The graph below ranks each North Dakota County by Average income according to the 2012 census estimates.
North Dakota Average Income by county
| County | Average Income |
| Williams |  $35,824 |
| Burke | $35,716 |
| Divide | $33,879 |
| McKenzie | $33,574 |
| Foster | $33,164 |
| Billings | $32,682 |
| Dunn | $32,625 |
| Barnes | $31,769 |
| LaMoure | $31,349 |
| Mercer | $31,331 |
| Mountrail | $31,285 |
| Burleigh | $31,204 |
| Bowman | $30,681 |
| Bottineau | $30,625 |
| Renville | $30,565 |
| Cass | $30,389 |
| Towner | $30,153 |
| Steele | $29,920 |
| Cavalier | $29,438 |
| Stark | $29,209 |
| McLean | $29,016 |
| Morton | $28,853 |
| Oliver | $28,695 |
| Nelson | $28,396 |
| Grant | $27,561 |
| Pembina | $27,438 |
| Logan | $27,289 |
| Slope | $27,276 |
| Ward | $27,272 |
| Sargent | $27,187 |
| Ramsey | $27,182 |
| Richland | $26,992 |
| Wells | $26,881 |
| Kidder | $26,841 |
| Grand Forks | $26,835 |
| Hettinger | $26,723 |
| Sheridan | $26,699 |
| Adams | $26,655 |
| Walsh | $26,456 |
| McHenry | $26,418 |
| Stutsman | $26,287 |
| Griggs | $26,197 |
| Traill | $25,807 |
| Golden Valley | $25,458 |
| Dickey | $25,425 |
| Emmons | $25,134 |
| Ransom | $24,424 |
| McIntosh | $24,134 |
| Pierce | $24,110 |
| Eddy | $23,125 |
| Benson | $17,220 |
| Rolette | $15,285 |
| Sioux | $14,265 |