Pierce County DADU Rules Just Changed! What This Means For You…

DADU Updates Pierce County

Washington State HB 1337 – July 2025 Update House Bill 1337, effective July 23, 2025, requires cities and counties – including Pierce County and its municipalities — to allow at least two Accessory Dwelling Units (ADUs) per lot that already permits a single-family home Here’s a refreshed breakdown for Pierce County residents: Key Provisions in Effect Two […]