An all-inclusive fly fishing retreat on the iconic stillwaters of South Park, with lodging at Hartsel Ranch.
This small-group stillwater retreat explores Antero, Spinney Mountain, and Eleven Mile Reservoirs, three of the Rocky Mountains’ finest Gold Medal trout fisheries, with a relaxed, guided experience focused on big trout and stillwater exploration.

Retreat Details
Available Dates
Session One: June 5–7th - SOLD OUT
Arrive at Hartsel Ranch the evening of June 5th for dinner at the lodge. June 6th includes breakfast followed by a full day of guided lake fishing with a packed gourmet lunch on the water. The evening returns to the ranch for drinks, appetizers, and dinner. On June 7th, enjoy breakfast and another full day of lake fishing with a packed lunch. The retreat concludes after fishing.
Session Two: June 12–14th
Arrive at Hartsel Ranch the evening of June 12th for dinner at the lodge. June 13th includes breakfast followed by a full day of guided lake fishing with a packed gourmet lunch on the water. The evening returns to the ranch for drinks, appetizers, and dinner. On June 14th, enjoy breakfast and another full day of lake fishing with a packed lunch. The retreat concludes after fishing.
What To Expect
Spend two full days fishing South Park’s most productive stillwater fisheries, with time to refine casting, retrieves, and seasonal lake strategies specific to reservoir fishing.
Evenings are spent back at the ranch with hosted dinners, drinks, and time to unwind after full days on the water. This retreat is ideal for anglers wanting to improve stillwater skills while enjoying uncrowded water, wide-open views, and a relaxed pace.
What’s Included
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Two nights ranch lodging
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All meals included
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Hosted dinners, drinks, and appetizers
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Guided fishing both days
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Taxes and guide gratuities included
Pricing
$1750.00 per person
(50% due upon booking, 50% due 30 days prior to retreat)
Includes lodging, meals, guided fishing, taxes, and gratuity
Optional Add-on Stay
For an additional $225, guests may book a room at the ranch for the final night of the retreat. Contact Hartsel Ranch upon booking to reserve your room or cabin extension.
What To Bring
Guests are welcome to bring their own fly fishing gear, or simply arrive ready to fish. We are happy to outfit and equip you with everything needed for a successful stillwater experience. Weather in the high country can change quickly, so we recommend dressing in layers and preparing for a range of conditions throughout the day. Comfortable outerwear, sun protection, and personal essentials will help you stay focused on fishing and enjoying the experience. We will take care of the rest.
SOUTH PARK STILLWATER
Waters that you'll fish
Spinney Reservoir
Spinney Mountain Reservoir is renowned for its exceptional Gold Medal trout fishing, setting the standard for world-class angling experiences. Anglers can expect a diverse range of fishing opportunities throughout the open water season, including prized catches such as rainbow trout, Snake River Cutthroat trout, cutbows, brown trout, yellow perch, and Northern Pike. The reservoir is particularly known for its impressive trout sizes, with the average catch ranging between 17 to 20 inches.
Antero Reservoir
Antero Reservoir, a an elevation of approximately 9000 feet, stands as a haven for anglers seeking the thrill of reeling in large trout. Over the years, this body of water has built a reputation for being home to an abundance of Brown and Rainbow trout. Fishing can be done from shore, but your best luck will be found by fishing from a craft. Float tubes are popular, as well as hand-propelled and motorized boats.
Eleven Mile Reservoir
Eleven Mile Reservoir is renowned for its diverse fish population, including rainbow trout, cutthroat trout, cutbows, brown trout, northern pike, yellow perch, kokanee salmon, and carp. The reservoir typically opens to boating in late April and closes around the 1st of November. Anglers can expect to catch an average trout size of around 17 inches, with a robust population of 18-24 inch fish and even larger specimens present in these waters.
