Seattle — Lumen Field

Lumen Field leads the 2026 host cities with its enclosed design generating the loudest stadium noise in North America, consistently exceeding 130 decibels during matches. Seattle Sounders FC’s matchday attendance averaged 42,000 in 2023, the highest consistent MLS turnout among all 2026 host cities, outperforming #10 Atlanta’s attendance by 8%. This established football infrastructure and fan base makes Seattle the deepest American host city for World Cup preparations, backed by six scheduled matches, including a potential knockout round.