The roadway lane-miles in the US increased from 2023 to 2028, starting at 8.946 million in 2023 and reaching 9.068 million by 2028. From 2024 to 2025, the growth rate was 0.26%, and 0.25% from 2025 to 2026. The pace of expansion slightly decreased to 0.24% between 2026 and 2027 and between 2027 and 2028. The compounded annual growth rate (CAGR) from 2024 to 2028 was approximately 0.25%.
Future trends to watch include increased investments in smart infrastructure and emerging transportation technologies aimed at improving traffic flow and sustainable urban developments, potentially influencing lane-mile expansion.
