Fri, September 5, 2025 · Denver, CO · Gates Tennis Center, Denver, CO
Open · Free to enter
Colorado's oldest tournament, running since 1891, pairs deep open draws with adult NTRP divisions across Denver metro courts, so regular players share the grounds with the state's best. Open plus adult NTRP and age-group divisions. Last verified edition ran September 5-14, 2025 at Gates Tennis Center, per coloradostateopen.com. No 2026 CSO announced there as of September 2026; a Colorado Tennis Championships listed for September 25 to October 4, 2026 in Littleton on denver.tennis may be its successor.. Run by Gates Tennis Center.
Sign up on the organizer's site · the draw, results and updates are live on this page.
More tennis in Denver, CO: 5 tournaments, 1 public court.
Loading Let's Hit…