ZIP Code 57446 — Hecla city, SD Demographics & Data

ZIP code 57446 covers Hecla, SD in Brown County with a population of about 521.

At a glance, the area shows median age of 39.4 (near the U.S. median).

It sits in telephone area code 605; U.S. House district SD-00; the SIOUX FALLS (MITCHELL) media market.

Hecla, SD is tagged as a Tribal Nation community context (place names indicate a tribal nation community). Local search often includes tribal government offices, public safety, and Indian Health Service (IHS) / wellness topics alongside standard ZIP demographics.

Median household income in ZIP 57446 is about $61,875 — about 18% below the U.S. median ($75,149).

On socioeconomic markers, US5 shows a poverty rate of 3.6%; unemployment rate near 0.0%; 15.1% of adults with a bachelor’s degree or higher (about 18.6 points below the national share (33.7%)).

Labor and commute patterns include leading industry context around Agriculture, Healthcare, and Wholesale trade; about 24.1% of workers reporting work-from-home (about 8.9 points above the U.S. share (15.2%)); a mean commute of about 180.0 minutes (U.S. average near 26.8).

Housing tenure and rents show owner-occupancy near 97.1% (about 31.7 points above the national owner-occupancy rate (65.4%)).

FEMA’s National Risk Index rates natural-hazard risk for Hecla city, SD as Relatively Low (composite score 73.5), which is elevated versus much of the country. The strongest component scores on US5 are wildfire (77.1) and flood (63.1). 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 Hecla city, SD show little to no average snow and around 22.5 inches of annual precipitation.

IRS migration statistics show a net inflow of about 32 for ZIP 57446 (Hecla city, 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.