| Landgrove - Occupational Data | FIPS Code=3020 |
| 1970 | |
| Employed Population | N/A |
| Professional - Technical - Kindred | N/A |
| Non-Farm Manager - Administrator | N/A |
| Sales Worker | N/A |
| Clerical Worker | N/A |
| Craftsperson - Foreperson | N/A |
| Non-Transport Operative | N/A |
| Transport Operative | N/A |
| Non-Farm Laborer | N/A |
| Farmer - Farm Manager | N/A |
| Farm Laborer | N/A |
| Non-Private Service | N/A |
| Household Service | N/A |
| Occupation Not Reported | N/A |
| 1980 | 1990 | |
| Employed Population | 51 | 86 |
| Executive - Administrator | 6 | 27 |
| Professional Speciality | 12 | 14 |
| Technicians - Related Support | 0 | 4 |
| Sales | 13 | 10 |
| Administrative - Clerical | 4 | 9 |
| Private Household Service | 0 | 0 |
| Protective Service | 2 | 0 |
| Non-Household, Non-Protective Service | 10 | 7 |
| Natural Resources | 0 | 2 |
| Precision Production - Craft | 2 | 11 |
| Machine Operators | 2 | 0 |
| Mover | 0 | 0 |
| Labor | 0 | 2 |
| 1980 | 1990 | ||
| Per Cent of Working Population Employed in Town of Residence | 28.3 | 33.7 | |
| 1970 | 1980 | 1990 | |
| Unemployment Rate | N/R | 3.77 | 4.44 |