Altigraphs
Popular climbs Pico del Veleta por Collado de las Sabinas Pico del Veleta por Canales Pico del Veleta
Or browse
Map Regions
Join Altigraphs
  • Save climbs to ride later
  • Add rider notes and photos
  • Add a missing climb or fix one
Sign up Log in
Add a climb
Preferences
EN ES FR IT
2 Where this climb is: PontevedraGalicia, Spain

Alto do Castro

North-eastern ascent from O Porriño
GPX Profile
Length
9.7 km
Height gain
476 m
Average
4.9%
Steepest km
10.7%
Summit altitude
504 m
Difficulty
96
3 ways up Compare all 3

Elevation profile

28 m → 504 m Touch or hover to inspect
Elevation profile: Alto do Castro from O Porriño
0–4% 4–6% 6–8% 8–10% 10–14% 14%+
Steepest km: km 4 at 10.7%

Climb analysis

Where the climbing is

0–4%
3.8 km
4–6%
1.8 km
6–8%
1.3 km
8–10%
1.9 km
10–14%
1.0 km
14%+
0.0 km

Hardest sustained

1 km · km 3.3–4.3
11.4%
2 km · km 2.5–4.5
9.7%
5 km · km 1.3–6.3
6.2%

Time to the top

0h 40 at 3 W/kg · 70 kg rider + 8 kg bike, no wind
How this is calculated

Kilometre by kilometre

Export CSV
Km Altitude Gradient 0–15%
1 49 m 2.2%
2 117 m 6.7%
3 179 m 6.2%
4 286 m 10.7%
5 306 m 2.0%
6 338 m 3.2%
7 389 m 5.1%
8 412 m 2.3%
9 469 m 5.7%
10 504 m 5.2%

Route map

Two fingers to pan
Directions
Satellite
Road surface not mapped yet Report a road type
No tunnels mapped Map a tunnel

About Alto do Castro

How long and how steep?
From O Porriño, Alto do Castro is 9.7 km long and climbs 476 m at an average of 4.9%, to a summit at 504 m. Its steepest kilometre, km 4, averages 10.7%.
How long does it take?
At 3 W/kg it takes about 40 min to reach the top, at 4 W/kg about 32 min (70 kg rider, 8 kg bike, no wind).
What category is it?
It's a category 2 climb, with a difficulty score of 96.
Where is it?
It's in Pontevedra, Galicia, Spain.

How hard is 96?

Difficulty score is length × gradient, weighted for the steepest kilometre.

Alto de San Miguel, Las Casas del Conde 96
Casa do Frade, O Cotro 96
Alto do Castro, O Porriño 96
Serra d'Arga por Arga de Baixo e Arga de Cima, Covas 96
Puerto del Piélago, El Real de San Vicente 96

Around here

Map of climbs around here Search every climb

Help complete this climb

Riders’ photos, notes and corrections make every profile better.

Add a photo No photos yet — the last kilometre, the summit sign Write a rider note Traffic, water, where it really bites Map a tunnel Mark where the road goes underground Report a road type Not mapped yet — paved, unpaved or cobbles
Vote the best months to ride No votes yet
Nobody has voted yet Ridden this one? Tap the months you'd recommend to help other riders time it right.
J
F
M
A
M
J
J
A
S
O
▼
N
D
Tap a month you'd recommend
Edit climb data Report an error History
Added by altigraphs · 1 contributor

Climbs nearby

Castro de Herville From Agüeiro · starts 0.7 km away
4.2 km +261 m 6.2%
Alto do Galleiro From Porriño · starts 1.2 km away
15.7 km +694 m 4.4%
San Cibrán From Cans · starts 2.6 km away
6.1 km +359 m 5.9%