Préfecture (capital): Laval[?]
Sous-préfectures: Château Gontier[?] and Mayenne[?].
... is 2.47 and the average family size is 3.07. In the town the population is spread out with 22.3% under the age of 18, 6.7% from 18 to 24, 28.0% from 25 to 44, 25.8% from 45 ...