| Johnson - Occupational Data | FIPS Code=15030 |
| 1970 | |
| Employed Population | 731 |
| Professional - Technical - Kindred | 92 |
| Non-Farm Manager - Administrator | 54 |
| Sales Worker | 6 |
| Clerical Worker | 105 |
| Craftsperson - Foreperson | 72 |
| Non-Transport Operative | 82 |
| Transport Operative | 31 |
| Non-Farm Laborer | 63 |
| Farmer - Farm Manager | 15 |
| Farm Laborer | 12 |
| Non-Private Service | 150 |
| Household Service | 12 |
| Occupation Not Reported | 37 |
| 1980 | 1990 | |
| Employed Population | 1151 | 1537 |
| Executive - Administrator | 71 | 109 |
| Professional Speciality | 177 | 188 |
| Technicians - Related Support | 42 | 29 |
| Sales | 88 | 152 |
| Administrative - Clerical | 154 | 205 |
| Private Household Service | 15 | 7 |
| Protective Service | 39 | 52 |
| Non-Household, Non-Protective Service | 179 | 298 |
| Natural Resources | 52 | 62 |
| Precision Production - Craft | 140 | 213 |
| Machine Operators | 137 | 92 |
| Mover | 15 | 53 |
| Labor | 42 | 77 |
| 1980 | 1990 | ||
| Per Cent of Working Population Employed in Town of Residence | 57.67 | 41.50 | |
| 1970 | 1980 | 1990 | |
| Unemployment Rate | 8.54 | 9.44 | 11.57 |