Full disclosure here. I had nothing in my blog about Numansdorp although I still have pictures on my phone. So here with the pictures are some facts generated by Chat GPT in 2025 when I updated the whole site.
Marina Numansdorp, located on the Hollands Diep, offers facilities tailored for yachtsmen. The marina accommodates vessels with a maximum draft of 2.5 meters. Access is straightforward via the Hollands Diep, with a well-marked entrance channel ensuring safe navigation.
Location
The marina provides approximately 400 berths equipped with water and electricity. Additional amenities include fuel services, maintenance and repair facilities, and 24/7 security. For the latest information on depths, access routes, and available services, it’s advisable to contact the marina directly or consult their official website.
Facilities and Amenities
Visitors can expect a well-equipped and friendly marina offering:
- Visitor Berths: Availability for short-term stays with easy mooring.
- Water and Electricity: Accessible on the pontoons.
- Showers and Toilets: Clean and maintained sanitary facilities.
- Fuel Station: Diesel available for boats.
- Slipway & Crane: For launching and retrieving boats, or carrying out maintenance.
- Wi-Fi: Internet access may be available throughout the marina.
- Waste Disposal: Including bilge water and chemical toilet stations.
Onsite Services
- Boat Maintenance and Repair: There may be workshops or service providers offering technical help, antifouling, and general repairs.
- Boat Storage: Both winter and summer storage options for vessels.
- Chandlery: Limited supplies for boating gear and essentials.
Shore Access and Local Area
- Parking: Typically available near the marina for boaters and guests.
- Town of Numansdorp: A short walk or bike ride away with supermarkets, restaurants, cafes, and other essentials.
- Bike Rentals: In some marinas, bicycles are available to explore the surrounding countryside.

Navigation Notes
- The marina lies on a well-charted and accessible stretch of water. Be mindful of currents and commercial traffic on the Hollands Diep.
- VHF communication may be used for arrival coordination (check signage or marina website).
Nearby Attractions
- Fort Buitensluis: A 19th-century fort located nearby, popular with history enthusiasts.
- Scenic Cycling Routes: The surrounding area offers peaceful rural cycling paths.
- Birdwatching & Nature: The region is close to several nature reserves.
Atmosphere
Marina Numansdorp has a reputation for being calm, friendly, and well-organised — a pleasant base for both short stays and seasonal mooring.