To calculate the property tax, first determine what has been the percent applicable to the collections of property taxes for the last three years. Usually this rate will be 85 to 95 percent. Then follow the steps below.
Total property assessments 
$ 
Divide by $100* 

Multiply by property tax rate 

Equals 100 percent collections 

Multiply by ___ percent of collections** 

Net property taxes estimate 
$ 
NOTE:
*Property tax rate is a rate per $100 of assessed value.
** Each county will have a variance factor, thus a different rate of collection; it is generally based on the last three years’ average.
Determining Yield of OneCent Property Tax Rate.
Since many decisions must be made concerning the increase in the property tax rate, local governments use what a onecent rate will yield in revenues. Use the following calculation to determine your local government’s onecent yield.
Total property assessments 
$ 
Divide by $100* 

Multiply by one cent 

Multiply by _____ percent of collections 

What one cent yields from a onecent rate*** 
$ 
NOTE:
***In most counties, this will range from $5,000 to $100,000.