This page delivers traffic analytics for Grimes County, Texas. Our metrics are calculated with multi-sourced, cross-verified data from real-world mobile and sensor networks, and averaged for Grimes County, Texas among 357 road miles divided in 2,993 segments. Our metrics go beyond simple volume counts to provide actionable insights on traffic intensity, congestion, commercial vehicle flow, and network performance with highest possible granularity (average segment length is 630 ft). Whether you are evaluating a new retail location, planning logistics routes, or assessing infrastructure needs, this data helps you move from assumptions to certainty.
Data sourced from TrafficZoom's proprietary analytics platform.
The average number of vehicles that travel each day over any road in the road network.
4,024
Trucks
Trucks
The percentage of the total traffic volume composed of heavy vehicles.
9.6%
Average travel time
Average travel time
The average time of travel averaged among all vehicles traveling on the road network.
40.9 min
Congestion ratio
Congestion ratio
The rate at which the actual travel time exceeds free-flow travel time, averaged among all roads in the network.
13.6%
Drivers’ average age
Drivers’ average age
Average age of residents in the geographic areas where the vehicle trips originated.
39.6 yrs
Drivers’ average income
Drivers’ average income
Average income of residents in the geographic areas where the vehicle trips originated.
$81,741
Our data indicates an estimated average traffic volume of 4,024 vehicles per day in Grimes County, Texas that results in 1,425,886 vehicle-miles traveled per day (≈520 million per year). The traffic stream is comprised of an average of 1 truck for every 10 vehicles. Typical time spent behind the wheel per trip is 40.9 minutes, which already accounts for delays at signals, intersections, and congestion.
Analytical insight
When compared to the Texas state averages: Grimes sees 42% lower average daily traffic volume than the state average (4,024 vehicles per day against 6,895), suggesting less demand on each road - a critical factor for logistics and site planning. Network-wide, Grimes accounts for about 0.2% of Texas's statewide total, at 1,425,886 vehicle-miles traveled per day (≈520 million per year). The average trip takes 40.9 minutes, 25% higher than the state level. The congestion ratio of 13.6% is 17% lower, pointing to smoother traffic flow than the state level - crucial for traffic control improvement and logistics planning. Grimes carries more traffic than 69% of counties in Texas. Its average travel time of 40.9 minutes is longer than 80% of counties in Texas.
Highway vs. Non-Highway Traffic Analysis
Highway Traffic
Traffic
Traffic
The average number of vehicles that travel each day over any road in the road network.
9,502
Trucks
Trucks
The percentage of the total traffic volume composed of heavy vehicles.
12.6%
Average travel time
Average travel time
The average time of travel averaged among all vehicles traveling on the road network.
54.4 min
Congestion ratio
Congestion ratio
The rate at which the actual travel time exceeds free-flow travel time, averaged among all roads in the network.
30.9%
Drivers’ average age
Drivers’ average age
Average age of residents in the geographic areas where the vehicle trips originated.
38.0 yrs
Drivers’ average income
Drivers’ average income
Average income of residents in the geographic areas where the vehicle trips originated.
$83,261
A significant volume of traffic in Grimes County, Texas utilizes the highway network. The average highway carries 9,502 vehicles per day, 171% more than the average non-highway road in the same area, which carries 3,507 vehicles per day. That average covers 48 highway road miles divided in 258 segments (average segment length 984 ft), together carrying 511,513 vehicle-miles traveled per day (≈187 million per year). Trucks constitute 12.6% of highway traffic.
Analytical insight
The concentration of trucks on highways (12.6%) is 9% lower than the state average for similar road classifications. This indicates Grimes serves as a primarily local traffic hub. For logistics operators, this validates the importance of local access. By truck concentration, highways here outrank 29% of counties in Texas. Grimes's highway truck count is higher than 53% of counties in Texas, at roughly 1,194 trucks per day.
Non-highway traffic
Traffic
Traffic
The average number of vehicles that travel each day over any road in the road network.
3,507
Trucks
Trucks
The percentage of the total traffic volume composed of heavy vehicles.
7.9%
Average travel time
Average travel time
The average time of travel averaged among all vehicles traveling on the road network.
39.6 min
Congestion ratio
Congestion ratio
The rate at which the actual travel time exceeds free-flow travel time, averaged among all roads in the network.
12.0%
Drivers’ average age
Drivers’ average age
Average age of residents in the geographic areas where the vehicle trips originated.
42.9 yrs
Drivers’ average income
Drivers’ average income
Average income of residents in the geographic areas where the vehicle trips originated.
$81,189
The non-highway road network in Grimes County, Texas supports a substantial volume of traffic. The average non-highway road carries 3,507 vehicles per day, 63% less than the average highway in the same area, which carries 9,502 vehicles per day. That average covers 309 non-highway road miles divided in 2,735 segments (average segment length 597 ft), together carrying 914,374 vehicle-miles traveled per day (≈334 million per year). Trucks constitute 7.9% of non-highway traffic.
Analytical insight
Non-highway roads carry a truck concentration that's 37% lower than the highway network. At 25% lower than the state level, the non-highway congestion ratio of 12.0% signals easier movement on local roads. 80% of counties in Texas see shorter overall travel times than Grimes. Grimes's average driver income exceeds 82% of counties in Texas. The driver population here skews older than 4% of counties in Texas.
Time-of-Day & Seasonal Patterns
Peak Traffic Windows
Weekday peaks:
AM peak 7:00 AM–8:00 AM and PM peak 3:00 PM–7:00 PM, with volumes reaching approximately 82% higher than the daily average.
Weekend traffic:
Weekend volumes run about 6% below weekday levels.
Seasonal Fluctuation
Busy season:
September–November is the high season, with volumes +6% versus the annual average.
Lowest month:
January is the quietest month, with volumes -14% versus the annual average.
Analytical insight
In Grimes County, Texas, the peak hour concentrates about 8% of the day's traffic, and seasonal swing is mild at +6% in high season.
Traffic Flow Profile Comparison
Metric
Grimes
Texas
Average
Difference
Traffic
4,024
6,895
-41.6%
Truck % (Total Traffic)
9.6%
9.8%
-1.9%
Truck % (Highway)
12.6%
13.8%
-8.6%
Avg. Travel Time
40.9 min
32.6 min
+25.3%
Frequently Asked Questions
The average daily traffic volume is calculated at 4,024 vehicles per day, providing a baseline for daily operations and site assessment.
Grimes carries more traffic than 69% of counties in Texas, averaging 4,024 vehicles per day.
Approximately 63% of highway traffic and 22% of non-highway traffic consists of vehicles whose trip originates outside Grimes County, Texas. This indicates that a portion of highway traffic is regional pass-through, while local roads are more representative of resident and commuter activity.
Weekday peaks occur between 7:00 AM and 8:00 AM in the morning and between 3:00 PM and 7:00 PM in the evening - about 82% above the daily average.
Drivers on Grimes roads have a median age of 40 years, and the median household income of the neighborhoods trips originate from averages $81,741 - useful context for retail siting and customer profiling.
Trucks account for approximately 9.6% of the total traffic mix across all road types, with a significantly higher concentration of 12.6% on highways.
Data Sources & Methodology
The data presented on this page is derived from TrafficZoom's proprietary analytics platform, which aggregates and normalizes information from multiple sources, including:
Mobile device location data (anonymized and aggregated)
