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    5K · Colorado

    5Ks in Colorado

    Every 5k we track across Colorado, sorted by date. Each card shows deterministic 0–100 scores for beginner-friendliness, PR potential, value, vibe, and family appeal.

    Open in race search for full filters →
    5K

    Golden Harvest Half Marathon & 5k/10k - Denver

    Sat, Sep 5, 2026
    Denver, Colorado
    road
    Rolling
    65PR40value45vibe
    Register
    5K

    Golden Harvest Half Marathon & 5k/10k - Colorado Springs

    Sun, Sep 6, 2026
    Colorado Springs, Colorado
    road
    Rolling
    65PR40value45vibe
    Register
    5K

    Oak Creek No Fun Run

    Mon, Sep 7, 2026
    Oak Creek, Colorado
    road
    Rolling
    65PR50value75vibe
    scenic
    charity
    Register
    5K

    Spirit of the Valley 5k

    Sat, Sep 12, 2026
    Grand Junction, Colorado
    road
    Rolling
    65PR50value65vibe
    charity
    Register
    5K

    Break Your Neck: Walk, Run, or Roll

    Sat, Sep 12, 2026
    Pueblo, Colorado
    road
    Rolling
    65PR40value45vibe
    Register
    5K

    The Denver 5k

    Sat, Sep 12, 2026
    Denver, Colorado
    road
    Rolling
    65PR40value55vibe
    scenic
    Register
    5K

    National Chocolate Day: Run for Chocolates 5K/10K/13.1 DENVER/AURORA

    Sat, Sep 12, 2026
    Centennial, Colorado
    road
    Rolling
    65PR40value45vibe
    Register
    5K

    For The City Network 5K

    Sat, Sep 12, 2026
    Greeley, Colorado
    road
    Rolling
    65PR40value45vibe
    Register
    5K

    Run for Mental Health 5K/10K/13.1 DENVER/AURORA

    Sat, Sep 12, 2026
    Centennial, Colorado
    road
    Rolling
    65PR40value45vibe
    Register
    5K

    Tiger Prowl 5K

    Sun, Sep 13, 2026
    Denver, Colorado
    road
    Rolling
    65PR50value65vibe
    charity
    Register
    5K

    Severance Glow 5K Run or Walk

    Fri, Sep 18, 2026
    Severance, Colorado
    road
    Rolling
    65PR40value55vibe
    beer
    Register
    5K

    Miles 4 Madison 5K & 1K

    Sat, Sep 19, 2026
    Littleton, Colorado
    road
    Rolling
    65PR40value45vibe
    Register
    5K

    All Hands on Deck The Pirates 5K

    Sat, Sep 19, 2026
    Colorado Springs, Colorado
    road
    Rolling
    65PR40value45vibe
    Register
    5K

    20th Annual Golden Gallop

    Sun, Sep 20, 2026
    Golden, Colorado
    road
    Rolling
    65PR40value45vibe
    Register
    5K

    Oktoberfest Run 5K/10K/13.1 DENVER/AURORA

    Sat, Sep 26, 2026
    Centennial, Colorado
    road
    Rolling
    65PR40value45vibe
    Register
    5K

    Run for Donuts 5K/10K/13.1 DENVER/AURORA

    Sat, Sep 26, 2026
    Centennial, Colorado
    road
    Rolling
    65PR40value45vibe
    Register
    5K

    Parker Parks and Recreation So Long to Summer 5K/10K

    Sat, Sep 26, 2026
    Parker, Colorado
    road
    Rolling
    65PR40value55vibe
    beer
    Register
    5K

    HRCA Oktoberfest 5K

    Sat, Sep 26, 2026
    Littleton, Colorado
    road
    Rolling
    65PR40value45vibe
    Register
    5K

    Joy & Justice 5k

    Sun, Sep 27, 2026
    Timnath, Colorado
    road
    Rolling
    65PR40value45vibe
    Register
    5K

    I Can 5k

    Sat, Oct 3, 2026
    Thornton, Colorado
    road
    Rolling
    65PR40value45vibe
    Register
    5K

    Rim to Rim Royal Gorge Races: 5K Road Run, Trail 8 Mile, Trail Half Marathon

    Sat, Oct 3, 2026
    Canon City, Colorado
    road
    Rolling
    65PR50value65vibe
    charity
    Register
    5K

    Manitou 5K

    Sat, Oct 10, 2026
    Manitou Springs, Colorado
    road
    Rolling
    65PR40value45vibe
    Register
    5K

    Race to Cure Sarcoma Denver

    Sat, Oct 24, 2026
    Denver, Colorado
    road
    Rolling
    65PR50value65vibe
    charity
    Register
    5K

    Apex Foundation Trick or Trot 5K & Halloween Hunt

    Sat, Oct 24, 2026
    Arvada, Colorado
    road
    Rolling
    65PR50value95vibe
    costume
    charity
    festive
    Register
    5K

    The 14th Annual Odyssey Odyssey - 2026

    Sun, Oct 25, 2026
    Denver, Colorado
    road
    Rolling
    65PR40value55vibe
    costume
    Register
    5K

    Ghosts and Goblins 5K/10K

    Sun, Oct 25, 2026
    Denver, Colorado
    road
    Rolling
    65PR40value55vibe
    festive
    Register
    5K

    I Ain't Scared (of 5k)

    Sat, Oct 31, 2026
    Thornton, Colorado
    road
    Rolling
    65PR40value85vibe
    costume
    music
    festive
    Register
    5K

    Foundry Halloween 5k

    Sat, Oct 31, 2026
    Steamboat Springs, Colorado
    road
    Rolling
    65PR40value75vibe
    costume
    festive
    Register
    5K

    RMRR November Trophy Series

    Sun, Nov 1, 2026
    Denver, Colorado
    road
    Rolling
    65PR40value55vibe
    scenic
    Register
    5K

    City Park Classic (5k/10k & 1 Mile Walk of Hope for Pancreatic Cancer Research)

    Sat, Nov 7, 2026
    Denver, Colorado
    road
    Rolling
    65PR50value65vibe
    charity
    Register
    5K

    Colorado Springs Veterans Day 5k

    Sun, Nov 8, 2026
    Colorado Springs, Colorado
    road
    Rolling
    65PR50value65vibe
    charity
    Register
    5K

    Denver Veterans Day Run

    Sat, Nov 14, 2026
    Denver, Colorado
    road
    Rolling
    65PR50value65vibe
    charity
    Register
    5K

    Pumpkin Pie 5K/10K

    Sat, Nov 21, 2026
    Denver, Colorado
    road
    Rolling
    65PR40value55vibe
    festive
    Register
    5K

    Gobble Wobble Run 2026

    Thu, Nov 26, 2026
    Littleton, Colorado
    road
    Rolling
    65PR40value45vibe
    Register
    5K

    Parker Parks and Recreation Turkey Day 5K FUN Run/Walk

    Thu, Nov 26, 2026
    Parker, Colorado
    road
    Rolling
    65PR40value45vibe
    Register
    5K
    🦃 Turkey Trot

    Pelican Lakes Turkey Trot

    Thu, Nov 26, 2026
    Windsor, Colorado
    road
    Rolling
    65PR50value100vibe
    beer
    festive
    charity
    Register
    5K

    Toy Drop

    Sat, Dec 5, 2026
    Loveland, Colorado
    road
    Rolling
    65PR40value45vibe
    Register
    5K

    Santa Catch 5k & 10k

    Sat, Dec 12, 2026
    Windsor, Colorado
    road
    Rolling
    65PR40value65vibe
    scenic
    festive
    Register
    5K

    WinterFest 5k & Fun Run

    Sat, Dec 12, 2026
    Thornton, Colorado
    road
    Rolling
    65PR40value65vibe
    beer
    festive
    Register
    5K

    Santa's Dash for Ca$h

    Sat, Dec 19, 2026
    Denver, Colorado
    road
    Rolling
    65PR40value55vibe
    festive
    Register
    5K

    Ugly Sweater 5K

    Sun, Dec 20, 2026
    Denver, Colorado
    road
    Rolling
    65PR40value65vibe
    festive
    Register
    5K

    Resolution Run - Fort Collins

    Thu, Dec 31, 2026
    Fort Collins, Colorado
    road
    Rolling
    65PR40value65vibe
    scenic
    festive
    Register
    5K

    Resolute Runner 5k

    Fri, Jan 1, 2027
    Arvada, Colorado
    road
    Rolling
    65PR50value75vibe
    festive
    charity
    Register

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    Top metros in Colorado for 5ks

    Cities in Colorado with the most 5k races on the calendar.

    Denver12Centennial4Colorado Springs3Littleton3Thornton3Parker2Arvada2Windsor2Oak Creek1Grand Junction1Pueblo1Greeley1