Plant a Tree

Centurion Running Autumn 100

Goring Village Hall High Street, Goring on Thames, United Kingdom

The Autumn 100 is a 100 mile continuous trail race based in the twinned villages of Goring & Streatley on the River Thames. The course reflects the shape of a cross and takes runners on a series of 4 different 25 mile out and back spurs using sections of both the Ridgeway and Thames Path … Continued

Ullswater Way & Challenge

Parkin Memorial Hall Pooley Bridge, United Kingdom

Choose your flavour: 'UW20' – Ullswater Way – the low level, 20 mile route around the lake, or the original, 'UC24' – Ullswater Challenge – including the higher level paths over, Gowbarrow fell, Glencoyne traverse and The Cockpit totally a hilly 24 miles. The twenty mile Ullswater Way opened Easter 2016 and the inaugural event … Continued

Mount Teneriffe Vert Run

North Bend WA, United States

Mount Teneriffe lays just beyond the popular hiking area of Mount Si right above North Bend, Washington and is known for the Kamikaze Falls or now known as Mount Teneriffe Falls. Its summit sits at 4,585 feet and has been a training location for mountaineers for years. The Mount Teneriffe Vert Run will start in … Continued

Captain Jack’s 2022

Redmond WA, United States

Pre-game Halloween with your best pirate costume while running up a storm! Captain Jack’s Treasure Run has been bringing you oodles of swash-buckling running fun for 8 years in a row.  There are three distances, 5K, 8K and 12K for you to choose from. Runners can select Trees not Tees during registration in place of receiving their … Continued

Run Scared 5k & 10k

Seward Park Seattle, WA, United States

Earn your candy at the 14th annual Run Scared benefiting The Leukemia and Lymphoma Society. Choose from 10K, 5K or 2 mile walk or run. Celebrate Halloween with a scary Halloween run in your own neighbourhood (virtual option), or at Seward Park in Seattle.  Runners can select Trees not Tees during registration in place of receiving their t-shirt.

Lake Washington Half

Juanita Beach Park 9703 NE Juanita Drive, Kirkland, WA, United States

The Lake Washington Half marathon is a beautiful loop course that starts and finishes at Juanita Beach Park in Kirkland. You’ll run along the shores of Lake Washington and through the charming neighbourhoods of Kirkland. Produced by Orca Running, the Lake Washington Half is a great end-of-season half to cap off your year of running. … Continued

Chalkland Way Ultra

Pocklington Yorkshire, United Kingdom

The Chalkland Way Ultra is a 43 mile circular waymarked route through the beautiful Yorkshire Wolds, starting and ending in the centre of Pocklington and incorporates the very popular Chalkland Way. The terrain is vast farmland, chalkland and dry valleys through mostly green lanes and bridleways. Ultra Trails aim to open up their events to … Continued

The Druid’s Challenge

Tring Cricket Club London Road, Tring, United Kingdom

A three day, 85-mile, 136km, ultra marathon crossing the historic Ridgeway. You'll be following in the footsteps of travellers, herdsmen and soldiers who have used the Ridgeway since prehistoric times. Be entranced by the ancient landscapes, hidden valleys, beautiful downland and woodland. Runners can select Trees not Tees during registration in place of receiving their t-shirt.

Wendover Woods 50

Wendover Woods Aylesbury, United Kingdom

The WW50 is a 50 mile foot race consisting of 5 x 10 mile loops on forest trails, entirely within Wendover Woods. The course mixes some of the most enjoyable trail running to be found anywhere, with wide, soft trails including smooth descents and runnable climbs. These sections are contrasted with some much steeper ascents … Continued

Hardmoors 26.2 Goathland Trail Races

Goathland Village Hall The Common, Goathland, Whitby, United Kingdom

Goathland Trail Marathon circular routes starting from Goathland Village Hall for:- Marathon Half Marathon 10k Runners can select Trees not Tees during registration in place of receiving their t-shirt.

Grand Ridge

Grand Ridge Trailhead 27000 SE 79th St, Issaquah, WA, United States

This is the last race of the Evergreen trail-running season! There are lots of distance options to choose from – something for everyone: 5-mile, half-marathon, full marathon or 50K. Grand Ridge Park is an incredible setting to finish off this year. Since 2000, the Washington Trails Association has been hard at work developing over seven … Continued

Princeton Half Marathon 2022

Paul Robeson Place Princeton, NJ, United States

An iconic course located entirely in the heart of historic Princeton. Run through Princeton Battlefield, Institute for Advanced Study, past the home of Einstein, Princeton University, the Princeton Boathouse on Lake Carnegie Westminster Choir College, Mount Lucas and Herrontown Woods. In 2022, the HiTOPS Princeton Half Marathon is excited to partner with Trees Not Tees giving all … Continued