| Secteur | Village | 1876 | 1901 |
|---|---|---|---|
| Armorique | Cléguer an Archand | 1 | |
| Enez Sang | 1 | 3 | |
| Ile Stagadon | 1 | 1 | |
| Ile Venan | 2 | 1 | |
| Kerberenez | 2 | ||
| Kerezan | 5 | 3 | |
| Kergleuz | 1 | ||
| Kergoz | 1 | 1 | |
| Kerhavell | 1 | 2 | |
| Keridaouen | 5 | 2 | |
| Kerjegu | 5 | 6 | |
| Kerskao | 4 | 5 | |
| Kervelt | 4 | 5 | |
| Kervenni | 2 | 9 | |
| Lilia | 9 | 9 | |
| Lostrouch | 3 | 5 | |
| Menez Perros | 3 | ||
| Penn Kear | 1 | 3 | |
| Perros | 6 | 7 | |
| Reun | 5 | 14 | |
| St Antoine | 4 | 2 | |
| St Cava | 6 | 4 | |
| Tevezan Vihan | 1 | 2 | |
| Tevezan Vraz | 2 | 4 | |
| Tréguestan | 5 | 1 | |
| Total Armorique | 74 | 95 | |
| Tréménac'h | Kelerdut | 9 | 11 |
| Kergoff | 13 | 2 | |
| Kergongar | 2 | 1 | |
| Keruzal Vihan | 1 | ||
| Keruzal Vras | 3 | 2 | |
| Kervelogan | 3 | ||
| Kervohig | 3 | ||
| Kreach an Hamm | 5 | 6 | |
| Krukerou | 4 | ||
| La Martyre | 1 | ||
| Mezkeo | 2 | 1 | |
| Mezkolé | 1 | ||
| Pompillo | 3 | ||
| Porz Gwenn | 1 | ||
| Prad Menan | 2 | 2 | |
| Streat an Aod | 2 | ||
| Stréjou | 1 | ||
| Trolouch | 11 | ||
| Total Tréménac'h | 59 | 33 | |
| Trémeur | Kreach an Avel | 1 | |
| Total Trémeur | 1 | ||
| Total | 133 | 129 |