Join Us!


Be an Advocate

  • When you join Blackwell PTSA, you also become a member of Washington State PTA, the largest child advocacy organization in Washington State, and of National PTA, the oldest and largest child advocacy organization in the United States.

Support School Grants, Programs, and Events 

Receive Membership Benefits

  • You receive access to the student/parent directory, have a vote at general membership PTSA meetings, and can take advantage of many consumer membership discounts.


The cost of an annual membership is $25/families, $15/individuals, and $10/staff and teachers.


If you have any questions, please contact



Elizabeth Blackwell PTSA 2.8.54
3225 205th Pl NE
Sammamish, WA 98074
EIN 91-1911244

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