| Ferfay | |||
| — Commune — | |||
 Ferfay ê kéng-sek
|
|||
|
|||
 |
|||
  Ferfay |
|||
| Keng-hūi-tō͘: 50°31′6″N 2°25′28″E / 50.51833°N 2.42444°E | |||
| Kok-ka |  Hoat-kok
| ||
|---|---|---|---|
| Toā-khu | Nord-Pas-de-Calais | ||
| Koān | Pas-de-Calais | ||
| Kūn | |||
Ferfay sī ūi-tī Hoat-kok Nord-Pas-de-Calais toā-khu Pas-de-Calais koān ê chi̍t ê commune.
Tī Ferfay ê sì-ûi ū Lillers, Ames, Amettes, Auchel, Aumerval, Burbure, Cauchy-à-la-Tour, kap Floringhem téng siâⁿ-chhī he̍k-chiá chng-siā.
| Nî-tō͘ | 1968 | 1975 | 1982 | 1990 | 1999 | 2007 | 2012 |
|---|---|---|---|---|---|---|---|
| Jîn-kháu | 1,015 | 910 | 888 | 920 | 880 | 954 | 931 |
| Bi̍t-tō͘ (jîn-kháu/km²) | 260.9 | 233.9 | 228.3 | 236.5 | 226.2 | 245.2 | 239.3 |
.svg)
