ZIP Code 57756 — Manderson-White Horse Creek CDP, SD Demographics & Data

ZIP code 57756 covers Manderson-White Horse Creek, SD in Oglala Lakota County with a population of about 922.

At a glance, the area shows median age of 22.9 versus a U.S. median of about 38.9.

It sits in telephone area code 605; U.S. House district SD-00; the RAPID CITY media market.

Median household income in ZIP 57756 is about $23,269 — about 69% below the U.S. median ($75,149).

On socioeconomic markers, US5 shows a poverty rate of 98.0%; unemployment rate near 4.4%.

Labor and commute patterns include leading industry context around Public administration, Administrative support, and Construction; about 6.5% of workers reporting work-from-home (about 8.7 points below the U.S. share (15.2%)); a mean commute of about 101.0 minutes (U.S. average near 26.8).

Housing tenure and rents show median gross rent around $142 (about 88% below the U.S. median rent ($1,163)), and owner-occupancy near 9.2% (about 56.2 points below the national owner-occupancy rate (65.4%)).

FEMA’s National Risk Index rates natural-hazard risk for Manderson-White Horse Creek CDP, SD as Relatively Low (composite score 49.8), which is near the middle of the national distribution. The strongest component scores on US5 are wildfire (96.9) and flood (19.0). These scores are county-linked NRI values published for planning context — all ZIP codes in the same county share the same composite score on US5. Useful when comparing insurance and disaster exposure across areas, not a substitute for a parcel-level flood or fire determination.

Climate normals for Manderson-White Horse Creek CDP, SD show little to no average snow.

IRS migration statistics show a net inflow of about 57 for ZIP 57756 (Manderson-White Horse Creek CDP, SD) on US5’s published series — a signal of people/tax filers moving in relative to those leaving. Inflows often track job growth, housing demand, or lifestyle migration; treat the figure as a directional indicator rather than a precise headcount.