ZIP 21918 · Conowingo
Who lives in ZIP code 21918 (Conowingo, MD): age, income, housing, education and work.
Source: uszips 2026 (ACS-based ZIP file)
2026 ZIP profile
Conowingo, MD · Cecil County
uszips 2026
People4,169
Median age42.9
Household income$84,587
Home value$309,769
Median rent$876/mo
Poverty6.1%
College degree+16.1%
Commute36 min
Place
- Metro area
- Philadelphia-Camden-Wilmington, PA-NJ-DE-MD
- Wider region
- Philadelphia-Reading-Camden, PA-NJ-DE-MD
- Metro division
- Wilmington, DE-MD-NJ
- Time zone
- Eastern
- Density
- 92 / sq mi
- Housing units
- 1,775
County
Share of the ZIP's people in each county.
Age mix
22.4% are 65 or older; 79.5% are adults.
Household income
46.0% of households earn $100K+. Median per person: $58,846.
Education (adults 25+)
50.8% of degrees are in STEM fields.
Race
2.8% Hispanic or Latino (of any race).
Households & family
- Married
- 66.9%
- Never married
- 16.8%
- Divorced
- 11.2%
- Widowed
- 5.2%
- Family size
- 2.71
- Dual-income families
- 42.3%
Housing
- Own their home
- 88.6%
- Rent burden
- 15.0%
- Men / women
- 51% / 49%
Work
- In labor force
- 56.1%
- Unemployment
- 3.1%
- Self-employed
- 8.7%
- Farmers
- 1.0%
Community
- Charitable givers
- 31.1%
- Veterans
- 11.3%
- With a disability
- 12.1%
- No health insurance
- 1.4%
- Limited English
- 0.0%
Source: uszips 2026 (ACS-based ZIP file). Shares are percentages of people, households or adults as the measure implies.