Planning & Zoning

Please contact the Planning and Zoning Department prior to purchasing land or commencing any land use activity in Costilla County.

Costilla County Planning and Zoning Office Notice

In an effort to reduce the risk of spreading the Coronavirus, the Costilla County Planning & Zoning Office will be closed to the public until further notice.

We will be available to answer phone calls and permits can be downloaded off our website and emailed.

Payment can be made by calling the Treasurer's Office (719-937-7672) or by mail.

Costilla County Treasurer

PO Box 348

San Luis, CO 81152

Planning and Zoning Office number: (719) 937-7668



Please read the document below before occupying a parcel or beginning any development activities.

Residential Development Procedures


Have a concern about a Land Use Code Issue in the County? Please complete and submit the form below.

Complaint Form 


Planning and Zoning Office
P.O. Box 130
400 Gaspar Street
San Luis, CO 81152
Phone: (719) 937-7668
Office Hours:
7:00 a.m.  5:30 p.m.
Monday - Thursday
No closure for lunch

Need A Physical Address? Please Contact the Planning and Zoning Office. You need Legal Description of property and the owner's name that is registered in the Costilla County Assessor's office. This information is needed to properly address the property. A Physical Address will NOT be issued to Vacant Land. There is a $10.00 charge for this process.

County Wide:

Snow Load: 30lbs/square foot

Wind Load: 90miles/hour

* Manufactured Homes must be 1976 or newer to be allowed in Costilla County *

Visit Costilla County's Assessor page for information on property such as Ownership, Legal Description, or Values.