| 00665676 | Spring Lake Township | POPINPOVERTY | Persons below poverty level | 1990 | 0.028 | 2844 | PCT | Decennial Census 1990 SF1/SF3 | 1989 |
| 00665676 | Spring Lake Township | POV150_185 | Persons between 150% and 184% of poverty (less than 185%) | 1990 | 0.064 | 2844 | PCT | Decennial Census 1990 SF1/SF3 | 1989 |
| 00665676 | Spring Lake Township | POVERTYTO150 | Persons between 100% and 149% of poverty (less than 150%) | 1990 | 0.039 | 2844 | PCT | Decennial Census 1990 SF1/SF3 | 1989 |
| 00665676 | Spring Lake Township | POPINPOVERTY | Persons below poverty level | 2000 | 0.015 | 3625 | PCT | Decennial Census 2000 SF1/SF3 | 1999 |
| 00665676 | Spring Lake Township | POV150_185 | Persons between 150% and 184% of poverty (less than 185%) | 2000 | 0.003 | 3625 | PCT | Decennial Census 2000 SF1/SF3 | 1999 |
| 00665676 | Spring Lake Township | POVERTYTO150 | Persons between 100% and 149% of poverty (less than 150%) | 2000 | 0.036 | 3625 | PCT | Decennial Census 2000 SF1/SF3 | 1999 |
| 00665676 | Spring Lake Township | POPINPOVERTY | Persons below poverty level | 2012 | 0.012 | 3688 | PCT | American Community Survey 5Yr Summary File 2008-2012 | 2012 |
| 00665676 | Spring Lake Township | POV150_185 | Persons between 150% and 184% of poverty (less than 185%) | 2012 | 0.050 | 3688 | PCT | American Community Survey 5Yr Summary File 2008-2012 | 2012 |
| 00665676 | Spring Lake Township | POVERTYTO150 | Persons between 100% and 149% of poverty (less than 150%) | 2012 | 0.014 | 3688 | PCT | American Community Survey 5Yr Summary File 2008-2012 | 2012 |
| 00665676 | Spring Lake Township | POPINPOVERTY | Persons below poverty level | 2017 | 0.047 | 3708 | PCT | American Community Survey 5Yr Summary File 2013-2017 | 2017 |
| 00665676 | Spring Lake Township | POV150_185 | Persons between 150% and 184% of poverty (less than 185%) | 2017 | 0.023 | 3708 | PCT | American Community Survey 5Yr Summary File 2013-2017 | 2017 |
| 00665676 | Spring Lake Township | POVERTYTO150 | Persons between 100% and 149% of poverty (less than 150%) | 2017 | 0.024 | 3708 | PCT | American Community Survey 5Yr Summary File 2013-2017 | 2017 |
| 00665676 | Spring Lake Township | POPINPOVERTY | Persons below poverty level | 2022 | 0.046 | 3456 | PCT | American Community Survey 5yr Summary File 2018-2022 | 2022 |
| 00665676 | Spring Lake Township | POV150_185 | Persons between 150% and 184% of poverty (less than 185%) | 2022 | 0.017 | 3456 | PCT | American Community Survey 5yr Summary File 2018-2022 | 2022 |
| 00665676 | Spring Lake Township | POVERTYTO150 | Persons between 100% and 149% of poverty (less than 150%) | 2022 | 0.013 | 3456 | PCT | American Community Survey 5yr Summary File 2018-2022 | 2022 |