100 kmTrail🇺🇸 Bandera, United States

Bandera 100K

Saturday, 9 January 2027In 3 months · Start 07:30

Two laps of a rocky 50 km loop through the Hill Country State Natural Area, over steep limestone hills covered in sotol and cactus; a Western States qualifier for finishers under 18 hours.

Something out of date? Suggest a correction · Organizer of this race? · Send photos

Facts checked 23 Oct 2026 against tejastrails.com, calendar.ultrarunning.com.

Elevation gain

1,950 m

Mountain · ↓ 1,950 m

Start altitude

475 m

above sea level, from terrain data

Temp at start

7°C

Peaks around 12°C

Entry fee

Check site

Open entry

Finishers

—

typical year

Course

Multiple laps

25h cut-off

Getting thereFly into SAT (San Antonio), about 70 km from the start

Course map

A detailed route is not available for this race yet. The marker shows the race location.

Elevation profile

Mountain: about 1,950 m of climbing and 1,950 m of descent. A detailed profile isn’t available for this race yet.

Race-day weather

At start

7°C

Peak during race

12°C

Humidity

70%

Chance of rain

16%

Wind

12 km/h

9 January in past years

Historical averages for 9 January ±3 days, 2016–2025, from 07:30 for 5 hours (70 days sampled). Source: Open-Meteo / ERA5.

Finish times by age group

No data yet. We’re collecting age-group results race by race.

Runner reviews

What time could you run here?Adjust your goal time for this course’s hills and typical race-day weather.Race time calculator →

Guides for this race

Share this race

WhatsApp Telegram Facebook X LinkedIn Email

Organizing this race? Add it to your website

Show your runners the course facts and race-day weather. Paste this code into your site; it displays the badge below and links to this page. It updates automatically when the race details change.

<a href="https://irun42.com/race/bandera-100k" title="Bandera 100K on iRun42"><img src="https://irun42.com/badge/bandera-100k.svg" width="300" height="120" alt="Bandera 100K: course, elevation and race-day weather on iRun42" /></a>

Plan your trip

Searches are set for Bandera and the race weekend.

Hotels near the start lineClosest first · 2027-01-08 → 2027-01-10Booking.com Flights to BanderaArrive 2027-01-07, fly home 2027-01-11Google Flights Things to do in BanderaTours and attractions in United States for the days around the raceKlook Mobile data in United StatesAn eSIM for maps, tracking apps and results on race dayAiralo Airport transfer from SATSan Antonio airport is about 70 km from the startKiwitaxi Rent a carFor getting to the start and the trailheadsEconomybookings

Gear for this race

Trail running shoesGrip for the unpaved sections Hydration vestCarry water and food between aid stations Running headlampFor early starts and running into the night Trekking polesHelp on long, steep climbs

Some of these are affiliate links: if you book or buy through them we may earn a commission, at no extra cost to you.

Around the same time

All races in January 2027 →