Assessor

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.

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THE COSTILLA COUNTY ASSESSOR'S OFFICE IS NOW RE-OPEN TO THE PUBLIC

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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.

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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 

Benita Martinez - Administrative Assistant

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