Join Us!
The Lake Madison Development Association is an important part of keeping our lake headed in the right direction. We have faced many challenges over the past several decades, and we’re always working on the future. Your dues are very important to keep this work moving forward. Please pay your 2025 membership dues today!
Instructions: Please fill out this form below, then after you've completed the form, please pay your dues by clicking the "Buy Now" link below the form. If you've completed the form sucessfully, you'll receieve a confirmation email.
LMDA 2025 Membership Form
If you prefer to mail in your memberhips dues, print out the
2025 Membership Form, complete it, and send it along with a $50.00 check to:
Lake Madison Development Association
LMDA Membership FAQ
What is the Lake Madison Development Association (LMDA)?
The LMDA is a non-profit association of voluntary members with a mission to promote water safety and to protect the water quality, natural resources and ecosystems of Lake Madison, Lake County, South Dakota, and the surrounding watershed by promoting conservation, research and education so the natural beauty and environment of the lake and surrounding area may be preserved for the enjoyment of people today and for generations to come. In conjunction with this mission, the Association endeavors to promote responsible development of the lake area and to advise on issues related to the lake area’s growth, attractions, recreation, and other amenities.
When was the LMDA started?
The Association was started at Wood’s Resort, now Hillside Resort, in August of 1958.
Why was the LMDA started?
The Association was started to pursue clean water, better fishing, good ponds, and other needed projects.
What lakes are included in the Association?
The Association includes Lake Madison, Round Lake and Long Lake.
Who are the members of the LMDA?
You! Every property owner and their families are the members of the LMDA.
How much is my membership?
Membership is $50 per year. Payment for your membership is voluntary.
When is my membership fee due?
Dues should be paid by March 1, 2025. If you’ve not yet paid, please pay your dues today! This will ensure accurate information is included in the annual LMDA Membership Directory.
What happens if I choose not to pay the $50 membership dues?
Your donation helps LMDA pursue our current and future projects. Members of LMDA are listed in red in the directory --- Thank you!
What programs are supported by the LMDA?
Membership Directory
Lake Improvement Projects (such as an incentive to landowners who participate in the CRP & CREP programs to help keep our waters clean)
Lake Safety Projects
Support for Madison & Wentworth Fire Depts
Water Testing & Degradation Monitoring
Association Website
AED Program
Sandbagging Assistance
“Kids Don’t Float” Lifejacket Program
Fish Hatching Habitats
Invasive Species Monitoring
Live Lake Weather Webcams
Safety Training
Email Updates
Recreational Trail Expansion efforts
Annual Membership Meeting & Picnic