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Historical Markers in Alplaus
Schenectady is the county seat for Schenectady County
Alplaus is in Schenectady County
Schenectady County (238) ► ADJACENT TO SCHENECTADY COUNTY Montgomery County (258) ►
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| On Alplaus Avenue (County Route 16) at Maritime Center Drive, on the right when traveling west on Alplaus Avenue. |
| On Ronald Reagan Way near New York State Route 24, on the right when traveling north. |
| On Maple Avenue, on the right when traveling south. |
Nov. 11, 2026