One measure of a community is its total assessed value. The assessed value is 35% of the real value of a property, as determined by the county auditor. The assessed value is also the value on which property taxes are calculated.

City of Mason Assessed Property Values (in millions)
	Tax Year
	2014	2015	2016	2017
Real Property	$980.5	$1,068.0	$1,090.8	$1,122.8
Public Utility Property	19.5	20.3	20.6	22.1
Total Assessed Prop. Values	$1,000.0	$1,088.3	$1,111.3	$1,144.9

Source: Warren County Auditor