ZIP Code 21222 — Dundalk CDP, MD Demographics & Data

ZIP code 21222 covers Dundalk, MD in Baltimore County with a population of about 58,935.

At a glance, the area shows median age of 36.3 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.

Median household income in ZIP 21222 is about $61,934 — about 18% below the U.S. median ($75,149).

On socioeconomic markers, US5 shows a poverty rate of 18.2%; unemployment rate near 7.4%; 13.6% of adults with a bachelor’s degree or higher (about 20.2 points below the national share (33.7%)).

Labor and commute patterns include leading industry context around Retail trade, Healthcare, and Transportation; about 5.0% of workers reporting work-from-home (about 10.2 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 $200,800 — about 42% below the U.S. median home value ($348,079).

Housing tenure and rents show median gross rent around $1,187 (about even with the U.S. median rent ($1,163)), and owner-occupancy near 63.4% (about 2.0 points below the national owner-occupancy rate (65.4%)).

To comfortably buy a median-priced home in ZIP 21222 in Dundalk, MD, a household would need roughly $55,000 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 $1,290. That sits below the local median household income ($61,934), 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 Dundalk 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 Dundalk 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 3,462 for ZIP 21222 (Dundalk 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.