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Stevensville CDP, MD

ZIP Code 21666 — Stevensville CDP, MD Demographics & Data

Source: U.S. Census Bureau ACS 2019–2023 5-Year Estimates. Page data updated 2026-08-02.

Upper Middle ClassLow Snow Area

Map, Quick Facts & Location

Quick Facts

Local time
Population
14,205
Median Income
$130,426
+74% vs US avg
Home Value
$478,500
+37% vs US avg
Median Rent
$1,438
+24% vs US avg
Median Age
46.4 yrs
+19% vs US avg
Area Code
Congress
Top Ancestry
EnglishIrishGerman
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Location
Coordinates
38.9401, -76.3358
Elevation
10 ft
Land Area
21.9 sq mi
Water Area
10.9 sq mi (33% water)

At a glance

Population
14,205
Density
N/A
Median income
$130,426
+74% vs US avg
Home value
$478,500
+37% vs US avg
Median rent
$1,438
+24% vs US avg
Timezone

Overview of ZIP Code 21666

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What to know about ZIP 21666

ZIP code 21666 covers Stevensville, MD in Queen Anne's County with a population of about 14,205.

At a glance, the area shows median age of 46.4 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.

Income and economy in Stevensville, MD

Median household income in ZIP 21666 is about $130,426 — about 74% above the U.S. median ($75,149).

On socioeconomic markers, US5 shows a poverty rate of 4.2%; unemployment rate near 4.6%; 42.3% of adults with a bachelor’s degree or higher (about 8.6 points above the national share (33.7%)).

Labor and commute patterns include leading industry context around Professional services, Healthcare, and Construction; about 14.8% of workers reporting work-from-home (roughly in line with the U.S. share (15.2%)); a mean commute of about 180.0 minutes (U.S. average near 26.8).

Housing and affordability in ZIP 21666

Median home value is about $478,500 — about 37% above the U.S. median home value ($348,079).

Housing tenure and rents show median gross rent around $1,438 (about 24% above the U.S. median rent ($1,163)), and owner-occupancy near 81.5% (about 16.0 points above the national owner-occupancy rate (65.4%)).

To comfortably buy a median-priced home in ZIP 21666 in Stevensville, MD, a household would need roughly $132,000 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 $3,074. That is roughly in line with the local median household income ($130,426). Rates, taxes, insurance, and HOA fees vary — treat this as a planning estimate, not a lender quote.

Climate risk and migration signals

FEMA’s National Risk Index rates natural-hazard risk for Stevensville CDP, MD as Very Low (composite score 35.6), which is relatively lower than many U.S. communities. The strongest component scores on US5 are hurricane (78.5) and wildfire (59.6). 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 Stevensville CDP, MD show little to no average snow and around 46.9 inches of annual precipitation.

IRS migration statistics show a net inflow of about 835 for ZIP 21666 (Stevensville 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.

Nearby (from this ZIP)

Airport BWI (24.1 miles (38.8 km)) · United States Naval Academy (8.3 miles (13.4 km)) · Captain John Smith Chesapeake National Historic Trail (8.2 miles (13.2 km)) · VA: Annapolis Naval Station/USNA (9.1 miles (14.6 km))

Full lists and map pins are in the Infrastructure section below.