| Place Name | Poestenkill (town) |
| Place Type | Town |
| County | Rensselaer County |
| Area Code(s) | 518,838 |
| Timezone | Eastern Standard Time (EST) |
| Population (2021) | 4,385 |
| Majority Ethnicity | White 97.2% |
| Metro/Micro Stats Area | Albany-Schenectady-Troy, NY |
| US Congressional District(s) | New York 19th |
| State Assembly Districts | 107 |
| State Senate Districts | 43 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 97.2% |
| African American | 0.82% |
| Hispanic | 0% |
| Asian | 1.34% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 0.63% |