ZIP Code 64440 — De Kalb town, MO Demographics & Data

ZIP code 64440 covers De Kalb, MO in Buchanan County with a population of about 876.

At a glance, the area shows median age of 37.0 versus a U.S. median of about 38.9.

It sits in telephone area code 816; U.S. House district MO-6; the ST. JOSEPH media market.

Median household income in ZIP 64440 is about $82,679 — about 10% above the U.S. median ($75,149).

On socioeconomic markers, US5 shows a poverty rate of 10.6%; unemployment rate near 0.0%; 14.4% of adults with a bachelor’s degree or higher (about 19.3 points below the national share (33.7%)).

Labor and commute patterns include leading industry context around Manufacturing, Construction, and Education; about 2.6% of workers reporting work-from-home (about 12.6 points below the U.S. share (15.2%)); a mean commute of about 180.0 minutes (U.S. average near 26.8).

Median home value is about $191,800 — about 45% below the U.S. median home value ($348,079).

Housing tenure and rents show median gross rent around $558 (about 52% below the U.S. median rent ($1,163)), and owner-occupancy near 79.3% (about 13.9 points above the national owner-occupancy rate (65.4%)).

To comfortably buy a median-priced home in ZIP 64440 in De Kalb, MO, a household would need roughly $53,000 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 $1,232. That sits below the local median household income ($82,679), 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 De Kalb town, MO as Relatively Low (composite score 74.4), which is elevated versus much of the country. The strongest component scores on US5 are flood (68.5) and wildfire (57.8). 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 De Kalb town, MO show little to no average snow and around 36.4 inches of annual precipitation.

IRS migration statistics show a net inflow of about 40 for ZIP 64440 (De Kalb town, MO) 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.