Missouri Sales Tax Calculator
Compute Missouri sales tax for any city in 2025. Add tax to a pre-tax price or strip it from a total.
๐๏ธ What is Missouri Sales Tax?
Missouri sales tax is a consumption tax levied on most retail sales of tangible personal property and certain services within the state. It is administered by the Missouri Department of Revenue (MDOR) and consists of a statewide base rate of 4.225% plus local taxes imposed by cities, counties, and special districts. The combined rate varies significantly by location and can range from about 5% in rural unincorporated areas to nearly 10% in dense urban centers like St. Louis City.
Missouri's 4.225% state base rate is lower than the national average state rate, but local add-ons raise effective combined rates to levels comparable with other Midwestern states. Cities like Kansas City, Springfield, Columbia, and St. Louis each impose their own municipal sales taxes on top of county and special district levies. St. Louis City is unique: it is an independent city not part of any county, which means its residents pay city taxes instead of county taxes โ contributing to its exceptionally high combined rate of 9.679%.
This calculator is useful in multiple scenarios. As a shopper in Kansas City purchasing a $500 laptop, you want to know the full checkout price before swiping your card. As a small business owner in Columbia, you need to collect the correct 8.225% combined rate and remit it to the MDOR monthly or quarterly. As a bookkeeper reconciling expense reports, you need to reverse-calculate the pre-tax base from tax-inclusive totals. As a resident near a city border, you may find it worth comparing the rates in neighboring jurisdictions for large purchases.
A common misconception is that Missouri has a simple, uniform sales tax rate. In reality, every city, county, and special taxing district can layer additional taxes on top of the state base. Groceries are taxed at a reduced state rate of 1.225%, but local taxes still apply. Prescription drugs are fully exempt. Restaurants, hotels, and car rentals often carry additional sector-specific taxes. Understanding the full combined rate for your city ensures accurate budgeting and compliance.