Castellar
Spain: Excellent water quality
Castellar is a beach on the Spain coast with a Blue Flag award, which means it meets strict standards for environmental protection, water quality, and visitor safety set by the Foundation for Environmental Education. The beach is open throughout its operating season, though visitors should…
Quick Overview
Plan Your Visit to Castellar
The key facts before you go
About the Beach
What is Castellar?
Castellar is a beach on the Spain coast with a Blue Flag award, which means it meets strict standards for environmental protection, water quality, and visitor safety set by the Foundation for Environmental Education. The beach is open throughout its operating season, though visitors should check local safety arrangements before heading out. April, May, and June are the best months to visit. The Blue Flag certification makes it a reliable choice for families and travelers concerned about environmental practices.
It is part of a wider group of Blue Flag certified beaches across Spain that meet FEE's annual standards for water quality, safety, and environmental management.
Sunrise, Sunset & Beach Direction
Castellar faces west toward Mediterranean Sea. The best light for photography and swimming is typically in April, May, June. Direct sun hours follow that facing.
Planning
When to Go: Month by Month
| Month | Air Temp | Water Temp | Crowds |
|---|---|---|---|
| Jan | 11°C | 8°C | Low |
| Feb | 13°C | 10°C | Low |
| Mar | 14°C | 11°C | Low |
| Apr | 16°C | 13°C | Med |
| May | 20°C | 17°C | Med |
| Jun | 24°C | 21°C | Med |
| Jul | 27°C | 24°C | High |
| Aug | 27°C | 24°C | High |
| Sep | 24°C | 21°C | Med |
| Oct | 20°C | 17°C | Low |
| Nov | 16°C | 13°C | Low |
| Dec | 13°C | 10°C | Low |
The best time to visit Castellar is April, May, June. Air temperatures peak around 26.8°C in summer. Peak water temperature reaches 23.8°C in July.
How crowded does Castellar get?Like most Blue Flag beaches in Spain, Castellar sees its highest visitor numbers in July and August. The beach maintains a pleasant atmosphere even in peak season.
Is Castellar open year-round?The beach itself is accessible year-round, though staffed facilities including lifeguards typically operate only during the official season (typically July–September). The Blue Flag is displayed during the certification period only.
The Water
Swimming and Beach Life at Castellar
Is Castellar safe to swim?Castellar is Blue Flag certified, which requires meeting strict bathing water standards set by the EU Bathing Water Directive. Water quality is rated Excellent. The beach does not have lifeguards stationed on the beach. Swim with appropriate caution.
What is the water temperature at Castellar?Peak water temperature at Castellar reaches around 23.8°C in July, making it comfortable for swimming during the summer months. In winter (January), air temperatures average 11.2°C.
What is the beach like at Castellar?Castellar of Spain. It meets all Blue Flag criteria for environmental management, water quality, safety, and facilities.
Does Castellar have good facilities?As a Blue Flag certified beach, Castellar meets the Foundation for Environmental Education's standards for facilities and services. Parking is available nearby.
Castellar sits on the Mediterranean Sea: explore all Blue Flag beaches on the Mediterranean.
Planning a trip to Spain? Blue Flag Beaches Spain 2026 , our editorial guide to certified beaches across the country.
Transport
Getting to Castellar
How do I get to Castellar by car?Castellar is located in Spain. 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 Castellar?The nearest airport is Alicante-Elche Airport (ALC), approximately 103.4 km away.
Can I get to Castellar by public transport?Public transport options vary by season. Check local transport authority websites for current bus and train schedules connecting to Spain. The nearest recorded bus stop is 340 m from the beach.
Map
Find Castellar
Open the map or get directions to the Castellar pin. Amenity names are listed here only when OpenStreetMap has a mapped feature nearby.
Map loads when you ask. Tiles stay off the first paint.
Map: OpenStreetMap (ODbL)
Practical Details
Practical Information
| At the Beach | |
| Entry | Free: no charge to access the beach |
|---|---|
| Lifeguards | ✗ |
| Showers | ✗ |
| Toilets | ✗ |
| Official Season | June – November |
| Beach Type | Coastal beach |
| Parking | ✓ Available nearby (surface parking) |
| Nearest supermarket | 540 m from the beach |
| Nearest bus stop | 340 m from the beach |
| Visiting Information | |
| GPS Coordinates | 37.5602°N, 1.2940°W |
| Water Quality | Excellent (EU Bathing Water Directive) |
| Blue Flag Operator | Foundation for Environmental Education (FEE), Spain |
Frequently Asked Questions
Castellar FAQ
Is Castellar suitable for children?
Castellar has a child-friendly score of 1/10. Facilities include parking. It is Blue Flag certified in Spain.
Is Castellar free to access?
Access to Castellar is free. There are no entry fees to enter the beach. It is a Blue Flag certified beach in Spain, recognised for meeting international standards for water quality and environmental management.
When is the best time to visit Castellar?
The best time to visit Castellar is April, May, June. The peak season typically runs High season: July, August, when weather conditions and facilities are at their best. Peak water temperature reaches around 23.8°C in July. Outside peak season, the beach is quieter but some facilities may be reduced.
What is the water quality at Castellar?
Castellar is Blue Flag certified, which requires meeting strict EU Bathing Water Directive standards. Water quality is rated Excellent. Blue Flag certification is awarded and reviewed annually by the Foundation for Environmental Education (FEE). Beaches must pass water quality tests throughout the season to retain their status.
How do I get to Castellar?
Castellar is located in Spain. The nearest airport is Alicante-Elche Airport (ALC), 103.4 km away. By car is the most flexible option. Check local transport authority websites for current bus and train schedules to the area.
Explore More
Nearby Blue Flag Beaches
Editorial
From the Zeach Blog
Everything you need to know about what makes a beach qualify for Blue Flag status, from water quality to environmental education.
Read moreOur editorial team's pick of the standout Blue Flag beaches in Spain, rated for family friendliness, scenery, and facilities.
Explore SpainWhat the flag actually means, how certification works, and why a Blue Flag is a genuinely reliable signal, not just a marketing tool.
Read moreSources
- Foundation for Environmental Education: Blue Flag programme
- FEE site listing for Castellar
- ADEAC (Asociación de Educación Ambiental y del Consumidor)
- European Environment Agency: bathing water quality
Last verified September 2026. National operator pages and FEE listings are the primary certification sources.