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Welcome to the City of Thornton Web Portal

With an account you will be able to do more with the City of Thornton Web Portal. This includes faster entry of information, and access to options not available to anonymous users.

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If you do not have an account, please click on Register to create one.

Notice: As of May 6th, 2024 there will be a service charge added for every payment made by debit/credit card. The service fee, paid directly to the card processor, will be 3.15%. Please note this charge is for payments by debit/credit cards only. Alternative payment types; ACH (echeck - which can be paid through the portal), checks, and cash will continue to be accepted without additional service fees.