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craigslist

Bicycles For Sale in Niwot, CO

  1. see also

    electric bikes

    kids bikes

    mountain bikes

    road bikes

  2. Vintage Schwinn Road Bike
    $100
    SW Longmont
  3. SANTA CRUZ
    $600
    BOULDER
  4. KLEIN ROAD BIKE
    $600
    BOULDER
  5. Fuji Silhouette Forza
    $160
    Boulder
  6. Kids 20 inch wheel mountain bike
    $50
    Niwot
  7. kids bike -- Specialized Rockhopper
    $95
    Niwot
  8. 2008 Trek Madone 5.2
    $350
  9. Quintana Roo TT Triathlon Race Bike - 55 cm
    $500
    SW Longmont
  10. Trek Mountain Track City Commuter Bike -Professionally Tuned Up
    $200
    Boulder
  11. Schwinn Moab 24 Speed Mountain Bike- Professionally Tuned Up
    $250
    Boulder
  12. Australian "Malvern Star Sprint 1.0" - 700c Road wheels/tires
    $100
    Longmont
  13. E bike 2025 Jaison Hunter Pro foldable
    $900
    Longmont
  14. E bike 2019 Rad Rover Fat tire
    $800
    Longmont
  15. Schwinn Jaguar 7 speed
    $50
    Longmont
  16. Greg Lemond Nevada City Road Bike
    $275
    Longmont
  17. Trek 3500 Mountain Bike
    $250
    North Boulder
  18. 70s Takara 10 speed
    $50
  19. Like New Marin Donkey Jr. 18" kids bike
    $130
    Longmont
  20. Like new 16" Cannondale Kids Bike
    $200
    Longmont
  21. Trek x-caliber
    $300
    Longmont
  22. ‘25 Specialized 2 Turbo Vado 4.0
    $2,275
    Longmont
  23. Bianchi Volpe
    $550
    Longmont
  24. Specialized Rockhopper 13” kids bike
    $80
    Longmont
  25. Girls Schwinn pedal bike with 12 inch wheels
    $30
    Boulder Gunbarrel
  26. Yakima 5-Bike Tailgate Pad
    $125
    Broomfield
  27. Revel Rascal V2 GX Eagle (Medium) – Pinot Gnar – Excellent Condition -
    $4,200
  28. Gravity Single-Speed Fixie Track Bike
    $300
    Longmont
  29. Giant Sedona DX Bicycles
    $200
    Longmont, CO
  30. USED - 2007 TREK PILOT 2.1 WSD
    $400
    Longmont
  31. Co-op Cycles (REI) - DRT 2.1 Mountain Bike - 27.5
    $850
    gunbarrel estates
  32. Pinarello kids road 24
    $300
    Boulder
  33. Bicyle
    $500
    Boulder
  34. COOP DRT 1.2 27.5” Small mountain bike
    $650
    Longmont
  35. 2025 Revel Rascal V2 GX Eagle – Size Medium (Pinot Gnar)
    $4,200
    Longmont
  36. Scott plasma Cr1 triathlon bike medium ultegra with zipp 808 rear and 404 wheel
    $950
    Boulder
  37. Tubus Vega Rack, Ortlieb Tubus QR Axle Adapter and Seatpost Clamp
    $130
    Longmont, CO
  38. Waterford Cycles 1200 - Hand Built 10sp Road Bike - 61.5cm - Excellent
    $950
    Boulder
  39. New High-End Professional Bike $4,000, negotiable
    $4,000
    Longmont
  40. Vintage Cannondale F500
    $325
    Boulder
  41. Trek Madone SL Gen 8 (2026) Sram Force AXS build, Size M/L
    $4,500
  42. Burley d'Lite bicycle trailer
    $150
    Longmont
  43. K2 Mod 5.0 Medium Road Bike
    $380
    Longmont
  44. Cannondale cy Moterra Neo
    $2,900
    Boulder
  45. Canyon Ultimate CF SL Disc 8.0 Ultegra Di2 - (Boulder)
    $2,500
    Boulder
  46. Giant TCR Advanced L SRAM RED
    $3,500
    Boulder
  47. Commencal clash chalk 2025
    $3,600
    Longmont
  48. Custom hardtail bike
    $400
    Longmont