| Fort Nassau | |
|---|---|
| Part of New Netherland | |
| Albany, New York | |
&sq=Qlik&lang=&file=File:Westerlo_Island_in_1893.jpg) 1893 map of Westerlo Island now Castle Island | |
&sq=Qlik&lang=&file=File:USA_New_York_location_map.svg)  Fort Nassau | |
| Coordinates | 42°38′8.520″N 73°45′16.560″W / 42.63570000°N 73.75460000°W |
| Type | Fort |
| Site history | |
| Built | 1614 |
| Built by | Hendrick Christiaensen |
| Materials | Wooden structure surrounded by earthenworks |
| Demolished | 1618 |
| Events | First Dutch fort in North America |
| Garrison information | |
| Past commanders | Jacob Eelkens |
| Garrison | 10 or 12 men |
| Occupants | Dutch traders and soldiers |
| New Netherland series |
|---|
| Exploration |
| Fortifications: |
| Settlements: |
| The Patroon System |
|
| People of New Netherland |
| Flushing Remonstrance |
&sq=Qlik&lang=&file=File:New_Netherlands_Seal_Vector.svg) |
Fort Nassau was the first Dutch settlement in North America, located beside the "North River" (the modern Hudson) within present-day Albany, New York, in the United States. The factorij was a small fortification which served as a trading post and warehouse.