Frequently Asked Questions
Resources & Services
Driver's License Forms & Links Motor Vehicles Passports Pay Property Tax Property Tax Renew Vehicle Registration FAQ Department HomeGeneral Information
Where are you located?
Lyon County Courthouse
206 S 2nd Ave
Rock Rapids, IA 51246
What hours are you open?
Tax Office
8:00 a.m. – 4:30 p.m.
Passport Office
8:00 a.m. – 2:30 p.m.
Motor Vehicle & Driver's License
8:00 a.m. – 4:00 p.m.
Written Exams: 8:00 a.m. - 3:30 p.m.
Driving Tests: By appointment only
How can I contact the Treasurer's office?
- Tax: (712) 472-8500
- Motor Vehicle: (712) 472-8509
- Driver's License: (712) 472-8529
- You can also contact by e-mail at mstewart@co.lyon.ia.us.
Property Taxes
When do I receive a tax statement?
Tax statements are mailed out in August. They are mailed to the titleholder of record or contract purchaser.
When are tax payments due?
Your tax statement will have two stubs to make payment. You may pay the full year in the fall or choose to make two payments by the due dates. FIRST HALF TAXES are due September 1st and become delinquent October 1st. SECOND HALF TAXES ARE DUE March 1st and become delinquent April 1st. The interest rate on delinquent taxes is 1 ½% per month rounded to the nearest whole dollar. There is a minimum of $1.00.
I thought my mortgage company paid my taxes?
The tax statements are required to be sent to the owner of the property.
Can I make a partial payment on my taxes?
Yes, partial payments are accepted for current and delinquent taxes. If paying delinquent taxes, the amount of the partial payment must be equal to or greater than the late interest and cost due. Partial payments are not accepted for special assessments. Tax sale redemptions are not accepted online. Please contact the office to make these payments.
What happens if my taxes are not paid by the due date?
On the first of each month, late interest at the rate of 1.5% per month (rounded to the nearest whole dollar with a minimum of $1.00) will be added to the unpaid balance of your property taxes.
What are my payment options?
You may pay online at www.iowatreasurers.org using Master Card, Visa, Discover Card or e-Check.You may also pay by mail, using the East side dropbox, or in the office with cash, check, money order or Discover Card.
Motor Vehicle
What hours are you open?
- Motor Vehicles & Driver's License Office: 8:00 am - 4:00 pm
- Written Exams: 8:00 am - 3:30 pm
- Driving Tests: By appointment only
What documents do I need to get an Iowa title?
You will need a valid Iowa Drivers License or Social Security card.
I have lost my validation sticker or registration, where do I go to obtain a new one?
If you live in Lyon County, you come to the Motor Vehicle Office in Rock Rapids.
What are my payment options?
You may pay online at www.iowatreasurers.org with Master Card, Visa, Discover Card or use an e-Check. You may also mail it to the office, put it in the East side dropbox, or come in and use either cash, check, money order or Discover Card.
What do I need to do to put my vehicle in storage?
You need to turn in the plates and registration before the vehicle becomes delinquent. The fees then stop on that vehicle until it is taken out of storage. At that time, the full year fees are due.
