ZIP Code 57780 — undefined, SD Demographics & Data

ZIP code 57780 covers SD in Pennington County with a population of about 84.

At a glance, the area shows median age of 57.8 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.

SD fits a retirement-oriented profile (older median age or known retirement-community context). Residents and relocators commonly research healthcare access, everyday amenities (dining, personal services), and housing costs rather than tech or campus life.

Median household income in ZIP 57780 is about $40,536 — about 46% below the U.S. median ($75,149).

On socioeconomic markers, US5 shows a poverty rate of 35.7%; unemployment rate near 0.0%; 10.0% of adults with a bachelor’s degree or higher (about 23.7 points below the national share (33.7%)).

Labor and commute patterns include leading industry context around Agriculture, Construction, and Healthcare; a mean commute of about 44.0 minutes (U.S. average near 26.8).

Housing tenure and rents show owner-occupancy near 66.1% (roughly in line with the national owner-occupancy rate (65.4%)).

FEMA’s National Risk Index rates natural-hazard risk for SD as Relatively Low (composite score 78.6), which is elevated versus much of the country. The strongest component scores on US5 are wildfire (97.2) and flood (75.6). 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 SD show little to no average snow and around 17.6 inches of annual precipitation.

IRS migration statistics show a net inflow of about 5 for ZIP 57780 (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.