Producer Price Index: Steel

The Producer Price Index of Steel in the US is projected to climb 4.9% in 2026 to reach 311.1, temporarily reversing the broader downtrend from 2021 to 2026. New, elevated tariffs on imported steel, together with strong demand from major infrastructure projects such as large rail and transport projects, tighten effective supply and allow domestic mills to command higher prices. Infrastructure spending tied to programs like the Infrastructure Investment and Jobs Act and the California Railway Initiative channels more construction and equipment demand toward domestically sourced steel, reinforcing near-term price support despite softening conditions in some private construction markets.

Steel tariffs aim to foster domestic manufacturing by making foreign steel less competitive in the US market, leading to a short-term surge in domestic steel prices. Meanwhile, ongoing trade negotiations, including a significant non-binding agreement with the UK that reduced tariffs from 50.0% to 25.0% in early 2025, provided avenues for potential future price stabilization. This agreement provided economic relief amid fluctuating market conditions, easing the cost pressures faced by domestic industries reliant on steel imports.

Over the five years to 2026, however, the steel price index has trended lower at a CAGR of 2.4%, even as it swung sharply in response to policy and geopolitical shocks. A powerful rebound from the pandemic slump in 2021 sent prices soaring 90.2% as global construction and manufacturing snapped back, but subsequent shifts in US trade policy—including changes to Section 232 measures and selective tariff reductions with key partners—opened the door to more imports and greater competition. Russia's invasion of Ukraine and associated energy and logistics disruptions pushed costs and prices higher through 2022, before easing supply chain bottlenecks and moderating global demand helped pull prices back in 2023. The combined effect of global overcapacity, subdued construction in key overseas markets and the gradual resolution of supply constraints outweighed the price support from domestic content requirements and infrastructure programs, leaving the index lower overall but punctuated by policy-driven spikes, such as the 2026 tariff shock.