A restaurant fire on Glengarry Avenue in Windsor Saturday was intentionally set, Windsor fire officials say.

Crews responded to a building in the 600-block of the street that serves both as a commercial building and residential building. The fire was in the restaurant portion, according to the Windsor Fire Department.

The damage is estimated at $50,000 to the apartments and $550,000 to the restaurant.

There were no injuries, but three residential tenants were displaced.

Officials say police and fire officials are investigating the incident.