UASLP Half Marathon 2026
The university running festival — 43rd edition
San Luis Potosí’s most traditional race crosses the Centro Histórico every September. In 2026 there are spots for 10,000 runners in the capital and 1,500 in Ciudad Valles, over 21K, 10K and 5K distances.
Sep 27
Sunday, 2026
43ª
Edition
11,500
Total cap (SLP + Valles)
3
Distances
Distances & fees
2026 fees confirmed by UASLP — unchanged from the previous year.
21K
$500 MXN
The flagship race. Start and finish at Álvaro Obregón 64, in SLP’s Centro Histórico.
10K
$450 MXN
Same start and finish as the 21K (Álvaro Obregón 64). Also run in Ciudad Valles.
5K
$400 MXN
Starts at Álvaro Obregón 64, finishes at Av. Venustiano Carranza 235. Great for first-timers; also in Ciudad Valles.
Ciudad Valles hosts the 10K and 5K only.
Route & start point
Start and finish in the heart of the Centro Histórico (source: Líder Life / El Exprés).
21K & 10K: start and finish at Álvaro Obregón 64, Centro Histórico.
5K: starts at Álvaro Obregón 64, finishes at Av. Venustiano Carranza 235.
The city sits at ~1,860 m altitude: if you are coming from sea level, consider arriving 1–2 days early.
Registration
Open since June 1, 2026 — until two weeks before race day or sell-out.
Online
From June 1, 2026 at mediomaraton.uaslp.mx. Closes two weeks before race day or when spots sell out.
In-person modules
Unidad Deportiva Universitaria (9:00–16:00) and Unimanía, Av. Niño Artillero 140 (8:00–16:00). From August 10 also at Parque Tangamanga I, in front of the planetarium (7:00–10:00).
Limited capacity
10,000 runners at the San Luis Potosí venue and 1,500 in Ciudad Valles (El Exprés / Líder Life).
Frequently asked questions
When is the UASLP Half Marathon 2026?
Sunday, September 27, 2026, held simultaneously in San Luis Potosí city and Ciudad Valles.
What distances are offered?
In San Luis Potosí: 21K, 10K and 5K. In Ciudad Valles: 10K and 5K.
How much does registration cost?
$500 MXN for the 21K, $450 for the 10K and $400 for the 5K — the same fees as the previous year, per UASLP.
Where do I register?
Online at mediomaraton.uaslp.mx (since June 1, 2026) or at the in-person modules: Unidad Deportiva Universitaria, Unimanía (Av. Niño Artillero 140) and, from August 10, Parque Tangamanga I in front of the planetarium. Deadline: two weeks before the event or until sold out.
What is the route in San Luis Potosí?
The 21K and 10K start and finish at Álvaro Obregón 64, in the Centro Histórico. The 5K starts from the same point and finishes at Av. Venustiano Carranza 235. Official route maps per distance are published at mediomaraton.uaslp.mx.
Which edition is the 2026 race?
The 43rd. UASLP unveiled the shirt and medal of the 42nd edition in September 2025 (Palestra, Medias Tintas SLP), which makes the 2026 race number 43.
How many people run it?
The 2026 cap is 10,000 runners in SLP plus 1,500 in Ciudad Valles. It is one of the state’s most traditional races: the 41st edition set an attendance record, per UASLP itself.
Is it worth traveling for?
Yes: the course runs through the UNESCO-listed Centro Histórico, late-September weather is usually cool, and the city’s ~1,860 m altitude is an interesting challenge. Book your hotel early — runners come in from several states that weekend.
Running in San Luis?
Lock in your spot before it sells out, and see what else is on in the city that weekend.