Clark County, Missouri Property Taxes

What Are Effective Property Tax Rates Across Clark County?

Local government entities set tax rates, which vary widely across Clark County. Each year, the county estimates its budget for public services and divides that total by the assessed value of all taxable property within its jurisdiction.

Below, compare Clark County's effective property tax rate to other counties in Missouri or the U.S. median of 1.02%.

Clark County's median effective rate stands at 0.96%, which is lower than the national median of 1.02%. Within Clark County, the highest rate is found in WILLIAMSTOWN at 0.95%, while WILLIAMSTOWN has the lowest at 0.95%.

These variations reflect differences in local school district levies, special assessment districts assessments, and special district bonds — which compound the base county rate.

Property tax bills in Clark County are based on the assessed value of a home, not its market price alone. Local taxing authorities apply the county’s tax rate to that assessed value to determine the annual bill, which means two homes with similar market values can still owe different amounts if their assessments or exemptions differ.

Several factors can affect what homeowners pay, including the property’s assessed value, local tax rates, and any exemptions that reduce taxable value. With a median home price of $66,080, property taxes can still vary widely across the county. The 25th percentile tax bill is $433, while the 75th percentile is $1,419 and the 90th percentile reaches $2,196.

For many homeowners, a higher assessment can mean a noticeably larger bill, even if the home has not recently sold. In Williamstown, the median tax bill is $868, showing how property taxes can differ by location within the county.