| Name and Surname | Relationship | Age - Years & Months | Marriage or Orphanhood | Birthplace | Nationality | Education | Occupation | Employment | Place of Work | Number & Ages of Living Children under 16 | Language Spoken |
| John Thomas | Head | 50 - 2 | Married | Aberdare Glam | Coal Miner | Imperial Navigation Coal Co "Out of work" | Cymmer? | None | Both | ||
| Sarah Ann Thomas | Wife | 58 - 4 | Married | Quaker's Yard Glam | Housekeeping | Own account | At Home | Both | |||
| Florence May Thomas | Daughter | 24 - 3 | Single | Port Talbot Glam | Dressmaking | Handford's Draper Out of Work | Taibach Pt. Talbot | English | |||
| Ivor John Thomas | Son | 21 - 9 | Single | Port Talbot Glam | Coal Miner |
Imperial Navigation Co Co out of work | Cynmer | English | |||
| Arthur Sydney Thomas | Son | 20 - 7 | Single | Port Talbot Glam | Coal Miner | Imperial Navigation Co Co out of work | Cynmer | English |
| Address | 2 Blaner St, Dyffryn Clydach |
| Place | Glyncorrwg, Glamorganshire |
| Registration District | Neath |
| Registration Sub-district | Glyncorrwg |
| Enumeration District | 5 |
| Schedule | 52 |
Source: Ancestry - 1921 Census