county benchmark · All counties
Median household income, 2017-2021
Across 3,220 counties in All counties. Every rank carries its margin of error.
Distribution
| Percentile | Value |
|---|---|
| 10th percentile | $39,951 |
| 25th | $47,300 |
| Median | $55,652 |
| 75th | $64,610 |
| 90th percentile | $76,451 |
Highest counties
Loudoun County leads reliably only from rank 3 downwards. Its estimate range overlaps those of the ranks above 3, which therefore cannot be separated from it at 90 % confidence.
| Rank | County | Estimate | Range (90 %) | Source |
|---|---|---|---|---|
| 1 | Loudoun County | $156,821 | $154,159 – $159,483 | evidence → |
| 2 | Falls Church city | $155,071 | $137,679 – $172,463 | evidence → |
| 3 | Santa Clara County | $140,258 | $138,681 – $141,835 | evidence → |
| 4 | San Mateo County | $136,837 | $134,686 – $138,988 | evidence → |
| 5 | Fairfax County | $133,974 | $132,541 – $135,407 | evidence → |
| 6 | Marin County | $131,008 | $126,845 – $135,171 | evidence → |
| 7 | Howard County | $129,549 | $126,569 – $132,529 | evidence → |
| 8 | Arlington County | $128,145 | $125,309 – $130,981 | evidence → |
| 9 | Douglas County | $127,443 | $125,328 – $129,558 | evidence → |
| 10 | Nassau County | $126,576 | $125,213 – $127,939 | evidence → |
| 11 | San Francisco County | $126,187 | $124,177 – $128,197 | evidence → |
| 12 | Morris County | $123,727 | $121,019 – $126,435 | evidence → |
| 13 | Los Alamos County | $123,677 | $117,246 – $130,108 | evidence → |
| 14 | Hunterdon County | $123,373 | $119,995 – $126,751 | evidence → |
| 15 | Somerset County | $121,695 | $118,201 – $125,189 | evidence → |
| 16 | Forsyth County | $120,999 | $118,588 – $123,410 | evidence → |
| 17 | Calvert County | $120,295 | $116,470 – $124,120 | evidence → |
| 18 | Stafford County | $119,818 | $116,516 – $123,120 | evidence → |
| 19 | Fairfax city | $118,492 | $108,884 – $128,100 | evidence → |
| 20 | Montgomery County | $117,345 | $115,918 – $118,772 | evidence → |
Machine access — free, no API key
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