Comparison to Surrounding Areas
The median household income ($107,917) for 04978 is more than 04917 ($88,338), 04937 ($63,933), 04957 ($65,931), 04963 ($77,708), and Somerset County ($58,179). And it's the same as Smithfield town ($107,917).
| 04978 | $107,917 |
| Smithfield town | $107,917 |
| Somerset County | $58,179 |
Get Median Household Income for all Zip Codes in Maine.
The average household income ($116,497) for 04978 is less than the average household income for 04957 ($116,662). But it's more than 04917 ($105,157), 04937 ($76,407), 04963 ($97,830), and Somerset County ($76,305). And it's the same as Smithfield town ($116,497).
| 04978 | $116,497 |
| Smithfield town | $116,497 |
| Somerset County | $76,305 |
Get Average Household Income for all Zip Codes in Maine.
The per-capita income for 04978 is $55,791. The per capita income ($55,791) for 04978 is more than 04917 ($44,318), 04937 ($33,305), 04957 ($52,335), 04963 ($39,914), and Somerset County ($34,433). And it's the same as Smithfield town ($55,791).
| 04978 | $55,791 |
| Smithfield town | $55,791 |
| Somerset County | $34,433 |
Get Per-Capita Income for all Zip Codes in Maine.
11.1% of households make over $200,000 a year. The percent high income households (11.1%) for 04978 is less than the percent high income households for 04957 (11.7%). But it's more than 04917 (7.0%), 04937 (2.5%), 04963 (7.0%), and Somerset County (4.1%). And it's the same as Smithfield town (11.1%).
| 04978 | 11.1% |
| Smithfield town | 11.1% |
| Somerset County | 4.1% |
Get High Income Households for all Zip Codes in Maine.
| under 25 years | 25 to 44 years | 45 to 64 years | 65 years and over | |
|---|---|---|---|---|
| 04978 | $-1 | $130,750 | $113,750 | $83,750 |
| Smithfield town | $-1 | $130,750 | $113,750 | $83,750 |
| Somerset County | $46,058 | $73,010 | $61,627 | $43,401 |
Get Median Household Income by Age of Householder for all Zip Codes in Maine.
Use our lookalike & filtering workflow to discover every zip that matches your ideal market profile.
Our Income By Zip Code Lists let you start with a zip like 04978, then automatically find hundreds of similar zips by income, demographics, and growth potential — so you can build a smarter target list in minutes.
Get Your Income By Zip Code List
Get all zip codes in a state or the entire US with data such as median household income.
Starting at $65.
All income statistics above are the most current, comparable income statistics available from the US Census Bureau and are from the American Community Survey 2024 5-year estimates. You can find this information and other demographics for 04978 on the US Census Bureau’s website. These values are in 2024 inflation-adjusted dollars and were downloaded on 29 January 2026.
Margins of error for the income data are:
| Median Household Income | Average Household Income | Per Capita Income | High Income Households | Median Household Income by Age of Householder | ||||
|---|---|---|---|---|---|---|---|---|
| under 25 | 25 to 44 | 45 to 64 | 65+ | |||||
| 04978 | +/-$26,605 | +/-$11,319 | +/-$6,649 | +/-5.3% | +/-$-1 | +/-$81,744 | +/-$22,055 | +/-$31,214 |
| Smithfield town | +/-$26,605 | +/-$11,319 | +/-$6,649 | +/-5.3% | +/-$-1 | +/-$81,744 | +/-$22,055 | +/-$31,214 |
| Somerset County | +/-$3,012 | +/-$5,076 | +/-$2,221 | +/-0.9% | +/-$8,148 | +/-$6,447 | +/-$6,117 | +/-$2,445 |