Is a DUI a Felony in Colorado?

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Is a DUI a Felony in Colorado?

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Posted By William McAdams | November 27 2025 | DUI

Driving under the influence can significantly impact a person’s life, and understanding how Colorado law classifies these offenses can make a crucial difference in what comes next. Many drivers in Greeley ask, “Is DUI a felony in Colorado?” The short answer: not always. A first or even second offense usually remains a misdemeanor, but certain aggravating factors or repeat offenses can elevate the charge to a felony under state law. At McAdams Law Office, we help drivers across Weld County navigate these complex distinctions and defend their rights under Colorado’s DUI statutes.

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When a DUI Becomes a Felony in Colorado

Colorado DUI & DWAI PenaltiesColorado law treats most DUI charges as misdemeanors. However, the offense escalates to a felony under specific conditions, such as after the fourth conviction for a DUI or DWAI offense or if it involves a specific factor, like causing a serious injury or death to another person.

According to Colorado Revised Statute § 42-4-1301, driving under the influence of alcohol or drugs becomes a Class 4 felony when it follows three or more prior convictions for DUI, DUI per se, or DWAI, vehicular homicide, vehicular assault, or any combination thereof, provided they stem from separate and distinct criminal episodes.

The Fourth or Subsequent DUI Offense

A fourth DUI or DWAI conviction always qualifies as a felony, regardless of when or where the earlier offenses occurred. The state legislature established this policy to discourage repeat drunk driving and protect public safety. Once a driver reaches that fourth conviction, the court no longer considers the charge a misdemeanor.

Under subsection (6.5) of Colorado Revised Statute § 42-4-1307, sentencing for a felony DUI follows Colorado’s general felony guidelines and additional DUI-specific requirements. For instance, a judge may impose probation only if the defendant serves a minimum of ninety days in county jail with no eligibility for early release or sentence deductions during the mandatory period.

The defendant receives credit for time served before conviction, but no sentencing alternatives apply during mandatory imprisonment. If the court orders Department of Corrections custody, it must find incarceration the most appropriate option after considering treatment willingness, case circumstances, and whether other sanctions pose an unreasonable public safety risk.

Misdemeanor DUIs vs. Felony DUIs

Understanding when a DUI remains a misdemeanor helps clarify the distinction. A first, second, or third DUI offense typically qualifies as a misdemeanor under Colorado law. While the penalties can still be significant, including jail time, fines, and license suspension, they do not carry the long-term consequences of a felony record. Common misdemeanor DUI penalties may include:

  • Up to one year in jail for repeat offenders
  • Fines ranging from $600 to $1,500
  • Mandatory alcohol education classes
  • Up to two years of probation
  • Specific periods of public service

However, once a person accumulates four or more convictions or causes serious injury or death while impaired, the charge transitions into a felony. Unlike misdemeanors, felony convictions appear permanently on criminal records, can limit employment opportunities, and often result in longer license revocations.

Legal Consequences of a Felony DUI Conviction

Felony DUI cases in Greeley fall under the jurisdiction of Colorado’s district courts. Convictions lead to serious consequences beyond standard sentencing. These may include:

  • Incarceration: For a Class 4 felony, sentences can range from 2 to 6 years in state prison, with potential extensions based on aggravating factors.
  • Probation with mandatory jail: Even with probation, judges must order at least 90 days of actual jail time.
  • Loss of driving privileges: Felony convictions often result in long-term license revocation and ignition interlock requirements upon reinstatement.
  • Permanent criminal record: A felony DUI conviction cannot be sealed or expunged in Colorado, creating lasting barriers to housing, employment, and licensing.
  • Increased penalties for future offenses: Any subsequent criminal charges, even unrelated to DUI, may trigger enhanced penalties.

For comparison, misdemeanor DUIs focus on rehabilitation and community safety measures, while felony DUIs emphasize accountability and public protection through harsher sentencing.

These severe outcomes demonstrate why understanding is DUI a felony in Colorado remains crucial for those facing repeat or aggravated drunk driving charges, as it significantly impacts the case outcomes and future opportunities.

Facing a Felony DUI? Contact a Colorado Defense Attorney

A felony DUI charge presents serious risks, but an effective defense can protect your rights and future. For anyone wondering is DUI a felony in Colorado, the answer depends on your record and the facts of the case. At McAdams Law Office, we review every detail to challenge the evidence and protect your rights. Call us at (970) 353-0000 today to begin building your defense and pursue the best possible outcome under Colorado law.

DUI/DWAI Victories Criminal Defense Wins

People v. S.M.

Two DUIs downgraded to DWAI,
avoided jail.

People v. M.J.

Assault and child abuse charges
dismissed, evidence issues.

People v. S.D.

DUI dismissed, pled to
Reckless Driving.

People v. S.C.

Theft charge dropped,
quick jury decision.

People v. B.S.

Breath test challenged,
DUI reduced to DWAI.

People v. A.E.

Drug charges dismissed,
validated medical use.

People v. E.B.

No jail, favorable plea despite
three priors.

People v. J.K.

Burglary plea reduced,
avoided severe penalty.

People v. R.G.

One DWAI dismissed, another reduced with minimal work release.

People v. C.R.

Traffic offense reduced,
license saved.

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This page has been written, edited, and reviewed by a team of legal writers following our comprehensive editorial guidelines. This page was approved by Founding Partiner, William McAdams who has more than 25 years of legal experience as a personal injury attorney.