Activity Pollepel Island, Beacon
Bannerman Castle
An activity in Pollepel Island, Beacon, pricey ($$$) and worth about 2.5 hours. Best time to go: May–Oct.

Why go
Guided tours of a ruined arsenal on Pollepel Island in the Hudson.
It is one of 9 curated places we feature in Beacon, alongside 2 bars & cafés, 2 places to eat and 2 outdoor spots. The closest of our other picks is Breakneck Ridge, 1.9 mi away as the crow flies.
- Type
- Activity · Sight
- Neighborhood
- Pollepel Island
- Price
- $$$
- Time needed
- 2.5 hr
- Best time
- May–Oct
Nearby
The 6 closest curated picks in Beacon, measured as straight-line distance.
- 1Breakneck Ridge
Steep rock scramble with big Hudson Highlands views.
Outdoors · 1.9 mi straight-line - 2Mount Beacon Park
Steep climb past incline-railway ruins to a fire tower with river views.
Outdoors · 3.0 mi straight-line - 3Dia Beacon
Minimalist and conceptual art in a former Nabisco box factory near the station.
Sight · 3.1 mi straight-line - 4Brothers Trattoria
Long-running family Italian on Main Street, open since 1998.
Food · 3.4 mi straight-line - 5Hudson Valley Brewery
Brewery known for sour IPAs, with a taproom in an old factory.
Drinks · 3.5 mi straight-line - 6Beacon Bread Company
Bakery-cafe on Main Street with scratch breakfasts and bread.
Food · 3.7 mi straight-line
On these curated routes
Bannerman Castle is a stop on our Hudson Valley by Rail route. Open it to see the full day-by-day plan.
More to do in Beacon
Bannerman Castle is our only activity pick in Beacon; here is what else we recommend there. See the full Beacon guide.
When to go
Average daily highs in Beacon run from 34°F in January to 85°F in July; October is usually the wettest month. For Bannerman Castle itself, we suggest: May–Oct.
Modelled monthly averages for Beacon from NASA POWER, not a forecast. Full Beacon weather by month.
Getting there
Map links open a live search for Bannerman Castle, so hours and directions come straight from the map app.
- Address
- Pollepel Island, Beacon, NY 12508, USA
- Coordinates
- 41.45536, -73.98875
- Destination
- Beacon, New York
- Website
- bannermancastle.org
Bannerman Castle: quick answers
How much time do you need at Bannerman Castle?
Plan on about 2.5 hours at Bannerman Castle. That is our curated estimate for a typical visit; groups that linger will want more.
When is the best time to visit Bannerman Castle?
Our pick: May–Oct. Insider tip: Tours by boat from Beacon dock, seasonal; book ahead.
Where is Bannerman Castle?
Bannerman Castle is at Pollepel Island, Beacon, NY 12508, USA. The Google Maps and Apple Maps links on this page open it for directions.
Which TripsCircle routes include Bannerman Castle?
Bannerman Castle appears on Hudson Valley by Rail, a curated route you can open on TripsCircle and plan with your group.
Add Bannerman Castle to your crew's plan
Save it to a shared TripsCircle itinerary, settle the timing with a quick poll, and split the costs with everyone going to Beacon.
Plan Beacon
- Beacon travel guide 9 places
- Best time to visit Beacon weather by month
- Beacon to Hudson 52 mi straight-line
- New York City to Beacon 55 mi straight-line
Lists & regions
Also in Beacon
- Bank Square Coffeehouse Drinks
- Storm King Art Center Sight
Curated recommendation, not live listing data. Confirm hours, prices, bookings and access before you go.

