ZIP 21648 · Madison
Who lives in ZIP code 21648 (Madison, MD): age, income, housing, education and work.
Source: uszips 2026 (ACS-based ZIP file)
2026 ZIP profile
Madison, MD · Dorchester County
uszips 2026
People172
Median age61.4
Household income—
Home value—
Median rent—
Poverty24.4%
College degree+13.0%
Commute24 min
Place
- Metro area
- Cambridge, MD (micro)
- Wider region
- Washington-Baltimore-Arlington, DC-MD-VA-WV-PA
- Time zone
- Eastern
- Density
- 7 / sq mi
- Housing units
- 70
County
Share of the ZIP's people in each county.
Age mix
35.5% are 65 or older; 82.6% are adults.
Household income
35.7% of households earn $100K+. Median per person: $26,477.
Education (adults 25+)
68.8% of degrees are in STEM fields.
Race
2.9% Hispanic or Latino (of any race).
Households & family
- Married
- 75.7%
- Never married
- 20.9%
- Divorced
- 3.4%
- Widowed
- 0.0%
- Family size
- 2.38
- Dual-income families
- 30.8%
Housing
- Own their home
- 91.4%
- Rent burden
- —
- Men / women
- 55% / 45%
Work
- In labor force
- 51.7%
- Unemployment
- 0.0%
- Self-employed
- —
- Farmers
- —
Community
- Charitable givers
- —
- Veterans
- 7.7%
- With a disability
- 10.0%
- No health insurance
- 0.0%
- Limited English
- 0.0%
Source: uszips 2026 (ACS-based ZIP file). Shares are percentages of people, households or adults as the measure implies.