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Alerts and Important Information

Horsetooth Reservoir specific notices:


  • Drinking water and vault restrooms are located in each campground. Water available at frost free spigots only from Nov-March (tentative). For printable maps visit our website https://www.larimer.org/naturalresources/reservations/campgrounds .
  • Water levels and current weather conditions can be found online: https://www.larimer.org/naturalresources/parks/webcams or call 970-619-4570 for more information.
  • !ALERT!: Boat-in sites are ACCESSIBLE BY BOAT ONLY. There is no road or drinking water near these sites. Most sites do not have a nearby vault toilet. You MUST HAVE A BOAT to camp at a boat-in site.

  • All Campsite Reservations:


  • Each reservation is for one camping unit per site. (A camping unit is defined as a wheeled unit used to sleep in such as RVs, 5th wheels, trailers, pop-ups, etc.) Second units are NOT allowed at any campsite or cabin, but additional ground tents are allowed. (Call 970-619-4570 with questions.)
  • 6-8 people maximum per campsite at Carter Lake, Flatiron, Pinewood, and Horsetooth Reservoir campgrounds. The person making the reservation is responsible for ensuring all site occupants know and obey all regulations.
  • Check In: Noon at campsites (can check in later), 3 PM for cabins. Go directly to campsite after obtaining required park entrance permits (annual or daily). Check Out: 11 AM.
  • Same day camping reservations are allowed at the park during regular business hours ONLY. No walk up, after hours camping without a reservation.

  • Cancellations, Changes, Fees, and Rules:


  • Reservations can be updated or cancelled online by logging in through ReserveAmerica. Or call 1(800) 397-7795 to change dates, site info, add nights, etc.
  • No Shows: Reservations will be held for visitors whether they show up or not. Reservation holders must cancel in advance to release their campsites.
  • Reselling a campsite or other service provided by Larimer County is NOT ALLOWED and may result in fines.
  • Cancellation fee: $6.35 per site/per reservation will be charged to the customer. (At no time shall the customer be charged more to cancel the reservation than it would have cost to camp.)
  • Cancel 6 days or more prior to arrival - An applicable refund will be granted less cancellation fee and reservation fee.
  • Cancel 5 days or less prior to arrival - 1 night use fee plus cancellation fee and reservation fee.

  • Please check the Season Dates tab for annual updates on site availability.

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