Lac à Théodore is a Lake located in Sainte-Brigitte-de-Laval; La Jacques-Cartier, Quebec and has an elevation of 357 meters.

• Latitude: 46° 59' 30'' North   (decimal: 46.9916666)
• Longitude: 71° 13' 57'' West   (decimal: -71.2324999)
• Topography Feature Category: Lake
• Geographical Feature: Lac
• Canadian Province/Territory: Quebec
• Elevation: 357 meters
• Location: Sainte-Brigitte-de-Laval; La Jacques-Cartier
• Atlas of Canada Locator Map: Lac à Théodore
• GPS Coordinate Locator Map: Lac à Théodore Lat/Long