Assessor Home Page

The Assessor's office is open Monday-Friday 8:30am to 5:00pm excluding all major holidays.


The county Assessor is elected by the citizenry of Lake County to provide a fair and honest assessment, or appraisal, of all Lake County property, and to provide a friendly service to the citizenship.


Your County Assessor is Miguel Martinez and he may be contacted at (719) 486-4110


Miguel 2018 Headshot (3).jpeg 


Who Are Assessors? 



Property Record Search


Mailing Address:

Lake County Assessor's Office

P.O. Box 28

Leadville, CO 80461





Useful Links:


Protest Info


Tax Estimator

2019 Qualified Land Sales

Commercial Sales Book

2019 Base Period Example

2019 Mill Levies

2019 Abstract of Assessment    

Abstracts of Assessment     2012    2013     2014     2015     2016     2017

Senior Exemption Short Form & Instructions

Understanding Property taxes in Colorado Brochure

2019 Classification and Valuation of Agricultural Property

Colorado Valuations and Taxation for Business and Industry



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