Businesses who own assets in multiple locations must file those assets in those tax districts. We have linked instructions on how to locate the tax districts for assets in Monongalia County. Note: If you do not separate the assets into their respective districts, your online filing will be rejected. Other options to file include mail as well as email at businesspersonalproperty@assessor.org

Click Here to File Online

• First time filing? Click here for a visual, step-by-step guide. 
• Registered an account and want a refresher? Click here for a step-by-step guide for returning users.
• Want to locate and know your tax districts and parcels for sure? Click here to learn how to use our GIS Parcel Viewer.

September 1 is the last day to submit Business Personal Property Returns for Tax Year 2026. If you have not received a form or have questions, please call 304-291-7224. For general inquiries regarding your business property assessment returns, please email us at businesspersonalproperty@assessor.org or call 304-291-7222, then press 4. Due to high call volume, we may not be able to return your call right away. Please try emailing first, visit us in-person, or wait and call again later. We look forward to helping you and thank you for your patience.

For questions about paying real estate and personal property taxes, please visit the Monongalia County Sheriff's Office Tax Department, or call 304-291-7244.