ZIP Code 21034 — Darlington CDP, MD Demographics & Data

ZIP code 21034 covers Darlington, MD in Harford County with a population of about 2,802.

At a glance, the area shows median age of 48.5 versus a U.S. median of about 38.9.

It sits in telephone area codes 410, 443, 667; U.S. House district MD-1; the BALTIMORE media market.

Median household income in ZIP 21034 is about $77,063 — about 3% above the U.S. median ($75,149).

On socioeconomic markers, US5 shows a poverty rate of 13.9%; unemployment rate near 0.4%; 24.2% of adults with a bachelor’s degree or higher (about 9.5 points below the national share (33.7%)).

Labor and commute patterns include leading industry context around Construction, Public administration, and Healthcare; about 9.4% of workers reporting work-from-home (about 5.8 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 $348,400 — about even with the U.S. median home value ($348,079).

Housing tenure and rents show median gross rent around $1,218 (about 5% above the U.S. median rent ($1,163)), and owner-occupancy near 91.2% (about 25.8 points above the national owner-occupancy rate (65.4%)).

To comfortably buy a median-priced home in ZIP 21034 in Darlington, MD, a household would need roughly $96,000 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 $2,238. That is about 25% above the local median household income ($77,063), so the median earner would likely stretch or need a larger down payment. 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 Darlington CDP, MD as Relatively Low (composite score 72.5), which is elevated versus much of the country. The strongest component scores on US5 are hurricane (81.6) and flood (78.4). 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 Darlington CDP, MD show little to no average snow and around 48.3 inches of annual precipitation.

IRS migration statistics show a net inflow of about 165 for ZIP 21034 (Darlington 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.