ZIP Code 21250 — Catonsville CDP, MD Demographics & Data

ZIP code 21250 covers Catonsville, MD in Baltimore County with a population of about 3,001.

At a glance, the area shows median age of 19.8 versus a U.S. median of about 38.9.

It sits in telephone area codes 410, 443, 667; U.S. House district MD-7; the BALTIMORE media market.

Catonsville, MD sits in a university / college context (near university of maryland-baltimore county (0.1 mi)). Expect stronger interest in student housing, rentals, walkability, transit, and a younger adult age mix versus typical suburban ZIPs.

On socioeconomic markers, US5 shows a unemployment rate near 1.0%; 14.1% of adults with a bachelor’s degree or higher (about 19.6 points below the national share (33.7%)).

Labor and commute patterns include leading industry context around Education, Food services, and Retail trade; about 12.9% of workers reporting work-from-home (about 2.3 points below the U.S. share (15.2%)); a mean commute of about 180.0 minutes (U.S. average near 26.8).

FEMA’s National Risk Index rates natural-hazard risk for Catonsville CDP, MD as Relatively High (composite score 95.0), which is among the highest nationally. The strongest component scores on US5 are flood (94.3) and hurricane (92.3). 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 Catonsville CDP, MD show little to no average snow and around 43.7 inches of annual precipitation.

IRS migration statistics show a net inflow of about 176 for ZIP 21250 (Catonsville CDP, MD) 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.