Pierce County has no ordinance specifically prohibiting or permitting synthetic/artificial turf on residential lots. Installation must still meet general zoning, impervious-surface, stormwater, and critical-area rules that apply to any ground-cover change.
There is no artificial-turf-specific provision in the Pierce County Code, so synthetic lawns are broadly allowed on private property in the unincorporated county. The applicable constraints are general development rules. Depending on product and base, artificial turf can count toward impervious surface, which matters where a site nears its lot-coverage limit or is subject to the stormwater standards in Title 11 (Storm Drainage and Surface Water Management). Installations within a critical area or buffer, or that clear native vegetation, may trigger review under PCC 18J.15.020 and Title 18E. On required-landscape or tree-conservation areas, turf cannot substitute for plantings mandated by an approved plan. For an ordinary developed yard outside those overlays, no county permit is generally needed.
With no turf-specific rule, enforcement arises only through general provisions: exceeding impervious-surface or lot-coverage limits, violating stormwater rules, or clearing regulated native vegetation to install turf can be cited under Titles 11, 18E, and 18J.
Other ordinances people look up for this city. Green dot = verified primary-source excerpt.
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