Castletown Estuary

Saltwater
Estuary

Castletown Estuary

Saltwater
Estuary

Sq. miles: 0.7
Boat Ramps: 0
Access Points: 0
Species: 0

The Castletown Estuary is a significant tidal water body in County Louth, where the Castletown River flows into Dundalk Bay. The river meanders through Dundalk Harbour before reaching the sea between Tippings Point on the eastern shore. The estuary itself covers an area of approximately 1.88 square kilometers. Its marshes are predominantly of the muddy type, characterized by a network of creeks. This estuarine environment provides a mix of sheltered waters and tidal influence, creating a habitat for various marine species. The water body is part of the larger Dundalk Bay system and has been designated as a Sensitive Area under water framework regulations.

Species & education

Learn what type of fish are at Castletown Estuary and what's needed to catch them.

No species information available.

Fishing spots, boat ramps & amenities

Learn how to get on Castletown Estuary. Uncover great fishing access points, boat ramps, and all the facilities you need for an unforgettable day on the water. Some locations shown may border or include private property. Always check property boundaries and applicable regulations before visiting. onWater's Public & Private Land layer can help you plan your access with confidence.

Dundalk Port

Flow Station

Know where you can legally fish on Castletown Estuary

See public and private land boundaries along the water, turn on private parcels with owner details to know where permission is required, and find land-trust parcels that offer permitted fishing access.

Co. Louth licenses and regulations

No licenses or regulations available for Co. Louth.

Take Castletown Estuary with you

The onWater Fish app keeps this water's access points, species and conditions in your pocket, with the tools you use once you're there.

Use the map without signal
Download the map around Castletown Estuary to use it offline when coverage drops.
Log your catches here
Keep a private fishing journal for Castletown Estuary to find where and when fish are biting for you.

Get the onWater Fish app

Free on iOS and Android

Tides, wind & water conditions (10 day forecast)

On open water, wind and tide matter as much as the weather. See the best times to fish Castletown Estuary and check the marine forecast before you launch.

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