Venue
The 1st Judicial District has 2 counties, and 1 of them is high country
Mountain View is in Jefferson County. Jefferson County belongs to the 1st Judicial District, which it shares with Gilpin County. District matters are handled at the Jefferson Combined Court, 100 Jefferson County Parkway, in Golden.
Gilpin is the mountain half of that pairing. Seeing a mountain county in your own judicial district invites a reasonable assumption: that a ski claim from here stays inside the 1st. It generally does not, and the reason is straightforward.
Jefferson County contains no ski area. Neither the resorts closest to the metro nor the large destination resorts are in Jefferson or Gilpin. The ski areas nearest the Front Range sit in Clear Creek County, which belongs to the 5th Judicial District along with Eagle, Lake, and Summit counties. Venue in these cases generally follows the resort and the site of the injury, so a Mountain View skier's claim normally belongs to the 5th, not the 1st.
The practical version: the courthouse in Golden handles a great deal of what happens in a Jefferson County resident's life, and a ski injury is usually not part of it. Filing, hearings, and the county record on the incident belong to the county where the crash happened.