Grayrocks Reservoir

Overview

Grayrocks Reservoir is a well-known eastern Wyoming reservoir set in rolling plains and open country. It’s a classic, wind-influenced water that feels spacious and lightly pressured compared to more famous destinations, making it appealing to anglers who prefer room to work and fewer crowds.

Fishing Overview

Grayrocks Reservoir is best known for walleye, along with trout and other warmwater species. Walleye fishing is often strongest during spring and fall, with fish relating to points, flats, and wind-driven structure. Summer fishing can be productive during early and late hours, while trolling and bottom-oriented presentations are commonly effective.

Access and Amenities

Grayrocks Reservoir has public access with boat ramps and open shoreline suitable for bank fishing. Facilities are generally basic, and anglers should be prepared for wind and limited nearby services. The open setting makes weather awareness important when planning a trip.

Fees: Day-use or parking fees may apply at some federally managed access areas.

Regulations and Notes

Grayrocks Reservoir is managed under Wyoming regulations with species-specific limits, particularly for walleye. Anglers should review current rules and any seasonal or area-specific restrictions before fishing.