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Events
ESPRunningRoad100K · 100 km / 62.1 miUltra · 50 km+ / 31+ mi

IAU 100K World Championships

Los Alcázares, Los Alcázares road course · ESP

No future date listed
Race websiteCalendar

About IAU 100K World Championships

IAU 100K World Championships is a running event in Los Alcázares, Los Alcázares road course, Spain. Recorded disciplines include 100K, Ultra. The listed surface is road. The listed organiser is RFEA-registered event organiser. No future date is currently listed on ATHRECS. The ATHRECS archive includes editions from 2026. This describes the editions recorded here, not the event's founding date or complete history.

Dates, starts & entry

Times are local to the race. Select the entry route for your distance.

The next date has not been announced here. Check the race website for updates.

Location & race day

Listed venue / area

Los Alcázares road course, Los AlcázaresESP

Find this location on a map

Confirm the exact start line, parking and arrival instructions with the organiser. A listed town or postcode may cover a wider area.

About the race

IAU 100K World Championships is listed from organiser or governing-body evidence checked on 2026-08-26. AthRecs publishes only explicitly advertised dates and distances.

Surface:
Road
Organiser:
RFEA-registered event organiser
Race website

Results

Public-figure or athlete-approved ATHRECS results, plus verified organiser links.

No verified results links have been added yet.

Past races

100K · 100 km / 62.1 miFinished

Sun, 20 Sept 2026

Date, distance and venue checked against the published IAU 100K World Championships information on 2026-08-26.

More running nearby

Sat

17

Oct

2026

Bilbao Night Running Fest

Bilbao, Basque CountryESP

Bilbao city night road course

10K / Half· Road

Bilbao Night Running Fest in Bilbao, with every verified timed running distance published separately.

Start time TBC

Entries closed

Details & entryRace website