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List of towns, formation dates, and other details
| Ballston | |
| 1763 First settled | |
| 1775 Formed as a district of Albany County | |
| 1788 Recognized as a town by State of New York | |
| 1791 Transferred to new county of Saratoga | |
| 1792 Daughter towns Charlton, Galway, and Milton formed | |
| 1795 Boundary with Charlton changed | |
| Charlton | |
| 1774 Settled | |
| 1792 Formed from Town of Ballston | |
| Clifton | |
| Name for Town of Clifton Park 1828–1829 | |
| Clifton Park | |
| Settled before 1700 | |
| 1708 Patent granted | |
| 1828 Formed as Clifton from Town of Halfmoon | |
| 1829 Name changed to Clifton Park | |
| Concord | |
| Name for Town of Day 1819–1827 | |
| Corinth | |
| 1790 Settled | |
| 1818 Formed from Town of Hadley | |
| 1848 Annexed land from Town of Moreau Day | |
| 1819 Formed as Concord from towns of Edinburgh and Hadley | |
| 1827 Name changed to Day | |
| Edinburg(h) | |
| 1790 Settled | |
| 1801 Formed as Northfield from Town of Providence | |
| 1808 Name changed to Edinburgh | |
| 1819 Daughter town Concord (now Day) formed | |
| Galway | |
| 1774 Settled by Scots from Galway | |
| 1792 Formed from Town of Ballston | |
| 1796 Daughter town Providence formed | |
| Greenfield | |
| 1784 Settled | |
| 1793 Formed from towns of Milton and Saratoga | |
| 1801 Daughter town Hadley formed | |
| Hadley | |
| 1788 Settled | |
| 1801 Formed from towns of Greenfield and Northumberland | |
| 1808 Boundaries amended | |
| 1818 Daughter town Corinth formed | |
| 1819 Daughter town Concord (now Day) formed | |
| Halfmoon | |
| 1772 Formed as a district in Albany County [ | |
| 1788 Recognized as a town by State of New York | |
| 1791 Transferred to new county of Saratoga | |
| 1816 Name changed to Orange, daughter town Waterford formed | |
| 1820 Name changed back to Halfmoon | |
| 1828 Daughter town Clifton (now Clifton Park) formed | |
| Malta | |
| Settled before the Revolution | |
| 1802 Formed from towns of Saratoga and Stillwater | |
| Mechanicville (city) | |
| 1915 Incorporated as a city from the Village of Mechanic(s)ville that was shared between the towns of Halfmoon and Stillwater | |
| Milton | |
| Settled before the Revolution | |
| 1792 Formed from Town of Ballston | |
| 1793 Daughter town Greenfield formed | |
| Moreau | |
| Settled before the Revolution | |
| 1805 Formed from Town of Northumberland | |
| 1848 Ceded land from Town of Corinth | |
| Northfield | |
| Name for Town of Edinburg(h) 1801–1808 | |
| Northumberland | |
| 1755 Fort Miller built | |
| 1798 Formed from Town of Saratoga | |
| 1801 Daughter town Hadley formed | |
| 1805 Daughter town Moreau formed | |
| 1818 Daughter town Wilton formed | |
| Orange | |
| Name for Town of Halfmoon 1816–1820 | |
| Providence | |
| Settled before the Revolution then abandoned | |
| 1796 Formed from Town of Galway | |
| 1801 Daughter town Northfield (now Edinburgh) formed | |
| Saratoga | |
| Settled in the early 1700s | |
| 1772 Formed as district in Albany County | |
| 1788 Recognized as a town by State of New York | |
| 1789 Daughter town Easton formed [ ✻ | |
| 1791 Transferred to new county of Saratoga | |
| 1793 Daughter town Greenfield formed | |
| 1798 Daughter town Northumberland formed | |
| 1802 Daughter town Malta formed | |
| 1819 Daughter town Saratoga Springs formed | |
| Saratoga Springs (city) | |
| 1915 Incorporated as a city from Town of Saratoga | |
| Saratoga Springs (town) 1819–1915 | |
| 1819 Formed from Town of Saratoga | |
| 1915 Became City of Saratoga Springs | |
| Stillwater | |
| 1750 Settled | |
| 1772 Part of Halfmoon District in Albany County | |
| 1788 Recognized as a town by State of New York | |
| 1789 Daughter town Easton formed [ | |
| 1791 Transferred to new county of Saratoga | |
| 1802 Daughter town Malta formed | |
| Waterford | |
| Settled by the Dutch | |
| 1816 Formed from Town of Halfmoon | |
| Wilton | |
| 1774–75 Settled | |