Derval sī ūi-tī Hoat-kok Pays de la Loire toā-khu Loire-Atlantique séng ê chi̍t ê commune.

Derval
—  Commune  —
Derval ê kéng-sek
Derval ê kéng-sek
Derval ê hui-kì
Hui-kì
Derval só͘-chāi tē-tô͘ ê uī-tì
Derval só͘-chāi tē-tô͘ ê uī-tì
Derval só͘-chāi tē-tô͘
Derval is located in Hoat-kok
Derval
Derval
Derval tī Hoat-kok ê tāi-lio̍k ūi-tì
Keng-hūi-tō͘: 47°40′3″N 1°40′17″W / 47.66750°N 1.67139°W / 47.66750; -1.67139
Kok-ka  Hoat-kok
Toā-khu Pays de la Loire
Koān Loire-Atlantique
Kūn

Tē-lí siu-kái

Tī Derval ê sì-ûi ū Grand-Fougeray, Conquereuil, Jans, Lusanger, Marsac-sur-Don, Mouais, kap Pierric téng siâⁿ-chhī he̍k-chiá chng-siā.

Jîn-kháu siu-kái

Nî-tō͘ 1968 1975 1982 1990 1999 2007 2012
Jîn-kháu 2,675 2,591 2,558 2,558 2,491 2,919 3,422
Bi̍t-tō͘ (jîn-kháu/km²) 42.1 40.8 40.3 40.3 39.2 46.0 53.9

Chham-khó siu-kái

Liân-kiat siu-kái