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Missouri County
Osage County, Missouri
German Catholic heritage and Osage River valley - from Osage County's deep German Catholic immigrant heritage (German Catholic settlers arrived in the mid-19th century and established close-knit farming communities throughout Osage County - the county's historic stone churches, Catholic school traditions, and strong community identity reflect a Germanic heritage that has shaped the county's agricultural and social character for nearly two centuries) to the Osage River valley (the Osage River drains the county's productive agricultural terrain supporting corn, soybeans, and cattle operations in a central Missouri farming county between Jefferson City and Lake of the Ozarks).
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Office: Osage County Emergency Management Agency – PO Box 192, Linn, MO 65051 | (573) 897-3561; responds to natural disasters (including New Madrid Fault earthquake risk) and manmade/technological emergencies.
Dispatch: Osage County 911 Center – non-emergency (573) 897-0911 | Hours: Mon-Fri 8 AM-4:30 PM; handles roughly 865 calls per month; also sells county wall maps and map books to the public.
Sheriff: Osage County Sheriff’s Office – Linn, MO 65051 | Non-emergency (573) 897-3107 | Crime Tip Line (573) 897-9936 | Email: [email protected].
Notes: For an active emergency, call 911.
Roads & Utilities
ROADS & TRANSPORTATION
Roads: MO-Route 89 and US-63 serve Linn, the county seat, immediately east of Jefferson City.
Notes: Osage County offices reachable via a central automated attendant, (573) 897-2497. Linn was created in 1842, originally styled “Linnville,” then renamed in honor of U.S. Senator Lewis F. Linn of Missouri; Bonnots Mill served as the county seat’s rail shipping link. Roughly 14,000 residents; incorporated towns include Linn, Chamois, Westphalia, Freeburg, and Meta.
Business & Permits
BUILDING & PERMITS
Office: Osage County Courthouse – Linn, MO 65051 | Circuit Clerk (573) 897-3114 | Assessor (573) 897-2217 | County Clerk (573) 897-2139 | Recorder (573) 897-2136 | Collector (573) 897-2135 | Treasurer (573) 897-3095.
Notes: Osage County is genuinely rich in German-Catholic immigrant heritage. Fr. Ferdinand M. Helias, S.J., organized 19th-century German immigrants into native-dialect parish groups (Jefferson City’s Helias High School is named for him), and several of the churches he founded are NRHP-listed. St. Joseph’s Catholic Church in Westphalia, founded 1838, is the oldest Catholic parish in the county and holds the largest collection of relics in the Diocese of Jefferson City, featuring a unique double choir loft. Westphalia itself, founded 1835 and incorporated 1848, is named for the Westphalia region of Germany and nicknamed “The Pearl of Osage County.” The Zewicki House Museum (built 1894, downtown Linn) is home to the Osage County Historical Society; the Osage County Cultural Heritage Center, opened 2013, documents the county’s history including the Osage Nation. The NRHP-listed Osage County Poorhouse, south of Linn, once provided community shelter and care. Linn is also home to State Technical College of Missouri.
Veterans Services
VETERANS SERVICES
Office: Osage County Veterans Service – confirm current contact via osagecountygov.com.
Federal: VA facilities accessible via a Jefferson City VA clinic; confirm current routing.
Libraries
LIBRARIES
Osage County Library (Missouri River Regional Library branch) – 1014D East Main Street, Linn, MO 65051.
Parks & Recreation
PARKS & RECREATION
Key Assets: St. Joseph’s Catholic Church in Westphalia, the Zewicki House Museum, the Osage County Cultural Heritage Center, the Townley House Museum in Chamois, and the county’s Missouri and Osage River frontage are the county’s premier attractions.
Notes: The genuine German-Catholic immigrant heritage – including Fr. Helias’s dialect-based parish organizing and the historic Westphalia church – is a distinctive local fact.
GIS & Maps
GIS & MAPS
Appraisal/Parcel Search: Osage County Assessor – (573) 897-2217.
Animal Services
ANIMAL SERVICES
No dedicated Osage County animal shelter was confirmed – flagged honestly rather than smoothed over. NAMING TRAP: “Animal Shelter of Linn County” (in Brookfield, MO) serves Linn County, Missouri – a completely different Missouri county with its own separate seat at Linneus – and should not be conflated with the city of Linn, the county seat of Osage County. Confirm current local options via osagecountygov.com or the Sheriff’s Office, (573) 897-3107.
Environmental & Waste
ENVIRONMENTAL / WASTE MANAGEMENT
Office: Osage County – confirm current contact via osagecountygov.com.
NOTES: Osage County is the seventh and final county in the eleventh batch of the Missouri v2 A+ sourced redo. The genuine German-Catholic immigrant heritage is a distinctive local fact, and a significant naming trap (Linn, MO the city vs. Linn County, MO – two entirely different jurisdictions) is flagged for accuracy. All contact information above was sourced via web search as of early August 2026 and should be reconfirmed directly with the relevant office before a visit, deadline-sensitive filing, or emergency-adjacent decision.
About Osage County
Osage County is central Missouri’s German Catholic heritage and Osage River agricultural county – the close-knit German farming communities with their stone churches and the productive river valley farmland define a county whose cultural and agricultural identity has been remarkably well preserved in the rolling hills between Jefferson City and the Lake of the Ozarks.
Linn (the county seat, population ~1,500) is Osage County’s governmental hub, a small central Missouri county seat serving the surrounding German Catholic farming communities.
All Services
Browse every category and topic available for this county.
Osage County Assessor at 105 Courthouse Square, Linn, MO 65051, phone 573-897-3475. MO assessed at percentage of true value.
Courts & Legal
Osage County Circuit Court at 105 Courthouse Square, Linn, MO 65051, phone 573-897-3114, handles probate.
Marriage & Vital Records
Marriage licenses, divorce records, and birth & death certificates are handled by the following office(s):
COUNTY CLERK
105 Courthouse Square, Linn, MO 65051
(573) 897-3114
Genealogy
County-level record sources
Osage County Circuit Court, Probate Division (probate case files – see Probate section above).
Local societies
No dedicated Osage County genealogical society was confirmed in available directories.
Probate & Estate
Losing someone and having to deal with courts and paperwork at the same time is hard. This section won’t make that easier, but it should tell you what to expect, what it costs, and where to go – so at least you’re not walking in blind.
Where to go
Osage County Circuit Court, Probate Division 106 E. Main Street (mail: P.O. Box 825), Linn, MO 65051 (573) 897-3114 Osage County is in central Missouri, seated in Linn.
Step 1: figure out which path applies
Missouri probate is governed by Title XXXI of the Missouri Revised Statutes (Chapters 470-475), the Probate Code.
Small Estate Affidavit (RSMo § 473.097) – available when the entire estate, less liens and encumbrances, does not exceed $40,000. A 30-day waiting period after death applies, and only if no application for letters is pending. If the property listed is worth more than $15,000, the clerk must publish a notice to creditors in a newspaper of general circulation in the county. A bond may be required. Once the court issues a certified small estate certificate, the affiant presents it directly to whoever holds the property to collect and distribute assets – avoiding full probate. Typical timeline: about two months to close, versus six months to a year or more for full probate.
Formal Administration – required for larger or more complex estates. A petition for Letters Testamentary (with a will) or Letters of Administration (without one) is filed with the probate division. After review, the court appoints the personal representative and issues the letters. Missouri offers both supervised and independent administration. Missouri requires an attorney to represent the personal representative in both types of administration.
Step 2: filing for formal probate
File a petition with the Probate Division of the Circuit Court in the county where the decedent was domiciled.
The court appoints the personal representative and issues Letters Testamentary or Letters of Administration.
The personal representative publishes a notice to creditors in a newspaper of general circulation in the county, and gives direct notice to known creditors. Creditors have 6 months from the date of first publication to file claims.
Within 30 days of appointment (unless the court extends the deadline), the personal representative files an inventory and appraisement of all estate assets.
After debts are paid and the creditor claim period expires, the personal representative distributes the remaining assets and files a final settlement with the court to close the estate.
What it costs
Missouri sets statutory minimum fees for attorneys and personal representatives based on a percentage of the estate’s value, though additional fees may be allowed for extraordinary services.
Missouri has no state estate tax and no state inheritance tax. Only the federal estate tax could apply, and only to very large estates.
Probate filings, estate administration, and guardianship matters are handled by the following office(s):
Public Safety & Arrests
Arrest records, inmate search, and law enforcement services are handled by the following office(s):
SHERIFF
105 Courthouse Square, Linn, MO 65051
(573) 897-4121
Elections & Voting
Voter registration, polling locations, and elections information are handled by the following office(s):
ELECTIONS
105 Courthouse Square, Linn, MO 65051
(573) 897-3114
Health & Human Services
Offices & Contacts
Health services, social services, and assistance programs are handled by the following office(s):
MO Dept of Social Services — Osage
(573) 897-4000
Osage County Community Health
(573) 897-4000
Capital Region Medical Center
crmc.org (Jefferson City — accessible)
Public Health Information
PUBLIC HEALTH
Office: Osage County Health Department – (573) 897-3103.
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