Name: Hacienda Hills Trail Run - Winter
Start: 2026-01-03
End: 2026-01-03
Location: San Jose, California

About the Event

Burn off the holiday cheer with breathtaking Bay Area vistas at the Hacienda Hills Trail Run - Winter in San Jose's Almaden Quicksilver Park on Saturday, January 3, 2026. This versatile event offers nine distinct distances, from a family-friendly kids run to a challenging 50K ultra, each promising a scenic tour of Northern California's historic mining hills and sweeping landscapes. Navigate a network of well-marked trails that blend moderate climbs with rewarding ridgeline views, perfect for setting a new personal record or simply soaking in the crisp winter air. With a festive, inclusive atmosphere and a commemorative medal for every finisher, it’s the ideal way for runners of all abilities to kickstart their new year on the trails. Whether you’re seeking a brisk 5K or an epic ultra adventure, this race delivers a perfect dose of natural beauty and community spirit just minutes from Silicon Valley. Lace up for a rejuvenating escape where every turn reveals another stunning perspective of California's golden coastal range.

Races Offered

1 Mile

Jan 03, 2026

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Distance — 1.6K

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Type — Trail running

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-7 days remaining

10 km

Jan 03, 2026

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Distance — 10K

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Type — Trail running

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30 km

Jan 03, 2026

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Distance — 30K

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Type — Trail running

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5 km

Jan 03, 2026

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Distance — 5K

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Type — Trail running

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50 km

Jan 03, 2026

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Distance — 50K

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Type — Trail running

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9 Mile

Jan 03, 2026

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Distance — 14.5K

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Type — Trail running

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Half Marathon

Jan 03, 2026

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Distance — 21.1K

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Type — Trail running

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Trail Marathon

Jan 03, 2026

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Distance — 42.2K

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Type — Trail running

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-7 days remaining

Weather Overview

These values represent the 3-year monthly averages for January in San Jose.

Temp (°C)

Feels Like (°C)

thermostat 6.3° / 15.3°

wb_sunny 3.5° / 13.0°

Wind (km/h)

Humidity (%)

air 7.8 /

water_drop 73.7%

Temp (°C)

Feels Like (°C)

Wind (km/h)

Humidity (%)

thermostat 6.3° / 15.3°

wb_sunny 3.5° / 13.0°

air 7.8 km/h

water_drop 73.7%

About San Jose

Often called "the capital of Silicon Valley", San Jose is the largest city in the Bay Area, 3rd largest in California, and the 12th largest city in the United States, with a population of over 997,000 residents as of 2024. It was named the 6th safest big city in the U.S. in 2015. This clean, sprawling metropolis has sports, beautiful vistas, and ethnic enclaves and bleeds into the greater Bay Area for travelers who want to take their time in Northern California.