| Sheffield - Occupational Data | FIPS Code=05060 |
| 1970 | |
| Employed Population | 120 |
| Professional - Technical - Kindred | 0 |
| Non-Farm Manager - Administrator | 6 |
| Sales Worker | 0 |
| Clerical Worker | 5 |
| Craftsperson - Foreperson | 31 |
| Non-Transport Operative | 32 |
| Transport Operative | 0 |
| Non-Farm Laborer | 11 |
| Farmer - Farm Manager | 11 |
| Farm Laborer | 12 |
| Non-Private Service | 12 |
| Household Service | 0 |
| Occupation Not Reported | 0 |
| 1980 | 1990 | |
| Employed Population | 141 | 250 |
| Executive - Administrator | 10 | 9 |
| Professional Speciality | 4 | 12 |
| Technicians - Related Support | 0 | 9 |
| Sales | 5 | 21 |
| Administrative - Clerical | 29 | 30 |
| Private Household Service | 0 | 0 |
| Protective Service | 0 | 4 |
| Non-Household, Non-Protective Service | 14 | 44 |
| Natural Resources | 21 | 26 |
| Precision Production - Craft | 36 | 40 |
| Machine Operators | 16 | 26 |
| Mover | 3 | 25 |
| Labor | 3 | 4 |
| 1980 | 1990 | ||
| Per Cent of Working Population Employed in Town of Residence | 27.66 | 25.50 | |
| 1970 | 1980 | 1990 | |
| Unemployment Rate | 6.98 | 11.32 | 7.75 |