April 2027 races in Denver–Boulder

There are 6 running events listed in Denver–Boulder for April 2027 — 6 5K, 3 10K, 4 Half Marathon — starting with Donut Dash on Sun, Apr 4, 2027. Every listing shows the date, venue, and distances, with a direct link to registration.

• Sun, Apr 4, 2027 Donut Dash Washington Park · Denver, CO · From $30 5K Road
• Sat, Apr 10, 2027 Run for Bagels 5K/10K/13.1 DENVER/AURORA Piney Creek Hollow Park (Course Map will be emailed) · Centennial, CO · From $30 5K10KHalf Marathon Road
• Sun, Apr 11, 2027 Platte River Half-Marathon, Relay & 5k 6745 S. Santa Fe Dr. · Littleton, CO · From $40 5KHalf Marathon Road
• Sat, Apr 24, 2027 All-Out Beat the Heat 10170 Church Ranch Way · Westminster, CO · From $35 5K10KHalf Marathon Road
• Sat, Apr 24, 2027 Coffee Lover Run DENVER/AURORA Piney Creek Hollow Park (Course Map will be emailed) · Centennial, CO · From $30 5K10KHalf Marathon Road
• Sun, Apr 25, 2027 Unicorn 5k (Denver-East) Great Lawn Park · Denver, CO · From $13 5K Road

Quick answers

How many races are there in Denver–Boulder in April 2027?

6 running events are listed in Denver–Boulder for April 2027, from Donut Dash on Sun, Apr 4, 2027 to Unicorn 5k (Denver-East) on Sun, Apr 25, 2027. Every listing links directly to registration.

What distances can I race in Denver–Boulder in April?

The April 2027 calendar in Denver–Boulder includes 6 5K, 3 10K, 4 Half Marathon.

What is the first race of April 2027 in Denver–Boulder?

Donut Dash on Sun, Apr 4, 2027 at Washington Park.