ZIP 77456 · Markham
Who lives in ZIP code 77456 (Markham, TX): age, income, housing, education and work.
Source: uszips 2026 (ACS-based ZIP file)
2026 ZIP profile
Markham, TX · Matagorda County
uszips 2026
People1,394
Median age18.8
Household income$65,284
Home value$117,661
Median rent—
Poverty35.8%
College degree+15.2%
Commute34 min
Place
- Metro area
- Bay City, TX (micro)
- Wider region
- Houston-Pasadena, TX
- Time zone
- Central
- Density
- 14 / sq mi
- Housing units
- 343
County
Share of the ZIP's people in each county.
Age mix
14.4% are 65 or older; 60.2% are adults.
Household income
26.5% of households earn $100K+. Median per person: $15,907.
Education (adults 25+)
0.0% of degrees are in STEM fields.
Race
26.5% Hispanic or Latino (of any race).
Households & family
- Married
- 48.1%
- Never married
- 42.8%
- Divorced
- 3.3%
- Widowed
- 5.7%
- Family size
- 4.56
- Dual-income families
- 43.1%
Housing
- Own their home
- 100.0%
- Rent burden
- —
- Men / women
- 43% / 57%
Work
- In labor force
- 41.4%
- Unemployment
- 0.0%
- Self-employed
- 9.6%
- Farmers
- 0.0%
Community
- Charitable givers
- 13.5%
- Veterans
- 3.9%
- With a disability
- 15.6%
- No health insurance
- 13.6%
- Limited English
- 0.0%
Source: uszips 2026 (ACS-based ZIP file). Shares are percentages of people, households or adults as the measure implies.