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Jefferson County, KS Probate Information
Quick facts
| Topic | Jefferson County details |
|---|---|
| Court | Jefferson County District Court, Kansas's 2nd Judicial District (K.S.A. 4-203) |
| Courthouse address | Jefferson County Courthouse, 300 Jefferson Street, Oskaloosa, KS 66066 |
| Mailing address | P.O. Box 327, Oskaloosa, KS 66066 |
| Phone | 785-863-2461 |
| Fax | 785-863-2369 |
| Hours | Specific clerk counter hours are not posted for Jefferson County. Call 785-863-2461 before a filing trip, especially if a deadline is close. |
| Filing fee | $131.50 as of August 2026 for probate of an estate or a will, made up of the $109.50 statutory docket fee plus the $22 surcharge (K.S.A. 59-104). Other court costs may be taxed against the estate as the court directs (K.S.A. 59-104). |
| Local forms | No Jefferson County-specific probate form, cover sheet or checklist is posted. Use the statewide Kansas Judicial Council forms where available. |
| E-filing | Kansas-licensed attorneys must use e-filing under Rule 122 (Kan. Sup. Ct. R. 122). If you are filing without a lawyer, file in person, by mail, by fax, or in the courthouse drop box. |
| Drop box | Available in Jefferson County. A drop-box filing deposited by 4:00 p.m. local time counts that day under the Kansas self-represented filing rule. Call the clerk for the exact location. |
| Case search | Kansas Courts CaseSearch at casesearch.kscourts.gov. Jefferson County joined Kansas eCourt on July 11, 2022, so documents from that date forward may be available online, while public case information is searchable statewide. |
| Remote appearance | Ask by motion under Rule 103 (Kan. Sup. Ct. R. 103). The judge decides whether to allow a phone or video appearance. |
| Website | Jefferson County Courthouse page on kscourts.gov |
Before you begin — know the assets and liabilities
Before you file in Oskaloosa, make a working list of the decedent's assets, debts, beneficiary designations, real estate, vehicles, bank accounts and unpaid bills. The right Kansas path depends on what must pass through probate, whether a will needs to be preserved within six months (K.S.A. 59-617), and whether anyone needs letters from the court.
Sunset's estate settlement process starts with asset discovery across more than 2,300 financial institutions, then turns that inventory into a practical filing plan for Jefferson County. That early account search can prevent a family from choosing a route that is too small, too slow or unable to transfer a needed asset.
Which court handles jurisdiction
File Jefferson County probate matters with the clerk of the district court at the Jefferson County Courthouse in Oskaloosa (K.S.A. 20-343). Jefferson County is part of Kansas's 2nd Judicial District with Jackson, Pottawatomie and Wabaunsee counties (K.S.A. 4-203), but probate for a Jefferson County case is filed in Jefferson County, not in another county in the district.
Venue under K.S.A. 59-2203 depends on residence and real property. If the decedent was a Kansas resident and owned real property in the county of residence, file there. If the resident decedent owned no real property in the county of residence, the proceeding may be filed in the county of residence or in a Kansas county where the decedent owned real property. For a nonresident, file in a Kansas county where estate property needs administration. If competing proceedings are started in more than one county, the first-filed case controls until venue is determined, and a case filed in the wrong Kansas county is transferred.
The jurisdiction process
- Find the will, death certificate and asset list. If the decedent was a Kansas resident and there is a will, decide within six months after death whether to petition for probate of the will, or at least preserve the will by filing a will and affidavit under K.S.A. 59-618a, because a will cannot pass property unless the petition is filed within six months (K.S.A. 59-617).
- Choose the Kansas route before drafting. A small estates affidavit under K.S.A. 59-1507b is used with the property holder for qualifying personal property and is not opened as a court case. Court routes may include refusal to grant letters under K.S.A. 59-2287, determination of descent under K.S.A. 59-2250, informal administration under K.S.A. 59-3301, or simplified administration or supervised administration as the court determines under K.S.A. 59-3202.
- Prepare the petition if a Jefferson County case is needed. A petition for administration or probate of a will is drafted from K.S.A. 59-2219 or K.S.A. 59-2220. If you want simplified administration, ask for it in the petition and give reasons for that request (K.S.A. 59-3202).
- Add the required statewide filing documents. A new case needs a case-filing cover sheet, and a person filing without a lawyer must add the Self-Represented Litigant Certification Form. If you cannot afford the $131.50 docket fee as of August 2026, made up of the $109.50 statutory fee and $22 surcharge, ask the court about filing a Poverty Affidavit under K.S.A. 59-104.
- File with the Jefferson County clerk of the district court (K.S.A. 20-343). File in person at 300 Jefferson Street in Oskaloosa, by mail to P.O. Box 327, Oskaloosa, KS 66066, by fax to 785-863-2369, or in the courthouse drop box by 4:00 p.m. local time. Attorneys use e-filing under Rule 122 (Kan. Sup. Ct. R. 122).
- The court fixes the hearing. When a petition for probate of a will, administration, or refusal to grant letters is filed, the court sets the time and place for hearing (K.S.A. 59-2222). Ask early if you need to appear by phone or video under Rule 103 (Kan. Sup. Ct. R. 103).
- Complete notice. Hearing notice is published once each week for three consecutive weeks, with mailing to heirs, devisees and legatees within 7 days after first publication and the hearing set 10 to 30 days after the last publication (K.S.A. 59-2209). Notice to creditors is also required within 30 days after filing the petition (K.S.A. 59-709).
- Attend the hearing. The judge, not the clerk, admits the will if appropriate and grants letters testamentary to an executor under K.S.A. 59-701 or letters of administration to an administrator under K.S.A. 59-705.
- Administer the estate. File the inventory and valuation within 30 days after letters are granted unless the court allows more time (K.S.A. 59-1201). Creditor demands are barred unless presented within the later of four months from first publication or 30 days after actual notice to a known or reasonably ascertainable creditor (K.S.A. 59-2239). Pay debts, taxes and court-approved costs as required.
- Close the case. When administration is ready to finish, file the petition for final settlement and accounting, then obtain the court's final decree assigning the estate (K.S.A. 59-2247; K.S.A. 59-2249). Estate settlement is complete only after the court approves the final account and the required transfers are made.
Forms and documents
Probate forms in Jefferson County
No Jefferson County-specific probate form, checklist or local cover sheet is posted for probate filings. Use Jefferson County's filing address and fax number, but rely on statewide Kansas Judicial Council forms where a statewide form exists.
| Form or resource | How it fits a Jefferson County filing |
|---|---|
| Small Estates Affidavit | Used under K.S.A. 59-1507b for qualifying personal property. It is furnished to the property holder, not opened as a Jefferson County court case. |
| Case-filing cover sheet | Required with a new district court case. |
| Self-Represented Litigant Certification Form | Required when you file without a lawyer. |
| Poverty Affidavit | Used to ask for waiver of the $131.50 docket fee as of August 2026, made up of the $109.50 statutory fee and $22 surcharge (K.S.A. 59-104). |
| Motion to Appear in Court by Phone or Video | Used to ask for a remote appearance under Rule 103 (Kan. Sup. Ct. R. 103). |
| Probate notice and creditor demand forms | The Kansas Judicial Council publishes limited probate forms, including a notice of hearing form and a petition for allowance of demand. Kansas does not provide a fill-in petition for every probate route. |
Local nuance
Jefferson County-specific considerations
| Local point | What it means |
|---|---|
| Shared district, local filing counter | Jefferson County is in Kansas's 2nd Judicial District with Jackson, Pottawatomie and Wabaunsee counties (K.S.A. 4-203). File Jefferson County probate in Oskaloosa with the clerk of the district court (K.S.A. 20-343). |
| No listed District Court Self-Help Center | The Kansas Judicial Branch self-help center list does not include Jefferson County. Use the clerk's office for filing logistics, Kansas Judicial Council forms for statewide documents, and Kansas Legal Services or a private lawyer for legal guidance. |
| CaseSearch document date | Jefferson County joined Kansas eCourt on July 11, 2022. Documents from that date forward may be available through Kansas Courts CaseSearch, while the courthouse public terminal remains the place to review the full public file. |
| Legal notice newspaper | The Oskaloosa Independent is listed as a legal publication of record for Jefferson County. Ask the clerk or your attorney how the notice order should be handled for a specific case. |
Recent updates
| Change | Why it matters |
|---|---|
| 2026 docket-fee surcharge extension | The $22 surcharge authority for probate docket fees runs from July 1, 2026 through June 30, 2030, so the Jefferson County probate estate filing total remains $131.50 as of August 2026 under K.S.A. 59-104. |
| 2026 nonresident fiduciary agent rule | A nonresident fiduciary's resident agent may reside anywhere in Kansas, rather than in the county of appointment, under K.S.A. 59-1706. |
| 2024 creditor-notice timing | The notice to creditors publication window changed to 30 days after filing under K.S.A. 59-709. |
| 2023 affidavit ceiling | The small estates affidavit amount is $75,000 under K.S.A. 59-1507b, effective July 1, 2023. |
| CaseSearch | Kansas Courts CaseSearch became the statewide district court case search tool in November 2025. |
Page last reviewed: August 2026.
Scenarios
| Situation | Likely Jefferson County path | Where Sunset helps |
|---|---|---|
| Surviving spouse with a co-owned home | Start by checking how the Oskaloosa-area real estate is titled. If probate is needed, the spouse should also watch for the elective-share notice and may have homestead allowance issues under K.S.A. 59-6a215 and family allowance issues under K.S.A. 59-403. | Sunset helps identify the title, accounts and beneficiary designations so the spouse does not open a larger Jefferson County estate settlement than needed. |
| Out-of-state adult child with a small estate | If the probate assets are limited to qualifying personal property and do not exceed $75,000 under K.S.A. 59-1507b, the small estates affidavit may solve the account transfer without opening a court case. If letters are needed, a nonresident personal representative can serve after appointing a Kansas resident agent in writing under K.S.A. 59-706 and K.S.A. 59-1706, and can ask about remote appearance under Rule 103 (Kan. Sup. Ct. R. 103) rather than traveling. | Sunset helps sort accounts from real estate, prepare the right packet, and connect the child with Kansas counsel when Jefferson County letters or a resident agent are needed. |
| Parent settling a predeceased child's estate, home must be sold | The small estates affidavit under K.S.A. 59-1507b will not transfer a house. The parent should compare refusal to grant letters under K.S.A. 59-2287, informal administration under K.S.A. 59-3301, and simplified administration under K.S.A. 59-3202, while protecting any will within six months under K.S.A. 59-617. | Sunset helps map assets and debts, flag the will deadline, and find a Jefferson County probate attorney for the sale and court filings. |
Self-help resources
| Resource | How to use it |
|---|---|
| Jefferson County clerk of the district court | Call 785-863-2461 for filing logistics, current counter hours, drop-box location and fax questions. File at 300 Jefferson Street, Oskaloosa, KS 66066, mail to P.O. Box 327, Oskaloosa, KS 66066, or fax 785-863-2369. |
| Kansas Judicial Branch probate and elder law self-help | Use self-help.kscourts.gov/ProbateAndElderLaw for statewide probate information and links to forms. |
| Kansas Judicial Council forms | Use the free Small Estates Affidavit under K.S.A. 59-1507b, Self-Represented Litigant Certification Form, case-filing cover sheet, Poverty Affidavit for the $131.50 docket fee as of August 2026 under K.S.A. 59-104, and Motion to Appear in Court by Phone or Video under Rule 103 (Kan. Sup. Ct. R. 103). |
| Kansas Legal Services | Call 316-267-3975, Monday to Friday, 8:00 a.m. to 4:30 p.m. Online applications run from Monday 8:00 a.m. to Thursday 4:30 p.m. Ask about eligibility and case priorities. |
| Kansas Elder Hotline | Kansas residents age 60 or older may call 316-267-3975 for the elder hotline. |
| Kansas Bar Association Lawyer Referral Service | Use ksbar.org/?pg=clientreferrals to look for a private Kansas attorney. |
| Kansas Courts CaseSearch | Use casesearch.kscourts.gov to search Jefferson County case information. Jefferson County documents are tied to the July 11, 2022 Kansas eCourt start date. |
| District Court Self-Help Center | Jefferson County is not listed with a District Court Self-Help Center. For in-person form access, call the clerk before traveling and ask what public resources are available at the courthouse. |
When to hire an attorney
A lawyer is especially useful when a Jefferson County estate includes real estate to sell, conflict among heirs, a missed or approaching six-month will deadline under K.S.A. 59-617, a nonresident personal representative who must appoint a Kansas resident agent under K.S.A. 59-1706, creditor disputes under K.S.A. 59-2239, or a request for informal administration under K.S.A. 59-3301 or simplified administration under K.S.A. 59-3202. When those issues are present, Sunset connects to a vetted attorney.
How Sunset helps
Find the accounts and assets. Sunset searches for financial accounts, insurance, retirement assets and other property so the family can choose the right Jefferson County estate settlement path before filing.
Generate the probate packet. Sunset turns the asset list, family information and will details into an organized packet for the Kansas route that fits, including Jefferson County filing details and statewide Kansas Judicial Council forms where available.
Find a local probate attorney. If the estate needs letters, a real estate sale, a resident agent, a contested hearing or a court appearance in Oskaloosa, Sunset can connect the family with a vetted Kansas probate attorney.
Sunset is free for families. Families can use Sunset to organize estate settlement tasks, understand the next filing step and get matched with the right professional help without paying Sunset.
Frequently asked questions
Where do I file probate in Jefferson County, Kansas?
File with the clerk of the district court at the Jefferson County Courthouse, 300 Jefferson Street, Oskaloosa, KS 66066, or by mail to P.O. Box 327, Oskaloosa, KS 66066 (K.S.A. 20-343). Jefferson County is in Kansas's 2nd Judicial District (K.S.A. 4-203), but filing stays in Oskaloosa.
Can I e-file a Jefferson County probate case?
A Kansas-licensed attorney must use e-filing under Rule 122 (Kan. Sup. Ct. R. 122). If you are filing without a lawyer, file in person, by mail, by fax to 785-863-2369, or in the courthouse drop box.
What does it cost to open a probate estate in Jefferson County?
The probate estate filing total is $131.50 as of August 2026, made up of the $109.50 statutory docket fee plus the $22 surcharge (K.S.A. 59-104). Publication, service, attorney, executor and other court-approved costs are separate (K.S.A. 59-104).
Does Jefferson County have local probate forms?
No Jefferson County-specific probate form or checklist is posted. Use statewide Kansas Judicial Council forms where available, including the case-filing cover sheet, Self-Represented Litigant Certification Form, Poverty Affidavit for the $131.50 docket fee as of August 2026 under K.S.A. 59-104, Small Estates Affidavit under K.S.A. 59-1507b, and the motion for phone or video appearance under Rule 103 (Kan. Sup. Ct. R. 103).
How do I look up a Jefferson County probate case?
Use Kansas Courts CaseSearch at casesearch.kscourts.gov. Jefferson County joined Kansas eCourt on July 11, 2022, so documents from that date forward may be available online, while the courthouse public terminal remains the place to review the full public file.
Can I appear by phone or video in a Jefferson County probate hearing?
You can ask. Remote appearance is discretionary under Rule 103 (Kan. Sup. Ct. R. 103), and the judge may grant or deny the request. File the Kansas Judicial Council motion and notify the other parties.
What if the will is found close to the six-month mark?
Act quickly. A Kansas resident's will cannot pass property unless a petition for probate is filed within six months after death (K.S.A. 59-617). If the family is not ready to open a full estate, filing a will and affidavit under K.S.A. 59-618a can preserve the will if done within that window.
Does Jefferson County have a District Court Self-Help Center?
Jefferson County is not listed with a District Court Self-Help Center. Call the Oskaloosa clerk's office for filing logistics, use Kansas Judicial Council forms, and contact Kansas Legal Services or a private attorney for legal guidance.
Shaped by the families we've helped
Thank you to the thousands of families who have trusted Sunset to help settle their loved ones' estates. This page is shaped by the questions they actually asked and the obstacles they actually hit — and that hard-won experience is what keeps it accurate, current, and genuinely useful to the families who come next.