Welcome to the Harris County Auditor's Office

The County Auditor's Office keeps the general accounting records; prepares financial reports; prescribes systems for the receipts and disbursements of the County; audits and processes accounting transactions for grants, payroll, and invoices; verifies compliance with governing laws; performs statutory reviews of records maintained by other officials; and prepares annual estimates of budgeted revenues.

The County Auditor's Office is pleased to provide a wide array of information, including County financial reports, an online public records request form, and information concerning the office. This website is furnished as a public service to provide insight into the functions of this office. If you have any questions, feel free to send an email to: AuditorsInternetEmail@hctx.net.

Michael Post began his employment with Harris County in 1996 as a Manager of IT Audits. Later, he served as Director of Audit Services, and most recently as First Assistant/Chief Assistant County Auditor. Prior experience includes serving as a business manager for a private school and as Director of Internal Audit for a public utility company. He also has experience working for a CPA firm. He is a CPA and has both an MBA and an MS degree in computer science.

Michael Post, CPA, MBA Harris County Auditor

Mission Statement

To be an independent and progressive organization recognized for professionalism in carrying out the County Auditor's statutory duties and responsibilities.


To create and maintain an environment of sound fiscal management and efficient financial operations at all levels of county government, while providing support to Commissioners Court, County Officials, Department Heads, and the public with the highest level of integrity and financial stewardship.

Contact Us

Harris County Administration Building
1001 Preston, Suite 800, Houston, TX 77002

Office Hours:
7:30 am - 4:30 pm

Phone: 832-927-4600

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2021 Institute of Internal Auditors (IIA) Internal Audit Quality Assessment - Harris County
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2021 Institute of Internal Auditors (IIA) Internal Audit Quality Assessment - Harris Health System
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The Texas Comptroller's Transparency Star in Traditional Finances Award recognizes entities for their outstanding efforts in making their spending and revenue information available and providing easy online access (here) to important financial data. This is accomplished by providing citizens with meaningful financial data in addition to visual tools and analysis of Harris County revenues and expenditures.
The Texas Comptroller's Transparency Star in Debt Obligations Award recognizes entities who go beyond legislative requirements in this area by providing debt information in a variety of formats and providing easy online online access (here) to important debt information.
The Texas Comptroller's Transparency Star in Public Pensions Award recognizes entities who provide additional information related to participation in public pension plans. Click (here) for information related to the County's participation in the Texas County & District Retirement System.