You can renew online for an administration fee of 2.7%, at: mydmv.colorado.gov, restrictions may apply. You can mail your payment into the office: Pitkin County Clerk and Recorder, 530 E Main St. Ste 104, Aspen, CO, 81611. Drop-off box- In an envelope, insert your current renewal card, proof of Colorado insurance (if required), a check or money order made out to Pitkin County Clerk, Bring the envelope to our office and place it in our drop box. Your renewal will be processed and sent out within a week.