| 1905 | 1911 | 1914, 1919 | 1928 | 1935 | |
| Cosgrove, Amelia Ethel Rose | housewife | housewife | housewife | housewife | married |
| Cosgrove, Ashley James | butcher | ||||
| Cosgrove, James | postmaster | postmaster | labourer | labourer | labourer |
| Cosgrove, Wilfred George | labourer | ||||
| Residence: | Ashley | Sefton | 15 Church Street, Rangiora | 64 Ashley St, Rangiora | Aubrey Street, N.P. |
| District: | Hurunui | Hurunui | Kaiapoi | Hurunui | Taranaki |
| Region or Province: | Canterbury | Canterbury | Canterbury | Canterbury | New Plymouth |
Source: Ancestry - New Zealand, Electoral Rolls, 1853-1981