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Berkeley County, South Carolina Traffic Counts

This page delivers traffic analytics for Berkeley County, South Carolina. Our metrics are calculated with multi-sourced, cross-verified data from real-world mobile and sensor networks, and averaged for Berkeley County, South Carolina among 671 road miles divided in 10,260 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 345 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

9,605

Trucks

7.6%

Average travel time

32.4 min

Congestion ratio

25.1%

Drivers’ average age

43.6 yrs

Drivers’ average income

$84,863

Our data indicates an estimated average traffic volume of 9,605 vehicles per day in Berkeley County, South Carolina that results in 5,252,992 vehicle-miles traveled per day (≈1.9 billion per year). The traffic stream is comprised of an average of 1 truck for every 13 vehicles. Typical time spent behind the wheel per trip is 32.4 minutes, which already accounts for delays at signals, intersections, and congestion.

Analytical insight

When compared to the South Carolina state averages: Berkeley's average daily traffic volume is 36% higher than the state average - 9,605 vehicles per day against 7,040 - suggesting more traffic load per road, a critical factor for logistics and site planning. Across the whole network that adds up to 5,252,992 vehicle-miles traveled per day (≈1.9 billion per year), roughly 3.6% of South Carolina's statewide total. Journey times run 3% lower than the state level, at 32.4 minutes on average. The congestion ratio of 25.1% is 38% higher, pointing to more pronounced congestion than the state level - crucial for traffic control improvement and logistics planning. By volume, Berkeley's 9,605 vehicles per day outpaces 89% of counties in South Carolina. Its average travel time of 32.4 minutes is longer than 16% of counties in South Carolina.

Highway vs. Non-Highway Traffic Analysis

highway traffic icon

Highway Traffic

Traffic

19,907

Trucks

11.1%

Average travel time

32.9 min

Congestion ratio

38.0%

Drivers’ average age

43.8 yrs

Drivers’ average income

$83,718

A significant volume of traffic in Berkeley County, South Carolina utilizes the highway network. The average highway carries 19,907 vehicles per day, 128% more than the average non-highway road in the same area, which carries 8,734 vehicles per day. That average covers 96 highway road miles divided in 800 segments (average segment length 630 ft), together carrying 2,007,909 vehicle-miles traveled per day (≈733 million per year). 71% of counties in South Carolina move less traffic on their highways. Trucks constitute 11.1% of highway traffic.

Analytical insight

At 11.1%, highway truck share is 19% lower than the state average, marking Berkeley as a primarily local traffic hub - underscoring the importance of local access for logistics operators. By truck concentration, highways here outrank 24% of counties in South Carolina. By raw truck volume, Berkeley carries more highway trucks than 60% of counties in South Carolina.
non-highway traffic icon

Non-highway traffic

Traffic

8,734

Trucks

5.3%

Average travel time

32.4 min

Congestion ratio

24.0%

Drivers’ average age

43.5 yrs

Drivers’ average income

$85,489

The non-highway road network in Berkeley County, South Carolina supports a substantial volume of traffic. The average non-highway road carries 8,734 vehicles per day, 56% less than the average highway in the same area, which carries 19,907 vehicles per day. That average covers 575 non-highway road miles divided in 9,460 segments (average segment length 321 ft), together carrying 3,245,083 vehicle-miles traveled per day (≈1.2 billion per year). Trucks constitute 5.3% of non-highway traffic.

Analytical insight

Compared to highways, non-highway routes see 52% fewer trucks by share. The non-highway congestion ratio of 24.0% is 42% higher than the state level, suggesting slower local mobility than the state average. Berkeley's overall average travel time exceeds 16% of counties in South Carolina. 93% of counties in South Carolina see lower average driver income among trip origins than Berkeley. Berkeley's median driver age is higher than 7% of counties in South Carolina.

Time-of-Day & Seasonal Patterns

Analytical insight

In Berkeley County, South Carolina, the peak hour concentrates about 7% of the day's traffic.

Traffic Flow Profile Comparison

Metric

Berkeley

South Carolina
Average

Difference

Traffic

9,605

7,040

+36.4%

Truck % (Total Traffic)

7.6%

9.5%

-20.4%

Truck % (Highway)

11.1%

13.7%

-18.8%

Avg. Travel Time

32.4 min

33.3 min

-2.6%

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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