ZIP 11783 · Seaford
Who lives in ZIP code 11783 (Seaford, NY): age, income, housing, education and work.
Source: uszips 2026 (ACS-based ZIP file)
2026 ZIP profile
Seaford, NY · Nassau County
uszips 2026
People21,127
Median age41.3
Household income$176,993
Home value$653,998
Median rent$2,612/mo
Poverty2.8%
College degree+47.5%
Commute38 min
Place
- Metro area
- New York-Newark-Jersey City, NY-NJ
- Wider region
- New York-Newark, NY-NJ-CT-PA
- Metro division
- Nassau County-Suffolk County, NY
- Time zone
- Eastern
- Density
- 2,303 / sq mi
- Housing units
- 7,084
County
Share of the ZIP's people in each county.
Age mix
18.5% are 65 or older; 79.7% are adults.
Household income
77.5% of households earn $100K+. Median per person: $71,487.
Education (adults 25+)
41.8% of degrees are in STEM fields.
Race
7.7% Hispanic or Latino (of any race).
Households & family
- Married
- 59.5%
- Never married
- 28.6%
- Divorced
- 6.6%
- Widowed
- 5.3%
- Family size
- 3.24
- Dual-income families
- 69.7%
Housing
- Own their home
- 93.6%
- Rent burden
- 25.5%
- Men / women
- 50% / 50%
Work
- In labor force
- 67.9%
- Unemployment
- 3.1%
- Self-employed
- 10.2%
- Farmers
- 0.0%
Community
- Charitable givers
- 53.4%
- Veterans
- 4.7%
- With a disability
- 8.6%
- No health insurance
- 2.1%
- Limited English
- 1.3%
Source: uszips 2026 (ACS-based ZIP file). Shares are percentages of people, households or adults as the measure implies.