Explanation

City taxes are based on an "Appraisal " value of one's property.

سٹی ٹیکس کسی کی جائیداد کی "تشخیص" قیمت پر مبنی ہوتے ہیں۔

...

Another word used for "estimated" is "Appraisal"

An appraisal is best to keep the meaning of the original sentence.

..

estimated is a phrasal verb that means to judge something with respect to its worth or significance

estimate meaning تخمینہ

Appraisal meaning جائزہ
ND16-8-2023