U.S. lumber prices have climbed to their highest levels in more than three years, driven by impending tariff increases on Canadian imports, seasonal demand, and tightening supply. The sharp rise has placed additional pressure on homebuilders and contractors, who are already contending with elevated material costs and interest rate fluctuations. Lumber futures reached $686.72 per thousand board feet in intraday trading last week before settling at $671.09 by the end of March 26, according to Trading Economics. Spot market prices remain at levels not seen since the height of the pandemic-driven housing boom. Analysts suggest ...