Kansas Vehicle Property Tax & Registration by County (2026)
Kansas charges an annual motor-vehicle property tax— your car's value × 30% × the county mill levy. Levies swing from about 89 mills in Johnson County to 139 in Wyandotte, roughly a 55% difference on the same car. Registration fees ($30/$40) are flat statewide.
Mill levies verified July 2026 from the KDOR Motor Vehicle County Levy Certification. The tax column is an estimate on a car with about $14,000 appraised value — use the KDOR Vehicle Property Tax Check for your exact vehicle.
| County (seat) | Mill levy | Est. tax on a $14k car | Sales tax |
|---|---|---|---|
| Johnson (Olathe) | 89.5 | $376 | 9.475% |
| Sedgwick (Wichita) | 96.2 | $404 | 7.5% |
| Shawnee (Topeka) | 126.7 | $532 | 9.35% |
| Wyandotte (Kansas City) | 139.1 | $584 | 9.125% |
| Douglas (Lawrence) | 104.8 | $440 | 9.35% |
| Leavenworth (Leavenworth) | 103.1 | $433 | 9.5% |
| Riley (Manhattan) | 123.6 | $519 | 9.15% |
| Butler (El Dorado) | 118.3 | $497 | 7.5% |
| Reno (Hutchinson) | 134.8 | $566 | 8.25% |
| Saline (Salina) | 106.7 | $448 | 9.25% |
| Harvey (Newton) | 137.4 | $577 | 8.5% |
| Crawford (Pittsburg) | 117.0 | $491 | 9% |
| Geary (Junction City) | 113.8 | $478 | 9.75% |
| Cowley (Winfield) | 123.6 | $519 | 8.5% |
| Ellis (Hays) | 94.4 | $396 | 9.25% |
Frequently asked questions
Why does Kansas car tax vary so much by county?
Because Kansas charges an annual motor-vehicle property tax equal to your car's appraised value × 30% × your county's mill levy. Mill levies range from about 89 in Johnson County to 139 in Wyandotte — a spread of roughly 55% in annual tax on the exact same car.
How is the Kansas vehicle property tax calculated?
Appraised value × 30% (the assessment rate) × the adjusted county mill levy ÷ 1,000. The state uses a special levy that excludes the 20-mill statewide school levy, so it's a bit lower than the county's full levy. The official KDOR Vehicle Property Tax Check gives your exact figure.
How much is vehicle registration in Kansas?
The base registration fee is flat statewide: $30 for a passenger car 4,500 lbs or less, $40 if it's heavier, plus small statewide surcharges and a $10 title fee. The county property tax — not the registration fee — is what varies.
Do Kansas counties charge different sales tax on cars?
Yes, a one-time sales tax at purchase based on your address (state 6.5% plus local). But the bigger and recurring county difference is the annual property tax driven by the mill levy.