The graph below shows the top 50 U.S. counties according to the Median Household Income.
Median Household Income for the top 50 U.S. Counties
| County | State | Median Household Income |
| City of Falls Church | VA |  $122,844 |
| Loudoun | VA | $122,068 |
| Fairfax | VA | $109,383 |
| Howard | MD | $107,821 |
| Los Alamos | NM | $106,426 |
| Hunterdon | NJ | $105,880 |
| Arlington | VA | $102,459 |
| Douglas | CO | $101,108 |
| Somerset | NJ | $98,571 |
| City of Fairfax | VA | $98,563 |
| Morris | NJ | $97,979 |
| Nassau | NY | $97,049 |
| Montgomery | MD | $96,985 |
| Stafford | VA | $96,355 |
| Prince William | VA | $96,160 |
| Putnam | NY | $95,259 |
| Charles | MD | $93,063 |
| Calvert | MD | $92,395 |
| Williamson | TN | $91,146 |
| Marin | CA | $90,962 |
| Santa Clara | CA | $90,747 |
| Delaware | OH | $90,499 |
| Fauquier | VA | $88,687 |
| Suffolk | NY | $87,778 |
| San Mateo | CA | $87,751 |
| Forsyth | GA | $87,585 |
| Anne Arundel | MD | $86,987 |
| Summit | UT | $86,515 |
| Chester | PA | $86,184 |
| Rockland | NY | $86,020 |
| Queen Anne's | MD | $86,013 |
| Sussex | NJ | $85,507 |
| City of Poquoson | VA | $85,033 |
| St. Mary's | MD | $85,032 |
| Hamilton | IN | $84,821 |
| Monmouth | NJ | $84,746 |
| Scott | MN | $84,571 |
| Bergen | NJ | $84,255 |
| Fort Bend | TX | $84,211 |
| Norfolk | MA | $84,087 |
| City of Alexandria | VA | $83,996 |
| Kendall | IL | $83,835 |
| Frederick | MD | $83,706 |
| Nantucket | MA | $83,546 |
| Carver | MN | $83,275 |
| Collin | TX | $83,238 |
| Oldham | KY | $83,164 |
| Carroll | MD | $83,155 |
| Rockwall | TX | $82,725 |
| Goochland | VA | $82,683 |
