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Season Dates
Current Status - Open year round
Non Peak
01 Oct 2023 - 31 Mar 2024
01 Apr 2024 - 30 Sep 2024
Non Peak
01 Oct 2024 - 31 Mar 2025

Inlet Bay
Available: April 1 - Oct 31
Closed: Nov 1 - Mar 31

South Bay
S13-S45 and S73-S81
Available: year round
Available: April 1 - Oct 31
Closed: Nov 1 - Mar 31
Available: April 1 - Oct 31
Walk in: March 1 - Mar 31
Closed: Nov 1 - Feb 28/29

Available: April 1 - Sept 30
Closed: Oct 1 - Mar 31

Available: May 1 - Sept 30
Walk in: April 1 - 30
Closed: Oct 1 - Mar 31

Group Pavilions
Available: April 1 - Sept 30
Closed: Oct 1 - Mar 31
Lion’s Park
Available: year round

We are unable to find any sites matching your criteria.
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.

    Horsetooth Reservoir camping trips are easy to plan with ReserveAmerica. Horsetooth Reservoir campground reservations can be made online. Click one of the links below to see available campsites at Horsetooth Reservoir or day pass availability.

    Find an Hourly Site
    Select Dates