Justina L Ward (Postmaster)
justina.l.ward@usps.gov
300 E Miller Ct
Castle Rock, CO 80104
Castle Rock, CO 80104
The Castle Rock Post Office is located in the state of Colorado within Douglas County. This location serves 27,588 Castle Rock residents with a median income of $81,124. It's estimated that approximately 44,034 packages pass through this post office each year.