Free Things to Do in Barcelona with Kids: Best Free Museums on Sundays
Looking for free things to do in Barcelona with kids? Many museums, like MNAC, Museu Blau, and the Picasso Museum, offer free entry on Sundays. Discover the best family-friendly spots and practical tips for your visit.
BARCELONA WITH KIDSFREE THINGS TO DOACTIVITIES
Free Museums in Barcelona with Kids: Sundays & Monthly Days
Here’s a secret many parents don’t know: some of Barcelona’s top museums open their doors for free on Sundays. From dinosaurs and Roman ruins to interactive sound labs, these cultural gems are not only fun and educational but also budget-friendly.
For families, free museum days mean less pressure — you don’t need to “get your money’s worth.” You can pop in for an hour, focus on one exhibit, or simply enjoy the building and atmosphere. It’s the perfect way to spark kids’ curiosity without stretching your travel budget.
FamilyBarcelona Tip:
Free entry times can vary, and some museums require reserving free tickets online in advance to manage capacity. Always double-check the latest opening hours and booking details on the official websites to avoid surprises.




1. Museu de la Música – Interactive Sound Adventures
Hidden inside L’Auditori near Glòries, this quieter, overlooked gem invites families to explore music in a hands-on way. Kids can marvel at rare instruments, try fun listening stations, and even make their own sounds in the interactive Sound Lab — an experience for all ages. Read also the full family guide to the Music Museum.
Why families love it:
🎶 Rare and historic instruments
🎧 Fun listening stations
🥁 Hands-on Sound Lab
Free entry:
Every Sunday after 3 pm
The first Sunday of the month (all day)
Thursdays 6–9 pm
Children under 16 are always free
Top Free Museums on Sundays in Barcelona


2. Natural Science Museum (Museu Blau) – Dinosaurs & More
Barcelona’s “blue museum” combines striking architecture with fascinating exhibitions: fossils, minerals, dinosaurs, and interactive science. Families also love the spacious outdoor area near Parc del Fòrum. Read our Natural Science Museum Barcelona guide.
Why families love it:
🦖 Dinosaurs & fossils to wow the kids
🔬 Interactive science exhibitions
🌳 Outdoor area perfect for breaks
Free entry:
Every Sunday after 3 pm
The first Sunday of the month (all day)
3. MNAC (Museu Nacional d'Art de Catalunya) - Art and Views in a Palace
The Museu Nacional d’Art de Catalunya (MNAC) is housed in the grand Palau Nacional on Montjuïc. While the art collection is world-class, kids often enjoy the huge staircases and the panoramic views from the terrace just as much. Full guide: MNAC Barcelona with kids.
Why families love it:
🎨 Impressive collection of Catalan and European art
🏰 Exploring the grand palace building itself
🌆 Panoramic terrace views over Barcelona
Free entry:
Every Saturday after 3 pm
The first Sunday of the month (all day)
Tip: Advance booking recommended for free slots
4. Picasso Museum – For Budding Art Lovers
The Picasso Museum can get busy, but for older kids it’s inspiring to see Picasso’s early works and discover how his art evolved. The Gothic Quarter location adds extra charm and makes the visit part of a wider family stroll. Full family guide to Picasso Museum.
Why families love it:
🖼️ See Picasso’s early works up close
👩🎨 Learn how his style developed over time
🏛️ Beautiful Gothic Quarter setting
Free entry:
The first Sunday of the month (all day)
Selected Thursday evenings
Note: Free visits always require advance online booking
5. MUHBA (Barcelona History Museum) – Roman Barcelona
MUHBA isn’t one single museum but a network of sites that reveal Barcelona’s Roman and medieval past. The main entrance is at Casa Padellàs on Plaça del Rei, where families can explore vast underground ruins of the old Roman city. See our guide to MUHBA with kids.
Why families love it:
🏛️ Explore Roman ruins beneath Casa Padellàs at Plaça del Rei
🗺️ Multiple sites across the city for history-themed outings
👨👩👧 A hands-on way to bring history to life for kids
Free entry:
The first Sunday of the month (all day)
Other Sundays after 3 pm
Note: Free times vary slightly by site