USA.com / South Dakota / Ipswich, SD / 57451 / Income and Careers / Historical Median Individual Worker Income Data
57451 Zip Code Historical Median Individual Worker Income Data
ACS 2010-2014 data
| 57451 Zip Code | 31,429 USD |
| South Dakota | 27,734 USD |
| U.S. | 30,815 USD |
ACS 2008-2012 data
| 57451 Zip Code | 30,429 USD |
| South Dakota | 26,975 USD |
| U.S. | 30,376 USD |
US Census 2000 data
| 57451 Zip Code | 21,736 USD |
| South Dakota | 25,759 USD |
| U.S. | 32,098 USD |
* 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.