12Ks
20 12ks indexed with available route evidence, race-day context and cost signals where available, each carrying source provenance and an as-of date.
Verified route evidence
12K route maps and rankings
10 of 20 indexed 12k race pages have stored GPS route geometry; 7 have derived elevation and GAP profiles. These links point to route-map pages only when qualifying mapped-route data exists.
12K route maps
10 mapped 12k race pages have stored GPS route geometry; 7 also have elevation and GAP profiles.
Flattest 12k route maps
7 mapped 12k race pages qualify for this source-backed route ranking.
Hilliest 12k route maps
7 mapped 12k race pages qualify for this source-backed route ranking.
Lowest ascent 12k route maps
7 mapped 12k race pages qualify for this source-backed route ranking.
Most climbing per km 12k route maps
7 mapped 12k race pages qualify for this source-backed route ranking.
Race character
12K race types
Terrain, scenery, atmosphere and elevation-character guides publish only when enough 12k race pages have verified race-character facts behind the tag.
Trail 12ks
14 source-backed race pages; 7 mapped routes and 6 elevation profiles.
Forest 12ks
14 source-backed race pages; 7 mapped routes and 5 elevation profiles.
Countryside 12ks
13 source-backed race pages; 7 mapped routes and 6 elevation profiles.
Mountain 12ks
13 source-backed race pages; 6 mapped routes and 6 elevation profiles.
Scenic Tour 12ks
12 source-backed race pages; 8 mapped routes and 6 elevation profiles.
Road 12ks
11 source-backed race pages; 6 mapped routes and 3 elevation profiles.
Parkland 12ks
11 source-backed race pages; 5 mapped routes and 3 elevation profiles.
Destination 12ks
10 source-backed race pages; 5 mapped routes and 5 elevation profiles.
Waterfront 12ks
10 source-backed race pages; 3 mapped routes and 2 elevation profiles.
All 12Ks
Filter and sort the full catalogue by route evidence, course character, elevation, price, race date or available scores.
Showing 0-0 of 0 matching 12ks for "Tacoma" (20 total indexed).
No races currently match that search and filter set.