According to Numbeo's Traffic Index by Country 2026 Mid-Year, Indonesia recorded a traffic index score of 191.1, placing the Southeast Asian nation behind only Sri Lanka (254.5), Bangladesh (246.2), Iran (215.3), and India (205.1) in Asia, according to the ranking by Serbian crowd-sourced online database of perceived consumer prices, real property prices, and quality of life metrics.
Jordan, Turkey, Lebanon, the Philippines, and Pakistan rounded out the top 10 most congested countries in the region.
Among other Southeast Asian nations, Malaysia, Thailand, Singapore, and Vietnam ranked lower, reflecting lighter national traffic conditions.
Indonesia is both the largest country by area and the most populous nation in Southeast Asia. According to the United Nations Population Division, its population is estimated at about 287.9 million in 2025, making it the fourth-most populous country in the world.
On a global scale, Indonesia ranked 11th.
