic mix is typical for Texas: neither freight- nor commuter-dominated.
By truck concentration, highways here trail 54% of counties in Texas. San Jacinto's highway truck count is higher than 67% of counties in Texas, at roughly 1,452 trucks per day.
| Traffic | vehicles per day2,509 |
|---|---|
| Trucks | 7.2% |
| Average travel time | 33.1 min |
| Congestion ratio | 7.9% |
| Drivers’ average age | 47.1 yrs |
| Drivers’ average income | $62,627 |
A significant share of driving in San Jacinto County, Texas, 43% of vehicle-miles, happens on local roads. On the average non-highway road, that comes to 2,509 vehicles per day.
Spread over 226 miles and 2,562 segments, 83% of the road network, local roads carry a lighter load per mile: 443,209 vehicle-miles traveled per day (≈162 million per year). About 1 in 14 vehicles on non-highway roads is a truck (7.2%).
The concentration of trucks on non-highway roads is 51% lower than on highways.
Non-highway congestion (7.9%) runs 51% lower than the state average, pointing to smoother local traffic flow.
San Jacinto's average driver income is lower than 69% of counties in Texas. The driver population here skews older than 58% of counties in Texas.
The average daily traffic per road sets San Jacinto County apart: 54% below the Texas average. Its truck share, by contrast, is 17% above.
| Metric | San Jacinto County | Texas average | Difference |
|---|---|---|---|
| Traffic | 3,148 | 6,895 | -54.3% |
| Truck % (Total Traffic) | 11.5% | 9.8% | +17.4% |
| Truck % (Highway) | 14.7% | 13.8% | +6.5% |
| Avg. Travel Time | 34.8 min | 32.6 min | +6.5% |
Against the 4 nearest areas, San Jacinto County moves 18.5% of the total daily travel and carries 49.7% less traffic on a typical road; it has the quietest roads of the five. Less traffic and more room for it - the roads here run both quieter and freer than the areas around them.
| Area | Average daily traffic | Truck share | Daily vehicle-miles | Average travel time | Congestion ratio |
|---|---|---|---|---|---|
| San Jacinto County | 3,148 | 11.5% | 1,034,617 | 34.8 min | 8.9% |
| Polk County, Texas | 4,988 | 12.6% | 1,966,898 | 33.2 min | 12.2% |
| Walker County, Texas | 5,341 | 13.5% | 2,813,824 | 33.1 min | 12.1% |
| Montgomery County, Texas | 9,598 | 6.0% | 15,010,314 | 31.7 min | 19.2% |
| Liberty County, Texas | 5,104 | 10.2% | 2,639,277 | 35.6 min | 12.3% |
| Texas average | 6,895 | 9.8% | N/A | 32.6 min | 16.4% |
On all 7 measures below, San Jacinto County lands in the middle of the Texas field rather than at either end.
| Measure | San Jacinto County | Texas rank |
|---|---|---|
| Traffic volume (AADT) | 3,148 | #122 of 254 |
| Highway vehicle-miles per day | 591,409 | #114 of 227 |
| Truck share on highways | 14.7% | #123 of 227 |
| Highway trucks per day | 1,452 | #76 of 227 |
| Average travel time | 34.8 min | #125 of 254 |
| Average driver income | $64,483 | #175 of 254 |
| Average driver age | 46.3 yrs | #108 of 254 |
The three busiest roads in San Jacinto County average 18,522 vehicles a day, 5.9 times the county average of 3,148 across all its monitored roads.
US 59 leads with 30,707 vehicles a day, 4,625 of them trucks (15.1%). No other road comes close: US-59, in second place, carries 15,252. It also carries the most trucks.
US 59 carries longer journeys than most roads here, with a median trip of 55.5 minutes against 34.8 county-wide.
Delays build on US 59: its congestion ratio of 34% over free-flow time is well above the county's 9%.
Travel on US-59's busiest stretch runs 34% over free-flow time, against 9% across the county, so expect slower peak hours.
TX 105 carries through traffic: the median trip using it lasts 48.6 minutes, against 34.8 for the county.
US 190 peaks at 7,982 vehicles a day, 2.5 times the county average; trucks are 8.8% of it, below the county-wide 11.5%.
Byrd Avenue carries 2.4 times the county average at its busiest, 452 of them trucks (6.0%, below the county-wide 11.5%).
Trips on Main Street are short, a median 24.1 minutes against 34.8 county-wide, so it mostly serves local errands and commutes.
The average monitored road in San Jacinto carries 3,148 vehicles per day, 54% less than the Texas average of 6,895.
Trip origins in San Jacinto have lower average income than 69% of counties in Texas.
Drivers on San Jacinto roads have a median age of 46 years, older than the Texas average of 42, and the median household income of the neighborhoods trips originate from averages $64,483, 29% below the Texas average.
Weekday traffic has two busy windows: AM peak 7:00 AM–8:00 AM and a long afternoon plateau from 3:00 PM to 7:00 PM - about 77% above the daily average.
The average trip in San Jacinto takes 34.8 minutes, 6% longer than the Texas average of 32.6 minutes, delays at signals and congestion included.
Trucks make up about 11.5% of all traffic in San Jacinto County, Texas, rising to 14.7% on highways, where long-haul freight concentrates.
Approximately 60% of highway traffic and 13% of non-highway traffic consists of vehicles whose trip originates outside San Jacinto County, Texas. A sizeable share of highway traffic comes from outside, mixed with local trips on the same roads.
US 59 carries the most, 30,707 vehicles per day on its busiest stretch, followed by US-59 (15,252), TX 105 (9,607), US 190 (7,982), Byrd Avenue (7,513). Figures are AADT, both directions combined.
US 59, with about 4,625 trucks per day on its busiest stretch, 15.1% of its 30,707 vehicles.
About 30,707 vehicles per day in both directions on its busiest stretch, including 4,625 trucks (15.1%). 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 San Jacinto County, Texas.
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