Best things to do in Jefferson County, NY

Things to do

Boldt Castle and 2 Nation Tour

Boldt Castle and 2 Nation Tour

CA $45
per adult
82% of travellers recommend
Boldt Castle and 2 Nation Tour
Rock Island lighthouse on Rock Island

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

CA $38
per adult
Islands, Lighthouses, and Castle Tour on the St. Lawrence River
Trolley City Tour of Kingston

Trolley City Tour of Kingston

CA $46
per adult
Trolley City Tour of Kingston
Island Star

Thousand Islands Sunset Dinner Cruise

CA $143
per adult
Thousand Islands Sunset Dinner Cruise
Kingston: Trolley City Tour

Kingston: Trolley City Tour

CA $46
per adult
100% of travellers recommend
Kingston: Trolley City Tour
See all activities in Jefferson County

Recommended activities in Jefferson County

Tours & day trips

See all 46 activities
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 CA $57 and current price is CA $53 per adult
3 Hr 1000 Islands Cruise from Gananoque with view of Boldt CastleOpens in new tab

Food, drink & nightlife

See all 6 activities
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 CA $49 and current price is CA $46 per adult
From Ivy Lea: 2-Hour Two Castle 1000 Islands Scenic CruiseOpens in new tab

Holiday & seasonal tours

See all 4 activities
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 CA $144 and current price is CA $135 per adult
Kingston: Sunset Dinner CruiseOpens in new tab

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 CA $133 and current price is CA $124 per adult
Thousand Islands Helicopter TourOpens in new tab

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.
See properties