ZIP 04978 · Smithfield
Who lives in ZIP code 04978 (Smithfield, ME): age, income, housing, education and work.
Source: uszips 2026 (ACS-based ZIP file)
2026 ZIP profile
Smithfield, ME · Somerset County
uszips 2026
People856
Median age55.8
Household income$107,917
Home value$248,682
Median rent$1,109/mo
Poverty5.8%
College degree+34.7%
Commute33 min
Place
- Metro area
- Outside any metro
- Time zone
- Eastern
- Density
- 17 / sq mi
- Housing units
- 413
County
Share of the ZIP's people in each county.
Age mix
29.7% are 65 or older; 90.0% are adults.
Household income
52.5% of households earn $100K+. Median per person: $50,545.
Education (adults 25+)
60.5% of degrees are in STEM fields.
Race
0.7% Hispanic or Latino (of any race).
Households & family
- Married
- 71.7%
- Never married
- 15.4%
- Divorced
- 8.5%
- Widowed
- 4.5%
- Family size
- 2.26
- Dual-income families
- 38.2%
Housing
- Own their home
- 88.9%
- Rent burden
- 15.1%
- Men / women
- 51% / 49%
Work
- In labor force
- 59.0%
- Unemployment
- 5.3%
- Self-employed
- —
- Farmers
- —
Community
- Charitable givers
- —
- Veterans
- 13.1%
- With a disability
- 11.6%
- No health insurance
- 0.7%
- Limited English
- 0.0%
Source: uszips 2026 (ACS-based ZIP file). Shares are percentages of people, households or adults as the measure implies.