| Braintree - Occupational Data | FIPS Code=17010 |
| 1970 | |
| Employed Population | 330 |
| Professional - Technical - Kindred | 15 |
| Non-Farm Manager - Administrator | 34 |
| Sales Worker | 6 |
| Clerical Worker | 38 |
| Craftsperson - Foreperson | 45 |
| Non-Transport Operative | 68 |
| Transport Operative | 6 |
| Non-Farm Laborer | 9 |
| Farmer - Farm Manager | 5 |
| Farm Laborer | 0 |
| Non-Private Service | 54 |
| Household Service | 10 |
| Occupation Not Reported | 40 |
| 1980 | 1990 | |
| Employed Population | 494 | 639 |
| Executive - Administrator | 26 | 60 |
| Professional Speciality | 58 | 79 |
| Technicians - Related Support | 16 | 23 |
| Sales | 29 | 37 |
| Administrative - Clerical | 58 | 93 |
| Private Household Service | 3 | 2 |
| Protective Service | 9 | 0 |
| Non-Household, Non-Protective Service | 41 | 68 |
| Natural Resources | 43 | 49 |
| Precision Production - Craft | 58 | 120 |
| Machine Operators | 100 | 65 |
| Mover | 28 | 11 |
| Labor | 25 | 32 |
| 1980 | 1990 | ||
| Per Cent of Working Population Employed in Town of Residence | 14.68 | 14.20 | |
| 1970 | 1980 | 1990 | |
| Unemployment Rate | 1.83 | 8.18 | 4.34 |