Jackson Township Population Statistics
| Census | Population | Change |
| 2020 | 4,236 | -156 |
| 2010 | 4,392 | -533 |
| 2000 | 4,925 | -288 |
| 1990 | 5,213 | -230 |
| 1980 | 5,443 | +1,100 |
| 1970 | 4,343 | +66 |
| 1960 | 4,277 | +820 |
| 1950 | 3,457 | +1,015 |
| 1940 | 2,442 | +865 |
| 1930 | 1,577 |
Jackson Township: We are pleased to announce the launch of our new website! Our goal is to provide our residents and visitors an easy way to access information. The user-friendly content is well organized so you can easily navigate the site to find the information you’re looking for. The website will always be up to date with current and valuable information. Please be patient with us while we are still in the process of making some improvements!
| Census | Population | Change |
| 2020 | 4,236 | -156 |
| 2010 | 4,392 | -533 |
| 2000 | 4,925 | -288 |
| 1990 | 5,213 | -230 |
| 1980 | 5,443 | +1,100 |
| 1970 | 4,343 | +66 |
| 1960 | 4,277 | +820 |
| 1950 | 3,457 | +1,015 |
| 1940 | 2,442 | +865 |
| 1930 | 1,577 |