Spearfish Micro Area Historical Median Household Income by Age Data
ACS 2010-2014 data
| | Spearfish Area | South Dakota | U.S. |
| less than 25 | $22,743, see rank | $27,940 | $25,788 |
| 25 to 44 | $55,938, see rank | $55,935 | $58,398 |
| 45 to 64 | $59,006, see rank | $62,353 | $65,027 |
| 65 or over | $32,954, see rank | $34,828 | $37,945 |
ACS 2008-2012 data
| | Spearfish Area | South Dakota | U.S. |
| less than 25 | $14,148, see rank | $26,049 | $25,955 |
| 25 to 44 | $58,984, see rank | $54,775 | $58,073 |
| 45 to 64 | $56,745, see rank | $61,281 | $64,486 |
| 65 or over | $31,746, see rank | $32,866 | $36,181 |
ACS 2006-2010 data
| | Spearfish Area | South Dakota | U.S. |
| less than 25 | $13,168, see rank | $25,904 | $26,465 |
| 25 to 44 | $53,708, see rank | $52,847 | $57,132 |
| 45 to 64 | $57,428, see rank | $57,725 | $63,398 |
| 65 or over | $30,142, see rank | $29,833 | $33,906 |
ACS 2005-2009 data
| | Spearfish Area | South Dakota | U.S. |
| less than 25 | $14,512, see rank | $24,178 | $26,365 |
| 25 to 44 | $52,778, see rank | $51,806 | $56,832 |
| 45 to 64 | $54,263, see rank | $56,157 | $63,121 |
| 65 or over | $29,772, see rank | $29,084 | $32,753 |
* ACS stands for U.S. Census American Community Survey. According to the U.S. Census, if the date is a range, you can interpret the data as an average of the period of time.
