The mission of the Assessor Office is to provide the citizens of Natrona County with fair and accurate property assessments while complying with the statutory requirements, rules, and regulations established by the State of Wyoming.
  1. From the Desk of Tammy Saulsbury

Welcome Natrona County Citizens,

I want to thank you for taking the time to visit the Natrona County Assessor website. We believe in your right to be an informed citizen. Providing you with information regarding all aspects of the assessment process is priority. The staff is here to serve. We are committed to providing fair treatment to all, starting with the manner in which you are greeted when you contact the office to ensuring the best available information is being used when determining the value of property. We look forward to any comments or suggestions that will allow us to continue to improve customer service and responsiveness.

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The Natrona County Assessor's Office can provide you with a multitude of property information including maps and legal descriptions.

The primary responsibility of the County Assessor is to discover, list, and value all real and taxable personal property in Natrona County. This includes:

  • Commercial real property
  • Personal property
  • Residential property

The Assessor's Office strives to value properties accurately, fairly, and uniformly according to Wyoming statutes and Department of Revenue guidelines. For more information about property appraisals look here.

The Assessor's Office uses valid sales that have occurred in Natrona County to calculate Fair Value.


It is the goal of this office to assist the taxpayer in an efficient, knowledgeable, and friendly manner. We strive to provide the public with accurate information and will always make the service we provide to the citizens of Natrona County our top priority.

Additional Information

If you have any questions regarding the value of your property or the valuation process, the Assessor's Office is always ready to assist and serve you.

Information regarding Zoning

The Natrona County Assessor does NOT establish or enforce any Zoning regulations. Assessor land classifications are developed solely for the purpose of valuation. Please refer to your jurisdiction's Planning/Zoning department for Zoning data on your property. 

Important Dates:

  • January 1st - Date of Assessment
  • January through the 4th Monday in May - Veteran's need to contact the Assessor's Office to receive their Veteran's Exemption 
  • 4th Monday in April - Notice of Assessment Mailed & Residential Stratification is sent to Department of Revenue
  • 30 days from postmark of Notice of Assessment - Appeal period ends
  • August - Mill Levies are set by the Board of County Commissioners