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Dillon County, South Carolina Traffic Counts

This page delivers traffic analytics for Dillon County, South Carolina. Our metrics are calculated with multi-sourced, cross-verified data from real-world mobile and sensor networks, and averaged for Dillon County, South Carolina among 315 road miles divided in 2,520 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 660 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.
Data current as of:
Q3 2026
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Total Traffic Volume & Performance

Traffic

3,104

Trucks

19.1%

Average travel time

46.8 min

Congestion ratio

9.0%

Drivers’ average age

47.6 yrs

Drivers’ average income

$49,987

Our data indicates an estimated average traffic volume of 3,104 vehicles per day in Dillon County, South Carolina that results in 1,306,947 vehicle-miles traveled per day (≈477 million per year). The traffic stream is comprised of an average of 1 truck for every 5 vehicles. Typical time spent behind the wheel per trip is 46.8 minutes, which already accounts for delays at signals, intersections, and congestion.

Analytical insight

When compared to the South Carolina state averages: At 3,104 vehicles per day, the average monitored road in Dillon carries 56% less traffic than the state average of 7,040 vehicles per day - a critical factor for logistics and site planning. Across the whole network that adds up to 1,306,947 vehicle-miles traveled per day (≈477 million per year), roughly 0.9% of South Carolina's statewide total. Journey times run 41% higher than the state level, at 46.8 minutes on average. Congestion runs 50% lower than the state level, at a ratio of 9.0% - smoother traffic flow - crucial for traffic control improvement and logistics planning. Dillon carries more traffic than 40% of counties in South Carolina. Its average travel time of 46.8 minutes is longer than 98% of counties in South Carolina.

Highway vs. Non-Highway Traffic Analysis

highway traffic icon

Highway Traffic

Traffic

6,311

Trucks

21.9%

Average travel time

43.4 min

Congestion ratio

13.6%

Drivers’ average age

47.5 yrs

Drivers’ average income

$51,703

A significant volume of traffic in Dillon County, South Carolina utilizes the highway network. The average highway carries 6,311 vehicles per day, 234% more than the average non-highway road in the same area, which carries 1,890 vehicles per day. That average covers 110 highway road miles divided in 692 segments (average segment length 836 ft), together carrying 1,047,296 vehicle-miles traveled per day (≈382 million per year). Trucks constitute 21.9% of highway traffic.

Analytical insight

The concentration of trucks on highways (21.9%) is 60% higher than the state average for similar road classifications. This indicates Dillon serves as a significant freight corridor. For logistics operators, this validates the importance of highway access. By truck concentration, highways here outrank 93% of counties in South Carolina. 45% of counties in South Carolina see fewer highway trucks per day than Dillon's roughly 1,385.
non-highway traffic icon

Non-highway traffic

Traffic

1,890

Trucks

7.6%

Average travel time

48.1 min

Congestion ratio

7.3%

Drivers’ average age

48.1 yrs

Drivers’ average income

$46,260

The non-highway road network in Dillon County, South Carolina supports a substantial volume of traffic. The average non-highway road carries 1,890 vehicles per day, 70% less than the average highway in the same area, which carries 6,311 vehicles per day. That average covers 206 non-highway road miles divided in 1,828 segments (average segment length 594 ft), together carrying 259,652 vehicle-miles traveled per day (≈94.8 million per year). Trucks constitute 7.6% of non-highway traffic.

Analytical insight

Non-highway roads carry a truck concentration that's 65% lower than the highway network. Non-highway congestion (7.3%) runs 57% lower than the state average, pointing to smoother local traffic flow. 98% of counties in South Carolina see shorter overall travel times than Dillon. 11% of counties in South Carolina see lower average driver income among trip origins than Dillon. The driver population here skews older than 47% of counties in South Carolina.

Time-of-Day & Seasonal Patterns

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Peak Traffic Windows
Weekday peaks:
AM peak 10:00 AM–12:00 PM and PM peak 4:00 PM–6:00 PM, with volumes reaching approximately 64% higher than the daily average.
Weekend traffic:
Weekend volumes run about 11% above weekday levels.
seasonal traffic icon
Seasonal Fluctuation
Busy season:
May–July is the high season, with volumes +7% versus the annual average.
Lowest month:
September is the quietest month, with volumes -11% versus the annual average.

Analytical insight

In Dillon County, South Carolina, the peak hour concentrates about 7% of the day's traffic, and seasonal swing is mild at +7% in high season.

Traffic Flow Profile Comparison

Metric

Dillon

South Carolina
Average

Difference

Traffic

3,104

7,040

-55.9%

Truck % (Total Traffic)

19.1%

9.5%

+100.9%

Truck % (Highway)

21.9%

13.7%

+60.3%

Avg. Travel Time

46.8 min

33.3 min

+40.7%

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)

Road sensor networks and traffic counters

Historical traffic pattern databases

Public traffic count programs published by the

South CarolinaDepartment of Transportation

Historical traffic pattern databases

U.S. Census Bureau
All metrics represent estimates based on statistical modeling and are intended for strategic planning purposes.
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Data current as of:
Q3 2026

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