Local guide Texas

Collin County, Texas Criminal Defense: the early pressure around prosecutor timing, arraignment sequencing, and local process

Clearer criminal defense guidance for Collin County, Texas built around defense record, the local fork that changes next steps, and the local follow-through that often gets overlooked.

Reviewed January 2026 4 min read Official-source grounded Ver en Espanol En Español
Key Takeaways
  • Felonies heard in Collin County District Courts; Class A/B misdemeanors in County Courts at Law (210 S. McDonald St., McKinney TX 75069); DA Greg Willis
  • Collin County Detention Center: 4300 Community Ave., McKinney TX 75071; 972-547-5100 (Sheriff's Office)
  • Deferred adjudication (Art. 42A TCCP) avoids conviction; follow-up order of nondisclosure required to seal record — not the same as expunction
  • Expunction (Ch. 55 TCCP) destroys all records for acquittals, dismissals, and no-bills — available without waiting period after qualifying dismissal
  • Texas felony charges require grand jury indictment; Collin County DA's office known for aggressive prosecution of violent crime, fraud, and DWI
  • Right to appointed counsel if incarceration is possible; Collin County Bar Association (collinbar.org) and State Bar Referral (1-800-252-9690) provide attorney referrals
Criminal Defense guide for Collin County
Photo by Connor Scott McManus on Pexels

Criminal cases in Collin County are handled in a tiered court system at the Collin County Courthouse (210 S. McDonald St., McKinney TX 75069). Felony charges — first-degree (5 years to 99 years or life), second-degree (2 to 20 years), third-degree (2 to 10 years), and state jail felonies (180 days to 2 years in a state jail facility) — are heard in the district courts. Multiple district courts in Collin County have criminal jurisdiction, including courts that hear both criminal and civil cases. Class A misdemeanors (up to 1 year in county jail, up to $4,000 fine) and Class B misdemeanors (up to 180 days in county jail, up to $2,000 fine) are heard in the county courts at law. The Collin County District Attorney's office, currently headed by D.A. Greg Willis, handles felony prosecutions and is known for aggressive prosecution of violent crime, drug offenses, fraud, and white-collar crime — Collin County juries and courts have a reputation for conservative law enforcement attitudes that defendants should account for in assessing risk.

Class C misdemeanors — the least serious offense category, punishable by fine only (up to $500), with no jail time — are handled at the municipal court level in each Collin County city, not at the county courthouse. McKinney Municipal Court, Plano Municipal Court, Frisco Municipal Court, and Allen Municipal Court each have jurisdiction over Class C offenses occurring within their city limits, including traffic citations, minor in possession of alcohol, simple assault (Class C level), and similar violations. Justice of the Peace courts handle Class C offenses in unincorporated areas and also handle magistration (the initial probable cause determination after arrest) for all offenses countywide. Class C cases are important because they create a criminal record if convicted, but deferred disposition — a form of probation available in many Class C cases — allows the charge to be dismissed and potentially expunged after completing a community service and probation period.

The Collin County Detention Center (4300 Community Ave., McKinney TX 75071; 972-547-5100 for the Collin County Sheriff's Office) is the primary county jail for persons arrested and awaiting disposition of charges. After arrest, a magistrate sets bail during an initial appearance (generally within 24 to 48 hours). Bail can be posted by cash bond (paying the full amount to the court), a surety bond through a licensed bail bondsman (typically a 10-15% premium paid to the bondsman, non-refundable), or personal recognizance release in appropriate cases. A judge may also impose conditions such as GPS monitoring, alcohol testing, or a protective order as conditions of release. For felony cases, a grand jury must find probable cause and return an indictment before the case proceeds — a process that typically takes several weeks to a few months in Collin County.

Two of the most important and often underused tools in Texas criminal defense are deferred adjudication community supervision and expunction. Deferred adjudication (Tex. Code Crim. Proc. Art. 42A) allows a defendant to plead guilty or no contest, receive a probation period without a finding of guilt, complete the conditions, and have the case dismissed — without a formal conviction on the record. However, a dismissed deferred adjudication case is not automatically sealed or expunged; a separate order of nondisclosure (available for many offenses after waiting periods) is required to prevent the dismissed case from appearing on background checks. Expunction (Tex. Code Crim. Proc. Ch. 55) entirely destroys the record for cases resulting in acquittal, dismissal, or no-bill by the grand jury. Understanding the difference between conviction, deferred adjudication, dismissal, nondisclosure, and expunction — and which outcome preserves the most options — is essential for any Collin County criminal defendant.

Collin County defendants have constitutional rights to appointed counsel if they face potential jail time and cannot afford an attorney. For felony cases, the court appoints counsel from a list of qualified attorneys; for Class A and B misdemeanors heard in county courts, the judge similarly appoints counsel. The Collin County Bar Association (collinbar.org; McKinney) can provide referrals to criminal defense attorneys, and the State Bar of Texas Lawyer Referral Service (1-800-252-9690) lists attorneys by area and can provide reduced-fee initial consultations. Defendants facing drug charges, DWI, white-collar crime, or family violence charges should consult an attorney at the earliest possible stage — before speaking to police, before arraignment, and before accepting any plea offer — because the consequences of early missteps can be difficult to reverse.

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