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Join In Rio Highlands Homeowners!

Thank you for your past support through the Rio Highlands Homeowners Association! Membership dues fund various projects from inception to completion and those that require sustaining. Please support with your continued membership!

  • 2019 Special Offer: Rio Highlands membership is $25 ($5 savings) 

  • RDMIA is a 501(c)(4) non-profit organization

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Our twice yearly meetings include presentations covering local issues and ongoing projects that impact the Rio del Mar community. We are fortunate to host guest speakers such as County Supervisor Zach Friend and local government officials reporting on current initiatives.  And a huge shout out to the exceptional folks at the  Rio Sands Hotel for the meeting place venue!

We welcome your suggestions for future speakers and agenda items.  Please contact us at

Membership Form

The Rio del Mar Improvement Association 2019 membership for Rio Highlands households is $25 by check or PayPal.  A $500 lifetime membership is also offered.

Ways To Join:

  1. Complete online membership form and pay via PayPal ($25) using Donate button

  2. Complete online membership form and mail check payable to RDMIA ($25)

  3. Print out membership form and complete along with check payable to RDMIA ($25) and mail


If mailing, forms and fees should be addressed to RDMIA, P.O. Box 274, Aptos, CA 95001 – 0274.  

Thank you!

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Membership Benefits

Community – conservation – cooperation are important aspects of the Rio del Mar Improvement Association.  Membership benefits include:

  • Informative newsletters throughout the year

  • Bi-annual meetings covering important community issues

  • Email alerts about local government developments that impact Rio del Mar 

  • Your engagement to neighborhood improvements that make Rio del Mar the unique and highly sought-after place to live

Join today!  Many thanks to all our current members in support of the Association.

Privacy Policy

Your contact information is used solely for newsletter and RDMIA communications.  Your information is not shared with any other member or 3rd party.  If you have any questions please contact

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