Updated at 5:41 p.m. on Wednesday, Sept. 10, 2025.
A shooting at Evergreen High School this afternoon hospitalized four students — two with critical injuries, including the suspected shooter.
Three students sustained gunshot wounds, and one of the wounded is the suspected shooter. The sheriff’s office could not say if the suspected shooter sustained a self-inflicted gunshot wound.
All three are in critical condition and being treated at CommonSpirit St. Anthony Hospital in Lakewood.
Officials said a fourth juvenile was also transported to the hospital, with injuries sustained while escaping the high school and fleeing to a nearby elementary school.
“This is the scariest thing you could ever think could happen,” said Jacki Kelley, public information officer with Jefferson County Sheriff’s Office, at a press conference Wednesday afternoon. “Honestly, I don’t know if our suspect is old enough to even drive.”

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Kelley said it was not clear who the shooter was or how many shooters may have been involved. Over 100 police officers from around the Denver area rushed to the school to try to help, Kelley said.
Officials said the shooter used a handgun and that police have not found a letter explaining the attack. Kelley said it appeared the shooting happened on school grounds, but outside the school.
The school is about 28 miles southwest of Denver. It enrolls about 900 students, according to the state Department of Education.

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Cameron Jones is a 9th grader at Evergreen High School. He said he was eating lunch outside when he heard three gunshots. A security guard then told him to run.
He said he never thought a shooting like Wednesday’s would happen in Evergreen.
“Absolutely not,” Jones said. “I thought this was like a one-in-a-million thing, and it still feels surreal that it happened.”
Jen Weber, a mother of a freshman student at the school, said she was washing her car when her son sent her a text message that a shooting was happening.

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“I think if I’m being honest with myself, I always knew it was ‘When, not if?’” Weber said. “But having been born and raised in Evergreen, I didn’t ever really think it would happen here in Evergreen.”
Weber was still waiting on Wednesday afternoon to be reunited with her son.
Authorities have not released more details on the shooting. Videos on social media show emergency service vehicles racing towards the school.

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“I am closely monitoring the situation at Evergreen High School, and am getting live updates. State Troopers are supporting local law enforcement in responding to this situation. Students should be able to attend school safely and without fear across our state and nation. We are all praying for the victims and the entire community,” said Colorado Gov. Jared Polis.
Federal law enforcement is also responding to the scene to assist.
Parents are being asked to go to Bergen Meadow Elementary School at 1928 Hiwan Drive to reunify with their students.
Outside the school on Wednesday afternoon, a long line of parents waited to be reunited with their students.
Flatirons Community Church in Golden was planning a vigil on Wednesday at 7 p.m.

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The Jefferson County Education Association, a teachers’ union in the district, said in a statement that every time a school shooting happens, it retraumatizes the community that lived through the Columbine shooting in 1999.
“Colorado has lived through this pain too many times. We cannot become numb. We cannot accept this as normal. We demand that our leaders at every level — local, state, and national — take real, meaningful action to end the epidemic of gun violence in our schools,” the association’s leaders said in a statement.
All Jefferson County school athletics and activities for Wednesday were canceled.
CPR Reporter Molly Cruse, Kevin Beaty, Ben Markus, Allison Sherry, Tony Gorman and The Associated Press contributed to this report.
This is a developing story and will be updated.
Editor’s note: This story has been updated with more information about the victims and the alleged shooter.