ZIP 21090 · Linthicum Heights
Who lives in ZIP code 21090 (Linthicum Heights, MD): age, income, housing, education and work.
Source: uszips 2026 (ACS-based ZIP file)
2026 ZIP profile
Linthicum Heights, MD · Anne Arundel County
uszips 2026
People10,652
Median age36.8
Household income$138,119
Home value$410,726
Median rent$2,055/mo
Poverty3.5%
College degree+42.9%
Commute24 min
Place
- Metro area
- Baltimore-Columbia-Towson, MD
- Wider region
- Washington-Baltimore-Arlington, DC-MD-VA-WV-PA
- Time zone
- Eastern
- Density
- 619 / sq mi
- Housing units
- 3,979
County
Share of the ZIP's people in each county.
Age mix
15.2% are 65 or older; 76.4% are adults.
Household income
67.9% of households earn $100K+. Median per person: $66,250.
Education (adults 25+)
48.1% of degrees are in STEM fields.
Race
5.7% Hispanic or Latino (of any race).
Households & family
- Married
- 54.0%
- Never married
- 32.5%
- Divorced
- 8.8%
- Widowed
- 4.7%
- Family size
- 3.15
- Dual-income families
- 71.5%
Housing
- Own their home
- 83.2%
- Rent burden
- 25.4%
- Men / women
- 53% / 47%
Work
- In labor force
- 72.7%
- Unemployment
- 2.6%
- Self-employed
- 10.5%
- Farmers
- 0.0%
Community
- Charitable givers
- 41.0%
- Veterans
- 7.8%
- With a disability
- 9.1%
- No health insurance
- 4.1%
- Limited English
- 0.3%
Source: uszips 2026 (ACS-based ZIP file). Shares are percentages of people, households or adults as the measure implies.