| Surfonds | |
| — Commune — | |
 Surfonds ê kéng-sek | |
 | |
  Surfonds | |
| Keng-hūi-tō͘:47°58′28″N0°27′41″E / 47.97444°N 0.46139°E /47.97444; 0.46139 | |
| Kok-ka |  Hoat-kok |
|---|---|
| Toā-khu | Pays de la Loire |
| Koān | Sarthe |
| Kūn | |
Surfonds sī ūi-tīHoat-kokPays de la Loiretoā-khuSarthekoān ê chi̍t êcommune.
Tī Surfonds ê sì-ûi ūLe Breil-sur-Mérize,Bouloire,Ardenay-sur-Mérize,Challes, kapVolnay téng siâⁿ-chhī he̍k-chiá chng-siā.
| Nî-tō͘ | 1968 | 1975 | 1982 | 1990 | 1999 | 2007 | 2012 |
|---|---|---|---|---|---|---|---|
| Jîn-kháu | 199 | 164 | 142 | 185 | 183 | 292 | 344 |
| Bi̍t-tō͘ (jîn-kháu/km²) | 41.0 | 33.8 | 29.3 | 38.1 | 37.7 | 60.2 | 70.9 |
