Grand Illumination Lights Up Denver Union Station

This year’s Grand Illumination at Union Station lights up the historic landmark on Friday, November 28, 2025. Festivities, including musical entertainment start at 4 p.m. with the lights turned on promptly at 6:10 p.m. The annual event features entertainment by the Denver Dolls, a visit from Santa & Mrs. Claus, fun activities and the lighting of the station and its tree.

Photo: Denver Union Station

Not only will the exterior of the train station be lit during the Grand Illumination, but there’s a 40-foot-tall outdoor Christmas tree, featuring more than 7,000 holiday lights.

Events at this year’s Grand Illumination will include:

• Favorite holiday songs performed by the Denver Dolls
• A visit from Santa & Mrs. Claus
• Photo booth

If you can’t make it out on the 28th, no worries. Remember that the lights sparkle all season long.

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