Washington State Parks Pet Policy: Pets are allowed in most Washington State Parks, but must be under physical control, on a leash no greater than 8 feet in length, or otherwise physically restrained, at all times. Pets are not permitted on any designated swimming beach; within a natural area preserve; during the skiing season on any designated alpine ski site or cross country ski trail in which the track has been prepared, set, or groomed; or in any public building unless so posted. Pets are not allowed inside vacation houses, but are permitted in designated yurts/cabins. Horses are allowed only in designated parks.
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