ZIP Code 51103

ZIP code 51103, in Sioux City, sits in working-class to middle-income territory. Households here earn a median of $58,197, and per-capita income reaches $27,717 — figures that trail statewide averages and point to a community where wages stretch carefully. Homes are valued at a median of $142,900, and the county's 1.45% effective property tax rate translates into a meaningful annual bill. Add a 7.00% combined sales tax on everyday purchases, and the overall tax load takes a noticeable bite out of paychecks that are already on the lean side.