Blue Flag Certified

Jachthaven De Boarnstream

Frisia, Netherlands

North Sea
53.0740°N, 5.8023°E

Marina De Boarnstream is a quiet marina in the heart of Frisia, located on the Prinses-Margrietkanal. It's a natural base for cruises to the IJsselmeer and Waddenzee, with approximately 140 berths and spacious docking areas.

Certification Blue Flag 2026
Experience
Practical Free Entry

Plan Your Visit to Jachthaven De Boarnstream

The key facts before you go

Blue Flag
Certified 2026
FEE annual certification
Water Quality
Blue Flag Standard
EU Bathing Water Directive
Best Season
May, June, September
Season: 01-04 – 01-11
Location
Jirnsum
0.77 km from Jirnsum
Facilities
Basic facilities
Free entry · Open beach
Family Score
N/A
Based on facilities & safety data

What is Jachthaven De Boarnstream?

Marina De Boarnstream is a quiet marina in the heart of Frisia, located on the Prinses-Margrietkanal. It's a natural base for cruises to the IJsselmeer and Waddenzee, with approximately 140 berths and spacious docking areas.

The marina offers standard facilities including marine diesel, replacement gas bottles, and bike rentals. You can arrange yacht cleaning services while you explore the surrounding countryside. Security is taken seriously—the harbour master lives on-site, a barrier controls daytime access, and an automatic gate operates at night. Both use keycard entry.

For more information, visit www.jachthaven-boarnstream.com (Dutch, German, and English) or www.friesekust.nl (Dutch only).

It sits alongside certified beaches along Frisia, part of a broader network of certified beaches throughout Netherlands certified annually by the Foundation for Environmental Education.

Sunrise, Sunset & Beach Direction

Jachthaven De Boarnstream faces unknown toward North Sea. The best light for photography and swimming is typically in May, June, September. The beach's orientation determines when it catches direct sun — plan your visit around this to make the most of your time there.

When to Go — Month by Month

Month Air Temp Water Temp Crowds
Jan 4°C 1°C Low
Feb 4°C 1°C Low
Mar 6°C 3°C Low
Apr 9°C 6°C Med
May 13°C 10°C Med
Jun 17°C 14°C High
Jul 18°C 15°C High
Aug 18°C 15°C High
Sep 15°C 12°C High
Oct 12°C 9°C Med
Nov 7°C 4°C Med
Dec 5°C 2°C Low
When is the best time to visit Jachthaven De Boarnstream?

The best time to visit Jachthaven De Boarnstream is May, June, September. Air temperatures peak around 17.7°C in summer. Peak water temperature reaches 14.7°C in July.

How crowded does Jachthaven De Boarnstream get?

Like most Blue Flag beaches in Netherlands, Jachthaven De Boarnstream sees its highest visitor numbers in July and August. The beach maintains a pleasant atmosphere even in peak season.

Is Jachthaven De Boarnstream open year-round?

The beach itself is accessible year-round, though staffed facilities including lifeguards typically operate only during the official season (01-04 – 01-11). The Blue Flag is displayed during the certification period only.

Swimming and Beach Life at Jachthaven De Boarnstream

Is Jachthaven De Boarnstream safe to swim?

Jachthaven De Boarnstream is Blue Flag certified, which requires meeting strict bathing water standards set by the EU Bathing Water Directive. The beach does not have lifeguards stationed on the beach — swim with appropriate caution.

What is the water temperature at Jachthaven De Boarnstream?

Peak water temperature at Jachthaven De Boarnstream reaches around <span class="inline-stat">14.7°C</span> in July, making it comfortable for swimming during the summer months. In winter (January), air temperatures average 4°C.

What is the beach like at Jachthaven De Boarnstream?

Jachthaven De Boarnstream on the Frisia coast of Netherlands. The marina offers standard facilities including marine diesel, replacement gas bottles, and bike rentals. You can arrange yacht cleaning services while you explore the surrounding countryside. Security is taken seriously—the harbour master lives on-site, a barrier controls daytime access, and an automatic gate operates at night. Both use keycard entry.

Does Jachthaven De Boarnstream have good facilities?

As a Blue Flag certified beach, Jachthaven De Boarnstream meets the Foundation for Environmental Education's standards for facilities and services.

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Getting to Jachthaven De Boarnstream

How do I get to Jachthaven De Boarnstream by car?

Jachthaven De Boarnstream is approximately 0.77 km from Jirnsum. Follow local road signs to the beach. Check Google Maps or a local map for the most current directions.

What is the nearest airport to Jachthaven De Boarnstream?

The nearest airport is Leeuwarden Air Base (LWR) (LWR), approximately 17.4 km away.

Can I get to Jachthaven De Boarnstream by public transport?

Public transport options vary by season. Check local transport authority websites for current bus and train schedules connecting to Jirnsum.

Practical Information

At the Beach
Entry Free — no charge to access the beach
Lifeguards
Disabled Access Contact local authority for details
Showers
Toilets
Official Season 01-04 – 01-11
Beach Type Coastal beach
Visiting Information
GPS Coordinates 53.0740°N, 5.8023°E
Blue Flag Operator Foundation for Environmental Education (FEE) — Netherlands

Jachthaven De Boarnstream FAQ

Is Jachthaven De Boarnstream suitable for children?

Jachthaven De Boarnstream is a Blue Flag certified beach in Frisia, Netherlands. Blue Flag certification itself requires meeting strict environmental and safety standards that benefit all beach users.

Is Jachthaven De Boarnstream free to access?

Yes, access to Jachthaven De Boarnstream is free — there are no entry fees or charges to use the beach. Facilities including beach amenities are typically available during the official season at no charge. The beach is managed by local authorities under the Blue Flag programme.

When is the best time to visit Jachthaven De Boarnstream?

The best time to visit Jachthaven De Boarnstream is May, June, September. Water temperature peaks at around 14.7°C in July, which is ideal for swimming. Air temperatures reach 17.7°C in summer. If you prefer quieter conditions, visiting in June or September gives you warm weather with fewer crowds than the July–August peak. The Blue Flag is displayed during the certified season, confirming the beach meets all water quality and safety standards.

What is the water quality at Jachthaven De Boarnstream?

Jachthaven De Boarnstream is Blue Flag certified, which requires meeting strict annual water quality standards set by the EU Bathing Water Directive. Blue Flag certification is awarded by the Foundation for Environmental Education (FEE) and requires independent water quality monitoring throughout the season. The results are publicly available from the European Environment Agency.

How do I get to Jachthaven De Boarnstream?

Jachthaven De Boarnstream is located in Frisia, Netherlands. It is approximately 0.77 km from Jirnsum. The nearest airport is Leeuwarden Air Base (LWR) (LWR), 17.4 km away. Check local transport authority websites for current public transport schedules. A car is the most flexible option for reaching the beach, particularly outside peak season.

More Blue Flag Beaches in Netherlands

'T Halve Maentje - Breskens
Zeeland, Netherlands
View Beach Guide
'T Zwin - De Zeemeeuw
Zeeland, Netherlands
View Beach Guide
Ameland Buren
Frisia, Netherlands
View Beach Guide

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Lotte Hansen — Northern Europe Beach Editor

Lotte Hansen covers Blue Flag beaches in Frisia for Zeach.net.

Edited by Arjun Nair, Coastal Research Editor | Updated June 2026