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Important Information Regarding Your Reservation at Hamilton Pool

May 15, 2017 – September 30, 2017

  • The typical total price for visiting Hamilton Pool Preserve is $26 per vehicle per morning or afternoon time slot. Typical vehicle fees are as follows:
    •  $10 reservation fee – paid online with credit card, not refundable.
    • $1 credit card service fee – paid online with credit card, not refundable.
    •  $15 entrance fee – paid at Hamilton Pool with cash or local check, no credit cards accepted at the Preserve.
  • Exceptions:
    • With a valid Travis County Parks Annual Permit, a current Travis County Parks Day Use Permit, a person 62 years of age or older or for a Disabled Veteran providing Veteran’s Administration written documentation stating that the occupant of the vehicle has at least 60% service related disability, the entrance fee is $5 per vehicle.
    • The fee for Pedestrians/bicyclists is $8 per person per time period plus the reservation fee.
    • There is an additional $2 trailer fee for vehicles with trailers.
    • Note: fees collected at the park must be made with cash or check only.
  • Reservations will be required to enter Hamilton Pool from May 1, 2017 through September 30, 2017. The reservation system will be online in April to make reservations.
  • Once you've made your reservation, you cannot change the date of the reservation.
  • Print your reservation receipt and show it to Preserve staff when you arrive. Alternatively, you can show your receipt on your cell phone to Preserve staff when you arrive.  Please have your receipt ready and easily available upon your arrival.
  • Only one vehicle/motorcycle allowed per reservation. Additional vehicles require additional reservations. Pedestrians/bicycle groups will be allowed up to 5 people per reservation.
  • Reservations are not valid for commercial use or for shuttle.
  • The reservation periods are from 9 am – 1 pm and from 2 pm – 6 pm. Each reservation period requires a separate reservation and facility use fee. On each day, all recreational activities, such as hiking, birding and swimming, will end at 12:30 pm and at 5:30 pm.  All visitors must return to their vehicles so that they can exit the Preserve by 1 pm and by 6 pm respectively.
  • A reservation or paid entrance fee does not guarantee swimming or water contact. Occasionally, swimming is not allowed due to high bacteria levels in the water.
  • Rain outs – Hamilton Pool Preserve occasionally closes after a recent significant rain.  You should call the public information line at 512-264-2740 for the most up to date information about the status of the Preserve. Information is updated daily at 8:30 am. If the Preserve is closed during your reservation period you will receive an email with instructions as to how you can have your reservation fees applied to a future reservation.  Reservation fees are not refundable. 
  • Hamilton Pool is a nature preserve (part of the Balcones Canyonlands Conservation Plan) with some rules that you need to know before you make a reservation:
    1. No pets allowed, not even on a leash or in your vehicle.  Please do not bring them.
    2. The hiking trail to the pool is ¼ mile (0.4 Km) long.  It is steep with uneven steps and takes approximately 30 minutes to hike from the parking lot to the pool and back.
    3. Bring drinking water.  We do not provide water and we do not have concessions.
    4. Check the official Travis County Hamilton Pool Preserve web site (https://parks.traviscountytx.gov/find-a-park/hamilton-pool) for more detailed information that might pertain to your visit.