Rexburg ID. Find Home Property Records near Diamond H Ln, Rexburg ID on ®. St. Sand Dune Rice Guide Sutton Guide to the St. Sand Dunes. Review of the 10,600 Trainer acre sand dune Morrilton playground near Rexburg, Idaho. Rent a Car at Age 18 Here’s Who Will Rent to You Listed in this post are the US rental car companies that allow people to rent a car at age 18. One rental Brookston company rents to drivers as young asyears old.