Membership Information: The CMMRA is a combined group of model railroad enthusiast ranging from all walks of life. We are a dues driven organization so membership is extremely important to us. Our membership program runs from January to December with annual dues of $75.00 for a single member and $100.00 for a family membership. We also offer a student rate of $25.00. This membership gives you virtually unlimited access to our HO and O Scale layouts six days a week!