| Number of persons who live in Lake County and work (implied resident labor force) | 285,925 |
| Number of persons who live AND work in Lake County | 233,223 |
| Total number of persons who work in Lake County (implied work force) | 274,958 |
| Number of persons who live in Lake County but work outside the county | 52,702 |
| Number of persons who live in another county (or state) but work in Lake County | 41,735 |
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| County name | Commute INTO Lake County | % of Lake County Work Force | Commute FROM Lake County To: |
% of Lake County Labor Force |
| Allen County | 12 | 0.0 | 36 | 0.0 |
| Benton County | 11 | 0.0 | 11 | 0.0 |
| Blackford County | 1 | 0.0 | 12 | 0.0 |
| Clark County | 12 | 0.0 | 3 | 0.0 |
| Delaware County | 5 | 0.0 | 90 | 0.0 |
| Elkhart County | 18 | 0.0 | 21 | 0.0 |
| Fulton County | 18 | 0.0 | 1 | 0.0 |
| Hamilton County | 18 | 0.0 | 9 | 0.0 |
| Illinois | 11,672 | 4.2 | 34,263 | 12.0 |
| Jasper County | 2,817 | 1.0 | 270 | 0.1 |
| Johnson County | 16 | 0.0 | 11 | 0.0 |
| Kentucky | 52 | 0.0 | 74 | 0.0 |
| Kosciusko County | 26 | 0.0 | 13 | 0.0 |
| LaPorte County | 1,783 | 0.6 | 1,200 | 0.4 |
| Lagrange County | 29 | 0.0 | 41 | 0.0 |
| Madison County | 11 | 0.0 | 16 | 0.0 |
| Marion County | 44 | 0.0 | 213 | 0.1 |
| Marshall County | 70 | 0.0 | 17 | 0.0 |
| Michigan | 139 | 0.1 | 118 | 0.0 |
| Monroe County | 10 | 0.0 | 174 | 0.1 |
| Montgomery County | 1 | 0.0 | 12 | 0.0 |
| Newton County | 1,617 | 0.6 | 112 | 0.0 |
| Ohio (State) | 45 | 0.0 | 70 | 0.0 |
| Out of State | 588 | 0.2 | 9,917 | 3.5 |
| Pennsylvania | 13 | 0.0 | 12 | 0.0 |
| Porter County | 21,654 | 7.9 | 5,066 | 1.8 |
| Posey County | 14 | 0.0 | 10 | 0.0 |
| Pulaski County | 120 | 0.0 | 7 | 0.0 |
| St Joseph County | 98 | 0.0 | 186 | 0.1 |
| Starke County | 533 | 0.2 | 7 | 0.0 |
| Tippecanoe County | 30 | 0.0 | 274 | 0.1 |
| Vanderburgh County | 0 | 0.0 | 16 | 0.0 |
| Vigo County | 11 | 0.0 | 45 | 0.0 |
| White County | 39 | 0.0 | 21 | 0.0 |
| Whitley County | 2 | 0.0 | 10 | 0.0 |
| Wisconsin | 87 | 0.0 | 171 | 0.1 |