Assessor

Costilla County Assessor
County Assessor Property Search | Colorado Division of Property Taxation
Thomas Aragon
County Assessor
P.O. Box 344
San Luis, CO 81152
Phone: (719) 937-7670
eFax: (888) 709-5722
Email: assessor@costillacounty.net
Office Hours:
Monday - Thursday: 7:00 a.m. - 5:30 p.m.
No closure for lunch.
COSTILLA COUNTY ASSESSOR NOTICE
In an effort to keep our staff safe and reduce the risk of spreading germs, the Costilla County Assessor’s Physical Office is closed to the public until further notice.
Our team is working remotely and is available to answer your questions via telephone.
We are able to respond to you and assist you with any questions you may have if you call or email us, just as if we were in the office.
Please call: (719)-937-7670
Please email: assessor@costillacounty.net
Thomas Aragon,
Costilla County Assessor
About Our Office
This office is directly responsible for discovering, locating, classifying and valuing properties. It is the responsibility of this office to update and maintain accurate property records. These records include improvements and all improvement characteristics, along with pictures of these improvements. Records also include land size, location, maps and transfer history.
Staff
Thomas Aragon - Assessor
Ronda Lobato - Deputy Assessor/Chief Appraiser
Pamela Vigil - Office Manager
Steve Valdez - Transfer Clerk
Loryn DeLeon - Field Inspector
Angelica Valdez - Field Inspector
Click here for 2019-2020 Reappraisal Information
Abstract Brochures
FORMS
Helpful Links
Colorado Assessors' Association