| Bedfordshire | 0 |
| Buckinghamshire | 0 |
| Berkshire | 0 |
| Cambridgeshire | 0 |
| Channel Islands | 0 |
| Cheshire | 0 |
| Cornwall | 0 |
| Cumberland | 0 |
| Derbyshire | 0 |
| Devon | 0 |
| Dorset | 0 |
| Durham | 81 |
| Essex | 0 |
| Gloucestershire | 0 |
| Hampshire | 0 |
| Herefordshire | 0 |
| Hertfordshire | 0 |
| Huntingdonshire | 0 |
| Isle of Man | 0 |
| Kent | 0 |
| Lancashire | 4 |
| Leicestershire | 0 |
| Lincolnshire | 0 |
| London | 0 |
| Middlesex | 0 |
| Northumberland | 6 |
| Norfolk | 2 |
| Northamptonshire | 0 |
| Nottinghamshire | 0 |
| Oxfordshire | 0 |
| Rutland | 0 |
| Shropshire | 0 |
| Suffolk | 0 |
| Somerset | 0 |
| Surrey | 0 |
| Sussex | 0 |
| Staffordshire | 0 |
| Warwickshire | 0 |
| Westmorland | 0 |
| Wiltshire | 0 |
| Worcestershire | 0 |
| Yorkshire | 8 |
| 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 | 19 |
| Lead Miner | 13 |
| Blacksmith | 3 |
| School Boy | 3 |
| Iron Stone Miner | 2 |
| Miner | 2 |
| Agricultural Labourer | 1 |
| At Home | 1 |
| Farm Servant | 1 |
| House Servant | 1 |
| Miller | 1 |
| Owner | 1 |
| Blacksmiths Wife | 1 |
| House Keeper | 1 |
| Silk Doubler | 1 |
| Ship Wright | 1 |
| Shipwrights Wife | 1 |
| Paper Maker | 1 |
| Joiner Apprentice | 1 |
| Lead Miner's Wife | 1 |
| Name | Census Frequency |
|---|---|
| John Coultherd | 45 |
| William Coultherd | 34 |
| Mary Coultherd | 32 |
| Thomas Coultherd | 29 |
| Jane Coultherd | 25 |
| Elizabeth Coultherd | 20 |
| Margaret Coultherd | 17 |
| Joseph Coultherd | 12 |
| Ann Coultherd | 11 |
| Robert Coultherd | 9 |
| Sarah Coultherd | 9 |
| George Coultherd | 8 |
| Ellen Coultherd | 7 |
| Hannah Coultherd | 7 |
| Walter Coultherd | 7 |
| Isabella Coultherd | 6 |
| James Coultherd | 5 |
| Edward Coultherd | 4 |
| Emma Coultherd | 4 |
| Alice Coultherd | 3 |
| Annie Coultherd | 3 |
| Charles Coultherd | 3 |
| Eliza Coultherd | 3 |
| Frances Coultherd | 3 |
| Grace Coultherd | 3 |
| Rank | Surname | Match | Census Frequency |
|---|---|---|---|
| 1 | Coulthard | 89% | 11,443 |
| 2 | Coultherd | 100% | 393 |
| 3 | Colthard | 78% | 237 |
| 4 | Coulthread | 80% | 122 |
The surname Coultherd is the 2nd most popular variant of Coulthard.