Searching Union County: what to expect
Union County publishes almost nothing online itself — nearly every source indexed below is state-run. That's normal for smaller Tennessee countys, and it means your search leans on statewide systems, with the county offices handling the rest by phone or mail. No online docket is listed for the county itself; the Tennessee court records page maps the alternatives, and the clerk fills direct requests.
SearchSystems Editorial
Edited by SearchSystems Editorial Team — verified against official government sources. About our editorial process.
Last reviewed: June 04, 2026 · Methodology: all Union County record-source URLs verified against the official local and Tennessee state publishers on the review date. 4 primary .gov / official sources cited below.
Union County — Key Numbers (2026)
Population, demographics, and county-seat data for Union County, Tennessee — verified against U.S. Census 2024 estimates.
21,064
Population
Census estimate
7,552
Households
Census estimate
$57,094
Median income
Annual household
$164,400
Median home value
Census ACS
Maynardville
County seat
In Tennessee
Criminal records
2 sources
Court records
2 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
Union County Records at a Glance
| Record type | Union County verified sources |
|---|---|
| Court records | Courtfeepay.com Obion County | Tennessee Administrative Office of the Courts |
| Criminal records | Tennessee Bureau of Investigation — TORIS Tennessee Sex Offender Registry - TN.gov |
| Wants & warrants | |
| Property records | Tennessee Property Assessment Data | Parcel Details union |
| Vital records | |
| Voter records | Union County Early Voting Site(s) - TNMap |
| Professional licenses | Internal Error |
| Recorded documents | Union County |
Count of officially verified .gov / .us record sources cataloged for Union County. Sources reviewed June 04, 2026.
What Changed in 2026 — Union County Records
2026
Union County official government portal active
The official Union County government website at www.unioncountytn.com continues to serve as the canonical local source.
2026
Union County court records portal verified
State court system links for Union County verified against the Tennessee judiciary portal in 2026.
2026
Union County criminal records access
State criminal records repository for Union County (statewide system, not county-specific) confirmed active in 2026.
2026
Union County property records online
Union County property assessment and recorder office online portal active in 2026.
The 4-Step Union County Records Pathway
1
Step 1 — Start at the Union County clerk/courthouse
For most local records (court cases, property deeds, marriage licenses), the Union County clerk's office is the first stop.
2
Step 2 — Use the Tennessee statewide systems
Criminal background, court case search, voter registration, and professional licensing are all run at the Tennessee 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 Union County Records
MYTH"Union County maintains all criminal records."
FACTCriminal records for Union County are held by the Tennessee state repository, NOT the county. The county sheriff has only the local arrest log.
MYTH"Records sealed in Union County are gone everywhere."
FACTSealing 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 Union County data."
FACTOnly the official Tennessee state repository has verified, current Union County data. Free sites often have stale data.
MYTH"The Union County assessor's value is what I'll sell my home for."
FACTThe Union County assessor's value is for property tax purposes only — usually below market value.
MYTH"All county records older than 50 years are public."
FACTPartially 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 and Official Record Portals
- www.unioncountytn.com — Official Union County government website
- www.tncourts.gov — Court records — official source
- www.tn.gov — Criminal records — official source
- assessment.cot.tn.gov — Property records — official source
- fbi.gov — FBI Identity History Summary (federal record)
Related — Union County & Tennessee Records
For records not specific to Union County, use Tennessee's statewide system or the national hub.
📍 Tennessee statewide record systems:
- Tennessee Court Records →
- Tennessee Criminal Records →
- Tennessee Property Records →
- Tennessee Vital Records →
- Tennessee Voter Records →
- Tennessee Wants & Warrants →
- Tennessee Licenses →
- Tennessee Recorded Documents →
🇺🇸 National hubs:
Related Public Records
Tennessee 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
Looking for a person, not a database? Start with the Tennessee guides:
About Union County, Tennessee
Union County is located in northeastern Tennessee. The county seat is Maynardville (official site: http://www.unioncountytn.com/).
- Population: 21,064
- Households: 7,552
- Median household income: $57,094
- Median home value: $164,400
- Below poverty line: 15.9%
- Land area: 223.6 sq mi
- Population density: 94.2 people / sq mi
- Public libraries indexed: 2
- NCES schools indexed: 10
Obion County | Tennessee Administrative Office of the Courts
Official Free
Court case information for Union County, Tennessee. For copies the site doesn't display, the clerk fills requests at a per-page rate. Civil, criminal, probate, and traffic divisions may index separately — check each if a search runs dry.
Union County Early Voting Site(s) - TNMap
Official Free
Division of Publications publishes the following: Acts and Resolutions of the General Assembly, Administrative Register, Blue Book, Open Appointments, Rules and Regulations of the State of Tennesse, and other documents for which the secretary of state is responsible.
Tennessee Bureau of Investigation — TORIS
Official Free
The sheriff's side of Union County record-keeping — bookings, incident reports, and records requests start here. It is an official government source.
🌐 tn.gov
Tennessee Sex Offender Registry - TN.gov
Official Free
You may search for an offender by name, alias, address, city, county, zip code, offender ID, registry status or offense.
Tennessee Property Assessment Data | Parcel Details
Official Free
Parcel mapping for Union County, Tennessee with ownership and assessment layers. Neighboring-parcel data makes it easy to see who owns the land around any lot. Searches run by owner name, address, or parcel ID.
union
Official Free
In the case of multiple counties the first county uses the Primary cost and each additional county applies the Additional cost. Pay As You Go Services You can start a pay as you go account with an initial deposit of $5.00 by using a credit card. Document images that are retrieved will be $2.00 each.
Internal Error
Official Free
Official public records resource for Tennessee. Records requests here follow the state's open-records act, with response deadlines that bind. Start here before paying any commercial site for the same information.