Rat Penat is a brutal road with ramps up to 23% in Barcelona

Rat Penat is a brutal road with ramps up to 23% in Barcelona

Spain, europe

Length

2 km

Elevation

593 m

Difficulty

extreme

Best Season

Year-round

# Rat Penat: Barcelona's Legendary Climbing Challenge

Tucked into the Garraf Massif just southwest of Barcelona, Rat Penat (also known as Turó de l'Alzina Freda) is a 593m peak that's become a cult favorite among serious cyclists. Starting from the coastal C-31 road near Les Botigues de Sitges, this 6.2km beast climbs 569 meters with a brutal 9.17% average gradient—and some sections that'll max out at a jaw-dropping 23%.

The entire route is paved, which is nice, but don't let that fool you. This isn't a leisurely spin. You'll tackle relentless, irregular inclines with barely any respite, earning your comparisons to the infamous Mortirolo. The final 2km? That's a hike-only zone—cars are banned, so park it and use your legs.

What makes this climb truly gnarly is the descent. Those tight hairpins that felt manageable on the way up become a white-knuckle affair coming down, especially in low light or wet conditions. Add summer heat and intense sun exposure into the mix, and you've got a serious undertaking on your hands.

But the reward? Absolutely worth it. The climb sits in the Parc Natural del Garraf with stunning coastal views stretching toward Castelldefels and Sitges. Near the summit, you'll spot Palau Novella, Catalonia's first Buddhist monastery, plus weather stations and a radar dome watching over the landscape.

It's no wonder the Vuelta a España has featured this route. If you're serious about Spring Classics prep, Rat Penat delivers the goods.

Where is it?

Rat Penat is a brutal road with ramps up to 23% in Barcelona is located in Spain (europe). Coordinates: 38.6635, -4.0544

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Road Details

Country
Spain
Continent
europe
Length
2 km
Max Elevation
593 m
Difficulty
extreme
Coordinates
38.6635, -4.0544

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