ZIP 21046 · Columbia
Who lives in ZIP code 21046 (Columbia, MD): age, income, housing, education and work.
Source: uszips 2026 (ACS-based ZIP file)
2026 ZIP profile
Columbia, MD · Howard County
uszips 2026
People15,608
Median age37.3
Household income$127,813
Home value$481,232
Median rent$2,131/mo
Poverty8.4%
College degree+61.6%
Commute24 min
Place
- Metro area
- Baltimore-Columbia-Towson, MD
- Wider region
- Washington-Baltimore-Arlington, DC-MD-VA-WV-PA
- Time zone
- Eastern
- Density
- 772 / sq mi
- Housing units
- 6,165
County
Share of the ZIP's people in each county.
Age mix
12.6% are 65 or older; 79.7% are adults.
Household income
72.2% of households earn $100K+. Median per person: $66,293.
Education (adults 25+)
56.0% of degrees are in STEM fields.
Race
6.2% Hispanic or Latino (of any race).
Households & family
- Married
- 47.1%
- Never married
- 39.2%
- Divorced
- 11.3%
- Widowed
- 2.4%
- Family size
- 2.94
- Dual-income families
- 57.7%
Housing
- Own their home
- 65.1%
- Rent burden
- 23.5%
- Men / women
- 50% / 51%
Work
- In labor force
- 71.0%
- Unemployment
- 2.7%
- Self-employed
- 12.9%
- Farmers
- 0.0%
Community
- Charitable givers
- 46.5%
- Veterans
- 6.2%
- With a disability
- 7.0%
- No health insurance
- 3.2%
- Limited English
- 4.3%
Source: uszips 2026 (ACS-based ZIP file). Shares are percentages of people, households or adults as the measure implies.