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List of towns,formation dates, and other details
| Ancram | |
| 1740s Settled by Scots | |
| 1803 Formed as Gallatin from Town of Livingston | |
| 1814 Name changed to Ancram | |
| 1830 Daughter town Gallatin formed | |
| Austerlitz | |
| 1745–50 Settlers from Connecticut and Massachusetts | |
| 1818 Formed from towns of Canaan, Chatham, and Hillsdale | |
| Canaan | |
| 1756 Settled | |
| 1772 Formed as Kings District in Albany County | |
| 1786 Transferred to new county of Columbia | |
| 1788 Name changed to Canaan and recognized as a town by the State of New York | |
| 1795 Daughter town Chatham formed | |
| 1818 Daughter towns Austerlitz and New Lebanon formed | |
| Chatham | |
| 1725 Dutch settlers from Kinderhook | |
| 1795 Formed from towns of Canaan and Kinderhook | |
| 1818 Daughter towns Austerlitz and Ghent formed | |
| Claverack | |
| Settled in early 1700s | |
| 1772 Formed as a district in Albany County | |
| 1782 Daughter district Hillsdale formed | |
| 1785 Daughter city Hudson formed | |
| 1786 Transferred to new county of Columbia | |
| 1788 Recognized as a town by the State of New York | |
| 1818 Daughter town Ghent formed | |
| Clermont | |
| Settled by German Palatines in mid-1700s | |
| 1787 Formed from Livingston District (see Town of Livingston) | |
| 1858 Ceded land to Germantown | |
| Copake | |
| Settled in mid-1700s | |
| 1824 Formed from Town of Taghkanick | |
| Gallatin | |
| Settled by Dutch and Germans in mid-1700s | |
| 1830 Formed from Town of Ancram | |
| Germantown | |
| 1710 Settled as East Camp by German Palatines | |
| 1775 East Camp District (also known as German Camp) formed in Albany County | |
| 1786 Transferred to new county of Columbia | |
| 1788 Recognized as Town of Germantown by the State of New York | |
| 1858 Annexed land from Town of Clermont | |
| Ghent | |
| 1735 Dutch and German settlers | |
| 1818 Formed from towns of Chatham, Claverack, and Kinderhook | |
| 1833 Daughter town Stockport formed | |
| Greenport | |
| Settled in mid-1700s | |
| 1837 Formed from City of Hudson | |
| Hillsdale | |
| Settlers from Massachusetts and Holland in mid-1700s | |
| 1782 Formed as a district from District of Claverack in Albany County | |
| 1786 Transferred to new county of Columbia | |
| 1788 Recognized as a town by the State of New York | |
| 1818 Daughter town Austerlitz formed | |
| Hudson (city) | |
| Settled under Dutch government | |
| 1785 Incorporated as a city in Albany County from Claverack District | |
| 1786 Transferred to new county of Columbia | |
| 1833 Daughter town Stockport formed | |
| 1837 Daughter town Greenport Formed | |
| Kinderhook | |
| Settled under Dutch government | |
| 1772 Formed as a district in Albany County | |
| 1786 Transferred to new county of Columbia | |
| 1788 Recognized as a town by the State of New York | |
| 1795 Daughter town Chatham formed | |
| 1818 Daughter town Ghent formed | |
| 1823 Daughter town Stuyvesant Formed | |
| Livingston | |
| 1686 Livingston Manor granted to Robert Livingston; land in Dutchess County | |
| 1717 Albany County annexed land from Dutchess County | |
| 1772 Livingston District formed from part of Livingston Manor | |
| 1786 Transferred to new county of Columbia | |
| 1787 Daughter town Clermont formed | |
| 1788 Recognized as a town by the State of New York | |
| 1803 Daughter towns Ancram and Taghkanic(k) formed | |
| New Lebanon | |
| 1760 Settlers from Connecticut and Massachusetts | |
| 1818 Formed from Town of Canaan | |
| Stockport | |
| Settled by Dutch as part of Rensselaerswijck in mid-1600s | |
| 1833 Formed from City of Hudson and towns of Ghent and Stuyvesant | |
| Stuyvesant | |
| Settled by Dutch in late 1600s | |
| 1823 Formed from Town of Kinderhook | |
| 1833 Daughter town Stockport formed | |
| Taghkanic | |
| Part of Livingston Manor settled by Dutch and Germans in late 1600s | |
| 1803 Formed as Granger from Town of Livingston | |
| 1814 Name changed to Taghkanic(k) | |
| 1824 Daughter town Copake formed | |