Northbridge School District Historical Median Household Income by Age Data
ACS 2010-2014 data
| | Northbridge School District | Massachusetts | U.S. |
| less than 25 | $44,186, see rank | $30,397 | $25,788 |
| 25 to 44 | $87,551, see rank | $76,699 | $58,398 |
| 45 to 64 | $83,750, see rank | $84,099 | $65,027 |
| 65 or over | $29,080, see rank | $39,550 | $37,945 |
ACS 2008-2012 data
| | Northbridge School District | Massachusetts | U.S. |
| less than 25 | $47,955, see rank | $30,500 | $25,955 |
| 25 to 44 | $86,574, see rank | $75,418 | $58,073 |
| 45 to 64 | $88,247, see rank | $82,374 | $64,486 |
| 65 or over | $27,033, see rank | $37,427 | $36,181 |
ACS 2006-2010 data
| | Northbridge School District | Massachusetts | U.S. |
| less than 25 | $43,750, see rank | $30,830 | $26,465 |
| 25 to 44 | $87,829, see rank | $72,850 | $57,132 |
| 45 to 64 | $89,882, see rank | $80,150 | $63,398 |
| 65 or over | $30,595, see rank | $34,873 | $33,906 |
ACS 2005-2009 data
| | Northbridge School District | Massachusetts | U.S. |
| less than 25 | $43,365, see rank | $31,933 | $26,365 |
| 25 to 44 | $91,781, see rank | $73,081 | $56,832 |
| 45 to 64 | $88,505, see rank | $79,208 | $63,121 |
| 65 or over | $35,156, see rank | $33,988 | $32,753 |
* ACS stands for U.S. Census American Community Survey. According to the U.S. Census, if the date is a range, you can interpret the data as an average of the period of time.
