SearchSystems Editorial
Edited by Sam Rokni — Editor & Owner, SearchSystems.net. Public records professional since 1999. NAPBS founding member. Full bio & credentials.
Last reviewed: June 04, 2026 · Methodology: all Leavenworth County record-source URLs verified against the official local and Kansas state publishers on the review date. 2 primary .gov / official sources cited below.
Leavenworth County — Key Numbers (2026)
Population, demographics, and county-seat data for Leavenworth County, Kansas — verified against U.S. Census 2024 estimates.
84,670
Population
Census estimate
29,226
Households
Census estimate
$84,307
Median income
Annual household
$240,800
Median home value
Census ACS
Leavenworth
County seat
In Kansas
Criminal records
see state portal
Court records
3 sources
Wants & warrants
see state portal
Property records
2 sources
Vital records
see state portal
Voter records
see state portal
Professional licenses
see state portal
Recorded documents
see state portal
Count of verified official sources per record type. Multiple sources One source Use state portal
Leavenworth County Records at a Glance
| Record type | Leavenworth County verified sources |
|---|---|
| Court records | Welcome to Leavenworth County, KS District Courts - KS Courts |
| Criminal records | No verified source — see Leavenworth County state portal below |
| Wants & warrants | No verified source — see Leavenworth County state portal below |
| Property records | Welcome to Leavenworth County, KS Leavenworth County GIS |
| Vital records | No verified source — see Leavenworth County state portal below |
| Voter records | No verified source — see Leavenworth County state portal below |
| Professional licenses | No verified source — see Leavenworth County state portal below |
| Recorded documents | No verified source — see Leavenworth County state portal below |
Count of officially verified .gov / .us record sources cataloged for Leavenworth County. Data verified June 04, 2026.
What Changed in 2026 — Leavenworth County Records
2026
Leavenworth County official government portal active
The official Leavenworth County government website at leavenworthcounty.org continues to serve as the canonical local source.
2026
Leavenworth County court records portal verified
State court system links for Leavenworth County verified against the Kansas judiciary portal in 2026.
2026
Leavenworth County property records online
Leavenworth County property assessment and recorder office online portal active in 2026.
2026
FBI Identity History Summary (federal complement)
For records that may exist outside Kansas, the FBI Identity History Summary at fbi.gov complements all county-level state records.
The 4-Step Leavenworth County Records Pathway
1
Step 1 — Start at the Leavenworth County clerk/courthouse
For most local records (court cases, property deeds, marriage licenses), the Leavenworth County clerk's office is the first stop.
2
Step 2 — Use the Kansas statewide systems
Criminal background, court case search, voter registration, and professional licensing are all run at the Kansas state level — not by the county.
3
Step 3 — Federal sources for federal records
Federal court cases (PACER), federal tax liens (IRS), military records (NPRC), and immigration data (ICE) are all federal — not held by the county.
4
Step 4 — Cross-check before relying on data
Most county portals lag 24-48 hours behind the courthouse. For time-sensitive verification, call the clerk directly.
Five Things People Get Wrong About Leavenworth County Records
❌ Myth: "Leavenworth County maintains all criminal records."
✓ Truth: False. Criminal records for Leavenworth County are held by the Kansas state repository, NOT the county. The county sheriff has only the local arrest log.
❌ Myth: "Records sealed in Leavenworth County are gone everywhere."
✓ Truth: False. Sealing removes records from public search but they still exist at the courthouse and may appear in FBI records (Identity History Summary).
❌ Myth: "Free 'instant background' sites have Leavenworth County data."
✓ Truth: False. Only the official Kansas state repository has verified, current Leavenworth County data. Free sites often have stale data.
❌ Myth: "The Leavenworth County assessor's value is what I'll sell my home for."
✓ Truth: False. The Leavenworth County assessor's value is for property tax purposes only — usually below market value.
❌ Myth: "All county records older than 50 years are public."
✓ Truth: Partially false. Public-records rules vary by record type AND state. Court records and deeds are usually older-public; vital records remain restricted longer (often 75-125 years).
Primary Sources (All Verified)
- leavenworthcounty.org — Official Leavenworth County government website
- www.leavenworthcounty.gov — Court records — official source
- fbi.gov — FBI Identity History Summary (federal record)
Related — Leavenworth County & Kansas Records
For records not specific to Leavenworth County, use Kansas's statewide system or the national hub.
📍 Kansas statewide record systems:
- Kansas Court Records →
- Kansas Criminal Records →
- Kansas Property Records →
- Kansas Vital Records →
- Kansas Voter Records →
- Kansas Wants & Warrants →
- Kansas Licenses →
- Kansas Recorded Documents →
🇺🇸 National hubs:
Related Public Records
Kansas statewide records: Court records · Criminal records · Wants & warrants · Property records · Vital records · Voter records · Licenses · Recorded docs
National directories: Court records · Criminal records · Property records · Vital records · Federal databases
About Leavenworth County, Kansas
Leavenworth County is located in northeast Kansas. The county seat is Leavenworth (official site: http://leavenworthcounty.org/).
- Population: 84,670
- Households: 29,226
- Median household income: $84,307
- Median home value: $240,800
- Below poverty line: 10.1%
- Land area: 463.4 sq mi
- Population density: 182.7 people / sq mi
- Public libraries indexed: 5
- NCES schools indexed: 26
Welcome to Leavenworth County, KS
Official Free
First Judicial District Judges · Division 1 Hon. Gerald Kuckelman (913) 684-0709 Division 2 Hon. Geoffrey Sonntag (Atchison) (913) 804-6060
District Courts - KS Courts
Official Free
District courts are created by the Constitution. They are the trial courts of Kansas, with general original jurisdiction over all civil and criminal cases.
Family and Genealogy research in Leavenworth | Leavenworth, Kansas
Criminal & Court Records
.gov
Statewide Kansas court records.
kscourts.gov
Welcome to Leavenworth County, KS
Official Free
We can provide an aerial photo of any property that shows right-of-ways, property lines, creeks and ponds, buildings, flood zones, elevation, soil types, land use, etc. Since this office was created, the information is all kept up-to-date. If we don't have the type of map you need, we can direct you to who does. You may also get electronic maps on CD or e-mailed to you. Copy and paste this code into your website. <a href="http://www.leavenworthcounty.gov/departments/gis/index.php">Your Link Name</a>
Leavenworth County GIS
Official Free
Discover, analyze and download data from Leavenworth County GIS. Download in CSV, KML, Zip, GeoJSON, GeoTIFF or PNG. Find API links for GeoServices, WMS, and WFS. Analyze with charts and thematic maps. Take the next step and create StoryMaps and Web Maps.
Kansas Most Wanted — KBI
Official Free
Carroll Mansion House and Museum has archival collections that include historical information on Leavenworth County, its families, businesses, social organizations and many other areas of interest. Included are photographs, postcards, documents, atlases and maps, scrapbooks and other Leavenworth ...
Office of Vital Statistics | KDHE, KS
Official Free
The Office of Vital Statistics receives and preserves vital records for events that occur in Kansas, including births, stillbirth, deaths, marriages, and divorces . The Office maintains more than 10 million vital records, adding approximately 100,000 new records annually.
Kansas Secretary of State | VoterView
Official Free
State Agency - Online Voter Registration · Select How Registered · We experienced an error processing your request. Please contact your local county office to complete your request · Return To Main Page · Connection Issue · We encountered an issue connecting to the server and need to reload ...
Kansas Register of Deeds Association
Official Free
Fax: 913-684-0406 Webpage: https://www.leavenworthcounty.gov/government/register_of_deeds_office/index.php Office Hours: 8:00—5:00 · President: Kent Brown 1100 Massachusetts St. Unit 300 Lawrence KS 66044 kbrown@dgcoks.gov (P): 785-832-5261 · Vice President: Becky Nioce 200 Southeast 7th St., Ste. 108 Topeka, KS 66603-3932 becky.nioce@snco.us (P): 785-251-4023 · Secretary: Marcy Merritt 215 Kansas Ave.
Leavenworth County
Official Free
Field notes are the narrative record of the cadastral survey . They are written in tabular format and contain the detailed descriptions of entire survey process including the instrumentation and procedures utilized, calling all physical evidence evaluated in the survey process, and listing all ...
Leavenworth County, Kansas
Official Free
Cemeteries Map.pdf · document date 11-23-2020 · Commission Districts 2011.pdf · document date 11-23-2020 · Commission Districts 2014.pdf · document date 11-23-2020 · Commission Districts 2018.pdf · document date 11-23-2020 · Polling Places (current).pdf ·
Business Entity Search - Kansas Secretary of State
Business, Voter & Other
.gov
Kansas SOS business search.
sos.ks.gov
Frequently Asked Questions
How do I look up court cases in Leavenworth County?
Leavenworth County court cases are searchable through the Welcome to Leavenworth County, KS portal: https://www.leavenworthcounty.gov/departments/district_court/contact_information.php. Kansas also operates a state-level case lookup through the Kansas Case Search system. For federal matters, see PACER.
What's the difference between sealing and expunging a record in Kansas?
In Kansas, a sealed record is hidden from public view but still exists and remains visible to law enforcement, licensing boards, and some employers. An expunged record is treated by Kansas law as if it never happened — though FBI and federal records may persist regardless of state action. The relief process runs through the sentencing court.
Does an active warrant show up on a background check in Kansas?
Yes. Active warrants in Kansas appear on name-based criminal background checks through the Kansas Bureau of Investigation system the moment they are entered. Some employers also run a separate NCIC warrant query, which catches federal warrants as well.
How do I run a Kansas background check?
Kansas background checks are handled by the Kansas Bureau of Investigation. Name-based searches are available through the official state portal (per-search fee applies). Fingerprint-based checks — required for licensing, foster care, and many employers — must be submitted through an approved vendor.