| Number of persons who live in St Joseph County and work (implied resident labor force) | 162,456 |
| Number of persons who live AND work in St Joseph County | 145,450 |
| Total number of persons who work in St Joseph County (implied work force) | 163,517 |
| Number of persons who live in St Joseph County but work outside the county | 17,006 |
| Number of persons who live in another county (or state) but work in St Joseph County | 18,067 |
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| County name | Commute INTO St Joseph County | % of St Joseph County Work Force | Commute FROM St Joseph County To: |
% of St Joseph County Labor Force |
| Allen County | 78 | 0.0 | 54 | 0.0 |
| Brown County | 0 | 0.0 | 10 | 0.0 |
| Cass County | 12 | 0.0 | 37 | 0.0 |
| Clark County | 26 | 0.0 | 11 | 0.0 |
| Clay County | 17 | 0.0 | 9 | 0.0 |
| Delaware County | 8 | 0.0 | 38 | 0.0 |
| Elkhart County | 3,722 | 2.3 | 10,850 | 6.7 |
| Fulton County | 142 | 0.1 | 37 | 0.0 |
| Hamilton County | 26 | 0.0 | 15 | 0.0 |
| Howard County | 11 | 0.0 | 8 | 0.0 |
| Illinois | 328 | 0.2 | 166 | 0.1 |
| Jasper County | 17 | 0.0 | 5 | 0.0 |
| Johnson County | 4 | 0.0 | 11 | 0.0 |
| Kentucky | 27 | 0.0 | 15 | 0.0 |
| Kosciusko County | 179 | 0.1 | 215 | 0.1 |
| LaPorte County | 2,512 | 1.5 | 933 | 0.6 |
| Lagrange County | 73 | 0.0 | 60 | 0.0 |
| Lake County | 186 | 0.1 | 98 | 0.1 |
| Madison County | 10 | 0.0 | 6 | 0.0 |
| Marion County | 30 | 0.0 | 102 | 0.1 |
| Marshall County | 2,611 | 1.6 | 1,071 | 0.7 |
| Miami County | 21 | 0.0 | 1 | 0.0 |
| Michigan | 5,758 | 3.5 | 2,081 | 1.3 |
| Monroe County | 12 | 0.0 | 89 | 0.1 |
| Noble County | 24 | 0.0 | 20 | 0.0 |
| Ohio (State) | 160 | 0.1 | 51 | 0.0 |
| Out of State | 556 | 0.3 | 503 | 0.3 |
| Pennsylvania | 77 | 0.0 | 14 | 0.0 |
| Porter County | 363 | 0.2 | 121 | 0.1 |
| Pulaski County | 20 | 0.0 | 0 | 0.0 |
| Rush County | 9 | 0.0 | 17 | 0.0 |
| Scott County | 17 | 0.0 | 20 | 0.0 |
| Starke County | 779 | 0.5 | 51 | 0.0 |
| Steuben County | 13 | 0.0 | 10 | 0.0 |
| Sullivan County | 9 | 0.0 | 10 | 0.0 |
| Tippecanoe County | 15 | 0.0 | 96 | 0.1 |
| Vigo County | 13 | 0.0 | 11 | 0.0 |
| Wabash County | 3 | 0.0 | 10 | 0.0 |
| Whitley County | 13 | 0.0 | 3 | 0.0 |
| Wisconsin | 58 | 0.0 | 27 | 0.0 |