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Westmoreland County, Pennsylvania Traffic Counts

This page delivers traffic analytics for Westmoreland County, Pennsylvania. Our metrics are calculated with multi-sourced, cross-verified data from real-world mobile and sensor networks, and averaged for Westmoreland County, Pennsylvania among 1,287 road miles divided in 22,788 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 298 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

4,849

Trucks

10.9%

Average travel time

31.4 min

Congestion ratio

13.8%

Drivers’ average age

52.3 yrs

Drivers’ average income

$78,590

Our data indicates an estimated average traffic volume of 4,849 vehicles per day in Westmoreland County, Pennsylvania that results in 6,929,212 vehicle-miles traveled per day (≈2.5 billion per year). The traffic stream is comprised of an average of 1 truck for every 9 vehicles. Typical time spent behind the wheel per trip is 31.4 minutes, which already accounts for delays at signals, intersections, and congestion.

Analytical insight

When compared to the Pennsylvania state averages: Westmoreland's average daily traffic volume is 14% lower than the state average - 4,849 vehicles per day against 5,617 - suggesting less traffic load per road, a critical factor for logistics and site planning. Across the whole network that adds up to 6,929,212 vehicle-miles traveled per day (≈2.5 billion per year), roughly 3.2% of Pennsylvania's statewide total. At 31.4 minutes, the average travel time is 9% lower than the state level. The congestion ratio of 13.8% is 17% lower, pointing to smoother traffic flow than the state level - crucial for traffic control improvement and logistics planning. By volume, Westmoreland's 4,849 vehicles per day outpaces 71% of counties in Pennsylvania. On travel time, Westmoreland runs longer than 9% of counties in Pennsylvania.

Highway vs. Non-Highway Traffic Analysis

highway traffic icon

Highway Traffic

Traffic

12,579

Trucks

15.5%

Average travel time

37.5 min

Congestion ratio

26.7%

Drivers’ average age

52.2 yrs

Drivers’ average income

$78,845

A significant volume of traffic in Westmoreland County, Pennsylvania utilizes the highway network. The average highway carries 12,579 vehicles per day, 217% more than the average non-highway road in the same area, which carries 3,963 vehicles per day. That average covers 345 highway road miles divided in 2,343 segments (average segment length 777 ft), together carrying 3,740,193 vehicle-miles traveled per day (≈1.4 billion per year). By highway travel volume, Westmoreland outranks 87% of counties in Pennsylvania. Trucks constitute 15.5% of highway traffic.

Analytical insight

Highway truck concentration here runs 2% lower than the state average, at 15.5% - positioning Westmoreland as a primarily local traffic hub. For logistics operators, this validates the importance of local access. 43% of counties in Pennsylvania see a lower highway truck share than Westmoreland's 15.5%. By raw truck volume, Westmoreland carries more highway trucks than 40% of counties in Pennsylvania.
non-highway traffic icon

Non-highway traffic

Traffic

3,963

Trucks

5.5%

Average travel time

30.6 min

Congestion ratio

12.3%

Drivers’ average age

52.5 yrs

Drivers’ average income

$78,399

The non-highway road network in Westmoreland County, Pennsylvania supports a substantial volume of traffic. The average non-highway road carries 3,963 vehicles per day, 68% less than the average highway in the same area, which carries 12,579 vehicles per day. That average covers 942 non-highway road miles divided in 20,445 segments (average segment length 243 ft), together carrying 3,189,019 vehicle-miles traveled per day (≈1.2 billion per year). Trucks constitute 5.5% of non-highway traffic.

Analytical insight

The concentration of trucks on non-highway roads is 65% lower than on highways. Non-highway congestion (12.3%) runs 22% lower than the state average, pointing to smoother local traffic flow. Overall, average travel time here is longer than 9% of counties in Pennsylvania. Trip origins here have higher average income than 68% of counties in Pennsylvania. 77% of counties in Pennsylvania have a younger driver population than Westmoreland.

Time-of-Day & Seasonal Patterns

Analytical insight

In Westmoreland County, Pennsylvania, the peak hour concentrates about 7% of the day's traffic.

Traffic Flow Profile Comparison

Metric

Westmoreland

Pennsylvania
Average

Difference

Traffic

4,849

5,617

-13.7%

Truck % (Total Traffic)

10.9%

10.6%

+2.2%

Truck % (Highway)

15.5%

15.8%

-1.8%

Avg. Travel Time

31.4 min

34.6 min

-9.4%

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

PennsylvaniaDepartment 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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