ZIP Code 63109 — St. Louis city, MO Demographics & Data

ZIP code 63109 covers St. Louis, MO in St. Louis city with a population of about 25,743.

At a glance, the area shows median age of 41.2 versus a U.S. median of about 38.9.

It sits in telephone area codes 314, 557; U.S. House district MO-1; the ST. LOUIS media market.

St. Louis, MO sits in a university / college context (near kenrick glennon seminary (1.6 mi)). Expect stronger interest in student housing, rentals, walkability, transit, and a younger adult age mix versus typical suburban ZIPs.

Median household income in ZIP 63109 is about $71,563 — about 5% below the U.S. median ($75,149).

On socioeconomic markers, US5 shows a poverty rate of 9.8%; unemployment rate near 1.8%; 51.5% of adults with a bachelor’s degree or higher (about 17.8 points above the national share (33.7%)).

Labor and commute patterns include leading industry context around Professional services, Healthcare, and Education; about 19.2% of workers reporting work-from-home (about 4.0 points above 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 $244,900 — about 30% below the U.S. median home value ($348,079).

Housing tenure and rents show median gross rent around $782 (about 33% below the U.S. median rent ($1,163)), and owner-occupancy near 63.0% (about 2.4 points below the national owner-occupancy rate (65.4%)).

To comfortably buy a median-priced home in ZIP 63109 in St. Louis, MO, a household would need roughly $67,000 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 $1,573. That is roughly in line with the local median household income ($71,563). Rates, taxes, insurance, and HOA fees vary — treat this as a planning estimate, not a lender quote.

Climate normals for St. Louis city, MO show little to no average snow and around 43.9 inches of annual precipitation.

IRS migration statistics show a net inflow of about 1,164 for ZIP 63109 (St. Louis 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.