In 2022, traffic data indicated that approximately 9.84 million vehicles traveled through Seoul's roads on average per weekday, marking a reduction of 10,000 vehicles compared to the previous year. The city reported a consistent decline in vehicle numbers for the second consecutive year, with total weekday traffic averaging 9.835 million vehicles and holiday traffic averaging 8.63 million. The average speed for vehicles during weekdays was recorded at 21.7 km/h, while during holidays, it increased slightly to 23.9 km/h, remaining similar to the previous year. Among urban expressways, Olympic Boulevard saw the highest traffic volumes with an average speed of 50.6 km/h, accommodating about 239,000 vehicles daily. Conversely, the northern line expressway experienced the worst congestion, averaging at a speed of just 36.8 km/h. In the central districts, Namsan Tunnel No. 1 had the highest traffic count, with about 71,000 vehicles daily, while the slowest road was Wujeongguk-ro near Jonggak, with an average speed of only 16.1 km/h, attributed to narrow intersection spacing and frequent gatherings or events. The analysis also highlighted monthly and daily variations in traffic; November recorded the highest daily average of 10.04 million vehicles, whereas January had the lowest at 9.54 million. Fridays typically saw the most traffic with 10.26 million vehicles, while Sundays had the least at 8.41 million. The evening commute between 6 PM and 8 PM was particularly troublesome, averaging just 19.8 km/h, showcasing the challenges urban commuters face in Seoul.