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Last reviewed: June 04, 2026 · Methodology: all Union County record-source URLs verified against the official local and Iowa state publishers on the review date. 5 primary .gov / official sources cited below.

Union County — Key Numbers (2026)

Population, demographics, and county-seat data for Union County, Iowa — verified against U.S. Census 2024 estimates.
11,955
Population
Census estimate
4,979
Households
Census estimate
$56,495
Median income
Annual household
$113,800
Median home value
Census ACS
Creston
County seat
In Iowa
Union County Records Availability Map
Criminal records
see state portal
Court records
2 sources
Wants & warrants
see state portal
Property records
2 sources
Vital records
2 sources
Voter records
2 sources
Professional licenses
1 source
Recorded documents
1 source
Count of verified official sources per record type. Multiple sources   One source   Use state portal

Union County Records at a Glance

Record typeUnion County verified sources
Court recordsIowa Courts Online Search - Select Action
Union County Courthouse | Iowa Judicial Branch
Criminal recordsNo verified source — see Union County state portal below
Wants & warrantsNo verified source — see Union County state portal below
Property recordsFayette County Treasurer's
Buchanan County Treasurer | Iowa Tax And Tags
Vital recordsVital Records – Union County, Iowa
Vital Records | State Historical Society of Iowa
Voter recordsGeneral Election Information – Union County, Iowa
Iowa Voter Info | U.S. Election Assistance Commission
Professional licensesFind a Record or License | Department of Inspections, Appeal…
Recorded documentsReal Estate - Union County Recorder
Union County — Verified Record Sources by Type (2026)
Court records2Criminal records0Wants & warrants0Property records2Vital records2Voter records2Licenses1Recorded docs1
Count of officially verified .gov / .us record sources cataloged for Union County. Data verified 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.unioncountyiowa.org 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 Iowa judiciary portal in 2026.
2026
Union County property records online
Union County property assessment and recorder office online portal active in 2026.
2026
FBI Identity History Summary (federal complement)
For records that may exist outside Iowa, the FBI Identity History Summary at fbi.gov complements all county-level state records.

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 Iowa statewide systems
Criminal background, court case search, voter registration, and professional licensing are all run at the Iowa 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."
✓ Truth: False. Criminal records for Union County are held by the Iowa state repository, NOT the county. The county sheriff has only the local arrest log.
❌ Myth: "Records sealed in Union 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 Union County data."
✓ Truth: False. Only the official Iowa 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."
✓ Truth: False. The 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."
✓ 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)

Related — Union County & Iowa Records

For records not specific to Union County, use Iowa's statewide system or the national hub.
📍 Iowa statewide record systems:
🇺🇸 National hubs:
Related Public Records
Other counties in Iowa: Tama · Taylor · Van Buren · Wapello · Warren

About Union County, Iowa

Union County is located in southwest Iowa. The county seat is Creston (official site: http://www.unioncountyiowa.org/).

  • Population: 11,955
  • Households: 4,979
  • Median household income: $56,495
  • Median home value: $113,800
  • Below poverty line: 11.9%
  • Land area: 423.6 sq mi
  • Population density: 28.2 people / sq mi
  • Public libraries indexed: 1
  • NCES schools indexed: 6
Interment Listing | Newton, IA - Official Website
Official Free
The City of Newton Union and Memorial Park Cemeteries interment listings are provided at no cost below. The City of Newton makes every attempt to ensure the accuracy and reliability of the data contained in these documents. However, no guarantees are made to the accuracy of these records.
Home | Iowa Division of Credit Unions
Official Free
IDCU safeguards the interests of credit union depositors and members through administration and execution of the laws. Learn More About Our Mission · Collective Net Worth Ratio · Billion dollars in assets · members in all Iowa counties · Search our list of resources addressing topics of concern for Iowa credit unions.
CT
Iowa Courts Online Search - Select Action
Official Free
Iowa Courts Online Search - Select Action · This page uses frames, but your browser doesn't support them
CT
Union County Courthouse | Iowa Judicial Branch
Official Free
Even though it cost about $22,000 to build, the citizens of Creston leased it to the county for 99 years for one dollar. A $300,000 bond issue in 1946 was used to pay for the building of the present courthouse. It was constructed in 1952. © 2025 Iowa Judicial Branch.
VR
Vital Records – Union County, Iowa
Official Free
Application for certified copy of Union County Birth, Marriage, & Death record
VR
Vital Records | State Historical Society of Iowa
Official Free
For certified copies of birth, death and marriage records or more recent birth, death, and marriage records contact Iowa HHS Vital Records . Divorce vital record statistics less than 75 years old are only available at Iowa HHS Vital Records .
VR
Union County Recorder – Union County, Iowa
Official Free
As of July 1997, the Recorder’s office is the County Registrar of Vital Records and has the responsibility of issuing Marriage Licenses, registering Birth, Death and Marriage Certificates and issuing certified copies of Vital Records.
VT
General Election Information – Union County, Iowa
Official Free
City/School Candidate Information · Union County Auditor Commissioner of Elections
VT
Iowa Voter Info | U.S. Election Assistance Commission
Official Free
Iowa State Election Office Website Register to Vote @media (max-width:47.938em) { .respTbl ta
🌐 eac.gov
VT
Elections – Union County, Iowa
Official Free
June 2nd, 2026 Primary · Republican Party Sample Ballots
PR
Fayette County Treasurer's
Official Free
Email Property Tax department · Email Vehicle Tags department · Email Driver's License department · Email County Treasurer · Phone: (563) 422-3798 · Fayette County Treasurer's Office 114 North Vine Street West Union, Iowa 52175 · Property Tax & Motor Vehicle Services a day near the East ...
PR
Buchanan County Treasurer | Iowa Tax And Tags
Official Free
Property Taxes and Vehicle Registration Monday - Friday 8:00 AM - 4:30 PM Call (319) 334-7456 to schedule an appointment. Any changes in hours will be posted on the Buchanan Treasurer's homepage. Buchanan County Treasurer's Office 210 5th Ave.
LC
Find a Record or License | Department of Inspections, Appeals, & Licensing
Official Free
Search State of Iowa online services to verify professional licensure, and search inspection and survey records.
LC
Iowa License Lookup
Official Free
PACER systems will undergo maintenance on Sunday, May 10, 2026, from 5:00 a.m. to 4:00 p.m. ET . As a result, certain portions of this site may be temporarily degraded during the maintenance window. Log in to the federal Judiciary’s electronic public access services.
RD
Real Estate - Union County Recorder
Official Free
For recorded documents prior to 1979 (DEEDS ONLY!), use the “Historical Auditor and Recorder Books” tab. These records go back to 1856 for land deeds and 1866 for town lot deeds. You can search the indexes or search a specific book and page.
RD
Katie Carlton Union County Recorder | Iowa Land Records
Official Free
Katie Carlton Union County Recorder · 8711 Windsor Parkway #2 Johnston, IA 50131
BZ
Union 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 ...
BZ
SEC.gov | Accessing EDGAR Data
Business, Voter & Other
.gov

SEC filings and company registrations.

sec.gov
WW
IOWA System (Iowa On-line Warrants & Articles) | Iowa Department of Public Safety
Official Free
The IOWA Criminal Justice Information Network provides a wide variety of information to police, sheriff's, state, and federal criminal justice agencies in Iowa.

Frequently Asked Questions

How do I look up court cases in Union County?
Union County court cases are searchable through the Union County Courthouse | Iowa Judicial Branch portal: https://www.iowacourts.gov/for-the-public/educational-resources-and-services/iowa-courts-history/iowa-county-courthouse-history/union-county-courthouse. Iowa also operates a state-level case lookup through the Iowa Courts Online system. For federal matters, see PACER.
What's the difference between sealing and expunging a record in Iowa?
In Iowa, 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 Iowa 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.
Can I find out if someone is divorced in Iowa?
Yes. Search the court case index for the person's name in the county where they lived. Most Iowa counties offer free online case-search portals. The state vital records office also issues divorce verifications for a fee.
Does a county sheriff have to honor ICE detainers?
No federal law forces a county to honor an ICE detainer. Multiple federal courts have ruled that detainers are non-binding requests. Some counties honor every detainer, others honor none, and many honor them only when ICE provides a judicial warrant. Policy is set at the county or sheriff level.