Nov
14
Sat
Registration open
Sat 14 Nov 2026 · 10:00
Miraflores de la Sierra · 10 km · Mixed
Registration open
- Non-competitive
Sierra de Guadarrama · Madrid
10K races in the Sierra de Guadarrama
From Collado Villalba to Navacerrada and from Colmenar Viejo to El Escorial: the 28 races of around 10 km on the Madrid side of the Guadarrama and in the upper Manzanares valley, on roads, tracks and trails.
Checked daily · last checked: Mon 19 Oct 2026
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Save your races, see them in your calendar and get an email when registration opens.
28 races
Nov14SatRegistration openFull route on the mapMoralTrail Race
€16 – €32
Sat 14 Nov 2026 · 10:00
Moralzarzal · 9.5 km · +560 m gain · Trail · Hard
Registration open
Nov29SunRegistration opens soonCarrera Popular Solidaria Cerro de la Marmota
€17.00 – €20.40
Sun 29 Nov 2026 · 11:00
Colmenar Viejo · 10 km · Trail
Registration opens soon- Charity race
Dec13SunRegistration openSun 13 Dec 2026 · 11:00
Hoyo de Manzanares · 11 km · +221 m gain · Mixed · Moderate
Registration open- Charity race
- Christmas race
Dec19SatFull route on the mapSat 19 Dec 2026 · 10:00
Soto del Real · 11 km · +110 m gain · Mixed · Moderate
- Charity race
- Christmas race
Dec19SatRegistration openSat 19 Dec 2026 · 10:50
Pedrezuela · 10 km · +350 m gain · Trail · Hard
Registration open- New Year's Eve
Dec31approx.Thu 31 Dec 2026 · estimated date
Colmenar Viejo · 10 km · Mixed
- New Year's Eve
Dec31approx.
Mar6SatRegistration opens soonFull route on the mapIberika Trail Mataelpino
€24 – €32
Sat 6 Mar 2027 · 10:30
El Boalo (Mataelpino) · 9 km · +300 m gain · Trail · Hard
Registration opens soon
Mar7approx.
Apr18SunRegistration opens soonSun 18 Apr 2027 · 09:45
San Agustín del Guadalix · 9.5 km · +400 m gain · Trail · Hard
Registration opens soon
May8approx.
Jun11approx.Registration opens soonFri 11 Jun 2027 · estimated date
Moralzarzal · 10 km
Registration opens soon- Night race
Jun25approx.Registration opens soonFri 25 Jun 2027 · estimated date
Manzanares el Real · 10 km · Mixed
Registration opens soon- Night race
Sept4approx.
Sept4approx.Sat 4 Sept 2027 · estimated date
Los Molinos · 9 km · +120 m gain · Mixed · Moderate
- At sunset
Sept12approx.Sun 12 Sept 2027 · estimated date
San Agustín del Guadalix · 10 km · +93 m gain · Road · Easy
Sept26approx.Sun 26 Sept 2027 · estimated date
Valdemorillo · 10 km · Mixed
- Charity race
- Non-competitive
Sept26approx.Sun 26 Sept 2027 · estimated date
Collado Villalba · 10 km · Mixed
- Charity race
Oct8approx.Full route on the mapFri 8 Oct 2027 · estimated date
Navacerrada · 11 km · +400 m gain · Mixed · Hard
- Night race
Oct17approx.Sun 17 Oct 2027 · estimated date
Colmenar Viejo · 10 km · Mixed
- Charity race
Oct?TBCDate TBC · usually in October
Alpedrete · 10 km · Mixed
- Charity race
Jan?TBCDate TBC · usually in January
Valdemorillo · 10 km · +200 m gain · Trail · Moderate
May?TBC
Jun?TBCDate TBC · usually in June
Collado Villalba · 10 km · +69 m gain · Mixed · Easy
- Charity race
Jul?TBCDate TBC · usually in July
Colmenar Viejo · 10 km · Mixed
- Night race
Sept?TBC
Sept?TBCDate TBC · usually in September
Soto del Real · 11 km · Road
- At sunset
- Charity race
Frequently asked questions
How many 10K races are there in the Sierra de Guadarrama?
There are 28 in the calendar, in Alpedrete, Becerril de la Sierra, Collado Villalba, Colmenar Viejo, El Boalo (Mataelpino), El Escorial, Galapagar, Guadarrama, Hoyo de Manzanares, Los Molinos, Manzanares el Real, Miraflores de la Sierra, Moralzarzal, Navacerrada, Pedrezuela, San Agustín del Guadalix, Soto del Real, and Valdemorillo.
Which race in the Sierra de Guadarrama is next?
Miraflores Running Day, on Saturday 14 November 2026, in Miraflores de la Sierra.
Which race in the Sierra de Guadarrama has the most climbing?
MoralTrail Race (Moralzarzal): +560 m of climbing over 9.5 km.
Which is the flattest race in the Sierra de Guadarrama?
MiniTragamillas (Collado Villalba): +57 m of climbing over 10.5 km.
Which race in the Sierra de Guadarrama goes highest?
Cross Nocturno de Navacerrada (Navacerrada), which climbs to 1,339 m.