Things to do In Jefferson County, NY

Things to do

The Ultimate Heart of 1000 Islands Sightseeing Boat Tour

The Ultimate Heart of 1000 Islands Sightseeing Boat Tour

$84
per adult
94% of travellers recommend
The Ultimate Heart of 1000 Islands Sightseeing Boat Tour
Rock Island lighthouse on Rock Island

Islands, Lighthouses, and Castle Tour on the St. Lawrence River

$27
per adult
Islands, Lighthouses, and Castle Tour on the St. Lawrence River
Kingston Shipwreck Cruise

Kingston Shipwreck Cruise

$37
per adult
Kingston Shipwreck Cruise
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Popular activities in Jefferson County

Tours & day trips

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3 Hr 1000 Islands Cruise from Gananoque with view of Boldt Castle

3 Hr 1000 Islands Cruise from Gananoque with view of Boldt Castle

Activity duration is 3 hours
9.0 out of 10 with 245 reviews
Free cancellation available
The previous price was $41 and current price is $38 per adult
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Food, drink & nightlife

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From Ivy Lea: 2-Hour Two Castle 1000 Islands Scenic Cruise

From Ivy Lea: 2-Hour Two Castle 1000 Islands Scenic Cruise

Activity duration is 2 hours
9.0 out of 10 with 26 reviews
Free cancellation available
The previous price was $36 and current price is $33 per adult
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Holiday & seasonal tours

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Kingston: Sunset Dinner Cruise

Kingston: Sunset Dinner Cruise

Activity duration is 3 hours
9.0 out of 10 with 64 reviews
The previous price was $104 and current price is $98 per adult
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Air, helicopter & balloon tours

See all 3 activities
Thousand Islands Helicopter Tour

Thousand Islands Helicopter Tour

Activity duration is 10 minutes
10.0 out of 10 with 5 reviews
Free cancellation available
The previous price was $96 and current price is $90 per adult
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Stay near popular Jefferson County attractions

A historic stone castle on a lakeside island with a clear sky.

Boldt Castle

9.4/10 (1,063 reviews)
After visiting Boldt Castle, make a plan to see the other sights and activities in Alexandria Bay. Amble around the area's riverfront or seek out the local tours.
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