| Bedfordshire | 47 |
| Buckinghamshire | 12 |
| Berkshire | 15 |
| Cambridgeshire | 0 |
| Channel Islands | 0 |
| Cheshire | 9 |
| Cornwall | 0 |
| Cumberland | 20 |
| Derbyshire | 4 |
| Devon | 1 |
| Dorset | 1 |
| Durham | 0 |
| Essex | 2 |
| Gloucestershire | 0 |
| Hampshire | 6 |
| Herefordshire | 0 |
| Hertfordshire | 25 |
| Huntingdonshire (and Rutland) | 1 |
| Isle of Man | 0 |
| Kent | 65 |
| Lancashire | 13 |
| Leicestershire | 8 |
| Lincolnshire | 0 |
| London | 80 |
| Middlesex | 21 |
| Northumberland | 6 |
| Norfolk | 0 |
| Northamptonshire | 2 |
| Nottinghamshire | 0 |
| Oxfordshire | 0 |
| Rutland (and Huntingdonshire) | 1 |
| Shropshire | 0 |
| Suffolk | 0 |
| Somerset | 0 |
| Surrey | 22 |
| Sussex | 7 |
| Staffordshire | 1 |
| Warwickshire | 28 |
| Westmorland | 0 |
| Wiltshire | 0 |
| Worcestershire | 0 |
| Yorkshire | 24 |
| Anglesey | 0 |
| Brecknockshire | 0 |
| Cardiganshire | 0 |
| Carnarvonshire | 0 |
| Carmarthenshire | 0 |
| Denbighshire | 0 |
| Flintshire | 0 |
| Glamorgan | 0 |
| Merionethshire | 0 |
| Montgomeryshire | 0 |
| Monmouthshire | 0 |
| Pembrokeshire | 0 |
| Radnorshire | 0 |
| Profession | Census Frequency |
|---|---|
| Scholar | 81 |
| Carpenter | 17 |
| Agricultural Labourer | 16 |
| General Servant | 7 |
| Domestic Servant | 5 |
| Coach Painter | 4 |
| Laundress | 4 |
| Farm Labourer | 4 |
| General Labourer | 4 |
| Carpenters Wife | 4 |
| Dress Maker | 3 |
| None | 3 |
| Annuitant | 3 |
| Clerk | 2 |
| Groom | 2 |
| House Keeper | 2 |
| Mariner | 2 |
| Tailoress | 2 |
| Paper Maker | 2 |
| Worsted Spinner | 2 |
| Coachman Domestic Servant | 2 |
| Wife | 2 |
| Jeweller | 2 |
| Straw Hat Finisher | 2 |
| Straw Hat Sewer | 2 |
| Name | Census Frequency |
|---|---|
| William Costin | 221 |
| John Costin | 206 |
| Elizabeth Costin | 139 |
| Mary Costin | 137 |
| Charles Costin | 131 |
| Sarah Costin | 117 |
| Thomas Costin | 105 |
| George Costin | 97 |
| Henry Costin | 96 |
| James Costin | 83 |
| Ann Costin | 67 |
| Alfred Costin | 54 |
| Jane Costin | 54 |
| Edward Costin | 52 |
| Frederick Costin | 49 |
| Annie Costin | 45 |
| Emma Costin | 43 |
| Alice Costin | 42 |
| Robert Costin | 40 |
| Emily Costin | 39 |
| Ellen Costin | 38 |
| Florence Costin | 36 |
| Eliza Costin | 35 |
| Joseph Costin | 34 |
| Arthur Costin | 32 |
| Rank | Surname | Match | Census Frequency |
|---|---|---|---|
| 1 | Costin | 100% | 3,164 |
| 2 | Caston | 67% | 2,878 |
| 3 | Causton | 57% | 2,350 |
| 4 | Coston | 83% | 2,150 |
| 5 | Costain | 86% | 1,869 |
| 6 | Costen | 83% | 800 |
| 7 | Caustin | 71% | 378 |
| 8 | Castin | 83% | 171 |
| 9 | Custon | 67% | 131 |
| 10 | Custin | 83% | 122 |
| 11 | Castain | 71% | 101 |
The surname Costin is the most popular version of all its varients