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ZIP 20646 · La Plata

Who lives in ZIP code 20646 (La Plata, MD): age, income, housing, education and work.

Source: uszips 2026 (ACS-based ZIP file)

2026 ZIP profile

La Plata, MD · Charles County

uszips 2026
People21,400
Median age42.9
Household income$131,974
Home value$449,220
Median rent$1,541/mo
Poverty5.6%
College degree+34.9%
Commute39 min

Place

Metro area
Washington-Arlington-Alexandria, DC-VA-MD-WV
Wider region
Washington-Baltimore-Arlington, DC-MD-VA-WV-PA
Metro division
Washington, DC-MD
Time zone
Eastern
Density
104 / sq mi
Housing units
7,756

County

Charles100%

Share of the ZIP's people in each county.

Age mix

Under 109.3%
10–1914.9%
20s9.4%
30s12.3%
40s15.4%
50s14.5%
60s11.3%
70s8.3%
80+4.5%

18.0% are 65 or older; 78.5% are adults.

Household income

Under $25K7.5%
$25K–50K7.9%
$50K–75K13.3%
$75K–100K9.0%
$100K–150K20.6%
$150K+41.7%

62.3% of households earn $100K+. Median per person: $59,510.

Education (adults 25+)

Less than high school3.7%
High school29.0%
Some college32.4%
Bachelor's19.2%
Graduate15.7%

39.5% of degrees are in STEM fields.

Race

White61.6%
Black24.7%
Asian2.9%
Native American0.5%
Pacific Islander0.0%
Other1.8%
Two or more8.4%

4.1% Hispanic or Latino (of any race).

Households & family

Married
49.3%
Never married
30.8%
Divorced
12.2%
Widowed
7.7%
Family size
3.31
Dual-income families
64.7%

Housing

Own their home
86.5%
Rent burden
23.6%
Men / women
50% / 50%

Work

In labor force
65.4%
Unemployment
3.3%
Self-employed
10.3%
Farmers
0.5%

Community

Charitable givers
46.7%
Veterans
10.6%
With a disability
9.0%
No health insurance
2.5%
Limited English
0.8%

Source: uszips 2026 (ACS-based ZIP file). Shares are percentages of people, households or adults as the measure implies.

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