ZIP Code 58643 — Marmarth city, ND Demographics & Data

ZIP code 58643 covers Marmarth, ND in Bowman County with a population of about 113.

At a glance, the area shows median age of 50.3 versus a U.S. median of about 38.9.

It sits in telephone area code 701; U.S. House district ND-00; the MINOT - BISMARCK - DICKINSON media market.

Median household income in ZIP 58643 is about $62,250 — about 17% below the U.S. median ($75,149).

On socioeconomic markers, US5 shows a poverty rate of 7.1%; unemployment rate near 3.4%; 24.1% of adults with a bachelor’s degree or higher (about 9.6 points below the national share (33.7%)).

Labor and commute patterns include leading industry context around Transportation, Mining, and Agriculture; about 10.5% of workers reporting work-from-home (about 4.7 points below the U.S. share (15.2%)); a mean commute of about 51.0 minutes (U.S. average near 26.8).

Median home value is about $52,500 — about 85% below the U.S. median home value ($348,079).

Housing tenure and rents show owner-occupancy near 91.1% (about 25.7 points above the national owner-occupancy rate (65.4%)).

To comfortably buy a median-priced home in ZIP 58643 in Marmarth, ND, a household would need roughly $14,000 in annual income under a 20% down, 30-year loan at 6.8% (illustrative), keeping housing costs near 28% of income. Estimated monthly PITI is about $337. That sits below the local median household income ($62,250), suggesting the typical household income is closer to a workable buy-in level under these assumptions. Rates, taxes, insurance, and HOA fees vary — treat this as a planning estimate, not a lender quote.

FEMA’s National Risk Index rates natural-hazard risk for Marmarth city, ND as Very Low (composite score 2.1), which is relatively lower than many U.S. communities. The strongest component scores on US5 are wildfire (56.7) and flood (2.4). 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 Marmarth city, ND show little to no average snow and around 14.6 inches of annual precipitation.

IRS migration statistics show a net inflow of about 6 for ZIP 58643 (Marmarth city, ND) 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.