Osceola County Treasurer

Iowa county map highlighting Osceola County

Becky MarcoTook Office: January 1, 2011

Hello, I would like to welcome you to the Osceola County Treasurer's website. Our office provides that “one-stop shopping” for your taxes, motor vehicles and drivers license. Please don't hesitate to contact our office by phone or e-mail with any questions or comments you have! We recommend you pay your property taxes and vehicle registration renewal on-line. It's easy, fast and safe.

Services and Information

Osceola County Office Information

2026 Tax Sale Information - The 2026 Osceola County Tax Sale will begin at 9:00 a.m. on Monday, June 15th, 2026. The sale will be conducted at the Osceola County Courthouse and bidders shall place their bids online. Bidders need not be present at the courthouse.  

2026 Osceola County NOTICE TO TAX SALE PURCHASERS  Osceola County 2026 Bidder Listing 

Send an Email

Becky Marco, Treasurer - bmarco@osceolacioa.org

Sara Howard, Deputy - showard@osceolacoia.org

Barb Seivert, Clerk - bseivert@osceolacoia.org

Frances Reiter, Clerk - freiter@osceolacoia.org

 

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Phone Number

Phone: (712) 754-2117
Fax: (866) 985-0668

Location

Osceola County Treasurer's Office
300 7th St
Sibley IA 51249

Handicap parking located on the north side of courthouse.

Hours

Property Tax & Motor Vehicle Services
M-F 8:00-4:30

Drivers License

M-F 8:30-4:00

  • Written Test 8:30-3:30
  • Drive Test - By Appointment

 

Mailing Address

Osceola County Treasurer
300 7th St., PO Box 166, Sibley IA 51249

Website

https://osceolacountyia.gov/ (opens in new tab)

Holiday Closings:

Thursday, Jan. 1, 2026 New Year’s Holiday
Monday, Jan. 19, 2026 Martin Luther King Jr. Day
Monday, May 25, 2026 Memorial Day
Friday, July 3, 2026 Independence Day
Monday, Sept. 7, 2026 Labor Day
Wednesday, Nov. 11, 2026 Veteran’s Day
Thursday, Nov. 26, 2026 Thanksgiving Day
Friday, Nov. 27, 2026 Day After Thanksgiving
Thursday, Dec. 24, 2026 Christmas Holiday
Friday, Dec. 25, 2026 Christmas Holiday
Friday, Jan. 1, 2027 New Year’s Holiday

Property Tax Information

2026 Tax Sale Information- The 2026 Osceola County Tax Sale will begin at 9:00 a.m. on Monday, June 15th, 2026. The sale will be conducted at the Osceola County Courthouse and bidders shall place their bids online. Bidders need not be present at the courthouse.

 2026 Osceola County NOTICE TO TAX SALE PURCHASERS 

Pay your property taxes online quickly and securely. Search by owner name, parcel number, receipt number, or street address.

We accept Discover Card, MasterCard, Visa Card, and Electronic Check (eCheck). A non-refundable Service Delivery Fee applies.

Vehicle Registration Renewal

Renew your vehicle registration online 24 hours a day, 7 days a week. You will need your plate number and either the PIN from your renewal notice or the audit number from your registration renewal receipt.

We accept Discover Card, MasterCard, Visa Card, and Electronic Check (eCheck). A non-refundable Service Delivery Fee applies.

Osceola County Driver's License Services

Drivers License

M-F 8:30-4:00

  • Written Test 8:30-3:30
  • Drive Test - By Appointment (712-754-2117)