 | This article includes a list of general references, but it lacks sufficient corresponding inline citations. (May 2010) |
| Boldt Castle | |
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| General information | |
| Architectural style | Châteauesque |
| Location | Heart Island |
| Town or city | Alexandria Bay, New York |
| Country | United States |
| Coordinates | 44°20′40″N 75°55′21″W / 44.344525°N 75.922575°W |
| Named for | George Boldt |
| Construction started | 1900 |
| Construction stopped | 1904 |
| Renovation cost | $15 million (1977) |
| Owner | Thousand Islands Bridge Authority |
| Technical details | |
| Floor count | 6 |
| Design and construction | |
| Architecture firm | G. W. & W. D. Hewitt |
| Website | |
| www | |
Boldt Castle is a major landmark and tourist attraction in the Thousand Islands region of the U.S. state of New York. Open to guests seasonally between mid-May and mid-October, it is located on Heart Island in the Saint Lawrence River. Heart Island is part of the Town of Alexandria, in Jefferson County. Originally a private mansion built for American millionaire George Boldt, it is now maintained by the Thousand Islands Bridge Authority as a tourist attraction.