canton of Lassay-les-Châteaux (canton de Lassay-les-Châteaux)
- canton of France
- Country:
- Capital: Lassay-les-Châteaux
- Coordinates: 48° 28' 27" N, 0° 28' 43" E
- GPS tracks (wikiloc): [Link]
- Population: 17869
- Wikipedia en: wiki(en)
- Wikipedia: wiki(fr)
- Wikidata storage: Wikidata: Q1725734
- INSEE canton code: [5309]
Includes regions:


Thubœuf
- commune in Mayenne, France
- Country:
- Postal Code: 53110
- Coordinates: 48° 30' 8" N, 0° 27' 4" E
- GPS tracks (wikiloc): [Link]
- Area: 13.88 sq km
- Population: 295

Le Housseau-Brétignolles
- commune in Mayenne, France
- Country:
- Postal Code: 53110
- Coordinates: 48° 28' 6" N, 0° 31' 19" E
- GPS tracks (wikiloc): [Link]
- AboveSeaLevel: 194 м m
- Area: 9.31 sq km
- Population: 266

Saint-Julien-du-Terroux
- commune in Mayenne, France
- Country:
- Postal Code: 53110
- Coordinates: 48° 28' 45" N, 0° 24' 34" E
- GPS tracks (wikiloc): [Link]
- Area: 11.29 sq km
- Population: 254

Lassay-les-Châteaux
- commune in Mayenne, France
- Country:
- Postal Code: 53110
- Coordinates: 48° 26' 15" N, 0° 29' 46" E
- GPS tracks (wikiloc): [Link]
- AboveSeaLevel: 205 м m
- Area: 57.63 sq km
- Population: 2333
- Web site: [Link]

Sainte-Marie-du-Bois
- commune in Mayenne, France
- Country:
- Postal Code: 53110
- Coordinates: 48° 27' 56" N, 0° 28' 51" E
- GPS tracks (wikiloc): [Link]
- Area: 11.34 sq km
- Population: 214


Rennes-en-Grenouilles
- commune in Mayenne, France
- Country:
- Postal Code: 53110
- Coordinates: 48° 29' 33" N, 0° 30' 44" E
- GPS tracks (wikiloc): [Link]
- Area: 7.86 sq km
- Population: 112