Source: U.S. Census Bureau ACS 2019–2023 5-Year Estimates. Page data updated 2026-08-02.
ZIP code 63365 covers New Melle, MO in St. Charles County with a population of about 56.
At a glance, the area shows median age of 78.2 versus a U.S. median of about 38.9.
It sits in telephone area code 636; U.S. House district MO-2; the ST. LOUIS media market.
New Melle, MO fits a retirement-oriented profile (high share of residents 65+ (66.1%)). 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 63365 is about $41,125 — about 45% below the U.S. median ($75,149).
On socioeconomic markers, US5 shows a poverty rate of 0.0%; unemployment rate near 0.0%; 13.7% of adults with a bachelor’s degree or higher (about 20.0 points below the national share (33.7%)).
Labor and commute patterns include leading industry context around Construction; a mean commute of about 12.0 minutes (U.S. average near 26.8).
Housing tenure and rents show owner-occupancy near 93.1% (about 27.7 points above the national owner-occupancy rate (65.4%)).
FEMA’s National Risk Index rates natural-hazard risk for New Melle city, MO as Relatively Moderate (composite score 92.6), which is among the highest nationally. The strongest component scores on US5 are flood (94.2) and wildfire (58.8). 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 New Melle city, MO show limited published climate normals on US5.
IRS migration statistics show a net inflow of about 3 for ZIP 63365 (New Melle city, 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.