Tulsa County, Oklahoma: investor resources
Tulsa County is an Oklahoma county with an estimated 698,782 residents (Census Bureau, July 1, 2025); its county seat is Tulsa. Its county treasurer holds the annual tax resale on the second Monday of June, and mortgage foreclosures there usually end in a court-ordered sheriff's sale after appraisal and published notice.
Key facts
| County seat | Tulsa |
|---|---|
| Population, July 1, 2025 (Census estimate) | 698,782 |
| Population, April 1, 2020 (estimates base) | 669,268 |
| Change since 2020 | +4.4% |
| Property values set by | The county assessor |
| Tax resale (state law) | Second Monday of June, run by the county treasurer |
Official Tulsa County offices
How sales work in Tulsa County
Oklahoma sets these rules statewide; each county's treasurer, sheriff and district court carry them out:
- Land with taxes unpaid 3 or more years is sold at the county treasurer's resale on the second Monday of June (68 O.S. 3105, 3125). Oklahoma tax sale guide
- Mortgage foreclosures usually go through district court and end in a sheriff's sale held at least 30 days after the first published notice (12 O.S. 764). Oklahoma foreclosure guide
- Unless appraisal was waived, sheriff's sale bids must reach two-thirds of the appraised value, and the court must confirm the sale. Oklahoma sheriff sale guide
This page does not list auction dates or properties. Sale lists change every month; get them from the county offices above or the officer conducting the sale.