State of Maine v. Jayme Schnackenberg

Supreme Judicial Court of Maine·Decided August 13, 2026·No. Aro-25-177·Published·DOUGLAS, J.

Opinion

MAINE SUPREME JUDICIAL COURT Reporter of Decisions Decision: 2026 ME 89 Docket: Aro-25-177 Argued: March 3, 2026 Decided: August 13, 2026

Panel: STANFILL, C.J., and MEAD, CONNORS, LAWRENCE, DOUGLAS, and LIPEZ, JJ., and HJELM, A.R.J.

STATE OF MAINE

v.

JAYME SCHNACKENBERG

DOUGLAS, J.

[¶1] A jury found Jayme Schnackenberg guilty of murder, 17-A M.R.S.

§ 201(1)(A) (2026), and the court (Aroostook County, Nelson, J.) sentenced him to fifty-five years in prison. In this appeal, Schnackenberg challenges the court’s exclusion of the results of the victim’s toxicology report, the court’s admission of three photographs depicting the victim’s skull, and the court’s failure to give the jury a proper self-defense instruction. He also challenges the sentence imposed by the court. We affirm the judgment and the sentence.

I. BACKGROUND

[¶2] When the evidence is viewed “in the light most favorable to the State, the jury rationally could have found the following facts beyond a reasonable doubt.” State v. Aldrich, 2026 ME 8, ¶ 2, 353 A.3d 987.

[¶3] On the morning of June 16, 2023, in their home in Monticello, Schnackenberg shot his girlfriend of six years twice in the head. He disposed of her body near a logging road in a remote wooded area.

[¶4] The victim’s friends and family, worried when unable to reach her, contacted Schnackenberg to inquire about her whereabouts. He claimed that he did not know where she was, saying “[she] grabbed a backpack and she left” to go on a hike on the morning of June 16.

[¶5] On June 18, 2023, the victim’s mother called law enforcement to report that the victim was missing. Two Maine State Police troopers spoke with Schnackenberg about the victim’s disappearance. He reiterated essentially the same story that he had told others, namely that two days earlier the victim “packed a bag full of clothes” and “took off.” He told the troopers that she left around 5:00 in the morning and denied that there had been any recent fights between them. He repeated the same story to another Maine State Police trooper investigating the matter who contacted him two days later.

[¶6] Contrary to the version of events he had given to law enforcement and others, however, just after the shooting on June 16, 2023, Schnackenberg gave a very different account of the victim’s disappearance to two acquaintances, Brian Vrieze and Craig Vrieze. Schnackenberg went to their

house in Monticello between 6:30 a.m. and 8:00 a.m. that same morning and told the Vrieze brothers that he shot the victim twice in the head because she was leaving and taking their cat. He said that he needed to go back to his house to “take care of that,” which Brian Vrieze understood to mean take care of the victim’s body. He also told them that he and the victim fought “constantly” about his spending money on drugs.

[¶7] On June 22, 2023, law enforcement began searching wooded areas in Monticello. They located Schnackenberg’s pickup truck and towed it to the State Police barracks in Houlton. Two cadaver dogs “alerted” on the bed of the truck, indicating the presence of human remains.

[¶8] On June 24, 2023, law enforcement executed a search warrant at Schnackenberg’s residence in Monticello. Officers found a disassembled Taurus .40 caliber pistol in a Folgers Coffee can in the midst of construction debris behind the house. They observed reddish-brown stains in the kitchen and collected samples for testing and analysis at the Maine State Police Crime Lab. They also collected a mop hanging in the basement stairway after the mophead tested presumptively positive for blood. In a subsequent search on June 27, 2023, officers recovered a roll of duct tape from a toolbox at the residence.

[¶9] While the search on June 24 was underway, two Maine State Police detectives spoke with Schnackenberg. He continued to maintain that the victim left the house on foot on the morning of June 16, leaving her car behind. The detectives confronted Schnackenberg about his statement to the Vrieze brothers that he shot the victim twice. Schnackenberg denied this, and said, among other things, “You can’t prove any of that though,” “You’d have to have a body to prove that,” and “If you could prove . . . any of it, I’d be under arrest right now.”

[¶10] The following day, the owner of a camp located near where Schnackenberg had deposited the victim’s body contacted law enforcement. The camp owner had seen a Facebook post of Schnackenberg and the victim and recognized Schnackenberg as the man he saw driving a vehicle on the back road near his camp on the evening of June 17, 2023, between the hours of 6:00 and 6:30 p.m. Law enforcement searched the area. A Maine warden noticed car tracks on a dead-end dirt road just over a mile from where the camp owner reported seeing Schnackenberg; the tracks led to the victim’s body, which was wrapped and duct-taped in garbage bags and a tarp.

[¶11] On June 26, 2023, the State filed a complaint charging Schnackenberg with murder, 17-A M.R.S. § 201(1)(A). A grand jury indicted

him on the same charge on July 13, 2023. Schnackenberg was arraigned on September 29, 2023, and entered a plea of not guilty. The court held a four-day jury trial from January 13, 2025, to January 17, 2025.

[¶12] At trial, the State presented the following evidence (in addition to evidence supporting the facts described above):

• The deputy chief medical examiner testified that the victim had died from multiple gunshot wounds to the head.

• Two black-and-white photographs of the victim’s skull taken at the autopsy depicted two entrance wounds in the victim’s skull.

• A forensic anthropologist testified that a triangular-shaped bone fragment found in the mop recovered from Schnackenberg’s kitchen area matched a bullet defect in the victim’s skull.

• A color photograph showed the bone fragment found in the mophead collected from Schnackenberg’s house superimposed over the defect in the victim’s skull caused by a bullet.

• DNA swabbed from the mop’s handle matched Schnackenberg’s DNA.

• Blood samples collected from Schnackenberg’s kitchen matched the victim’s DNA.

• Although the gun found behind Schnackenberg’s house could not be test-fired because the barrel was missing, the State’s firearm examiner compared the rifling on the bullet recovered from the autopsy to a rifling database and opined that the bullet “could have been fired from the gun or the gun parts” that were recovered behind Schnackenberg’s house.

• Duct tape removed from the victim’s body was a physical match to the roll of duct tape recovered from a toolbox at Schnackenberg’s house.

• In recorded jail calls, Schnackenberg consistently maintained that the victim left the house alive on June 16 and did not take her car.

• Surveillance video from a nearby store showed Schnackenberg at the store on the morning of June 16, contradicting his claim that he had slept until noon that day.

• Cell phone location information from Schnackenberg’s phone (1)

corroborated the surveillance video footage showing Schnackenberg driving the victim’s car and making trips to the area in the vicinity of the Vrieze residence and (2) showed that his phone was connected to the network at all times except between 6:23 p.m. and 8:08 p.m., which was around the time the camp owner had observed Schnackenberg in the remote area near the location where the victim’s body was recovered.

[¶13] Further, the parties stipulated that (1) the body on which the autopsy was performed was that of the victim and (2) the victim had methamphetamine in her system at the time of the autopsy. Both stipulations were submitted to the jury.

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State of Maine v. Jayme Schnackenberg, (Me. 2026).

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