Keyhole Reservoir Fishing Report Guide

Keyhole Reservoir Fishing Report Guide

Hey there, fishing fans! If you’re looking for an amazing fishing spot in Wyoming, then you’ve got to check out Keyhole Reservoir. This place is a true gem and perfect for both seasoned anglers and beginners. So, grab your fishing gear and let’s dive into everything you need to know about fishing at Keyhole Reservoir.

About Keyhole Reservoir Fishing

Keyhole Reservoir is a beautiful lake located in northeastern Wyoming, within Keyhole State Park. This reservoir is known for its scenic beauty and recreational opportunities, making it a favorite destination for outdoor enthusiasts. Whether you’re into fishing, boating, or just relaxing by the water, Keyhole Reservoir has something for everyone.

The reservoir was created by the construction of the Keyhole Dam on the Belle Fourche River in 1952. It serves as an essential water source for irrigation and provides excellent opportunities for various water sports. The surrounding area is rich in wildlife, so don’t be surprised if you spot deer, bald eagles, or even a coyote during your visit.

Keyhole Reservoir Fishing Details

Here are some quick facts about Keyhole Reservoir:

  • Water Surface: 14,720 acres
  • Shoreline: 53 miles
  • Average Depth: 30 feet
  • Max Depth: 113 feet
  • Surface Elevation: 4,098 feet
  • Location: Crook County, Wyoming
  • Coordinates: 44.3542° N, 104.8075° W
  • Accessibility: Easily accessible by car, with multiple boat ramps
  • Type of Lake: Reservoir
  • Lake Amenities: Boat ramps, picnic areas, campgrounds, restrooms, and fishing docks

Types of Fish in Keyhole Reservoir

Keyhole Reservoir is home to a variety of fish species, making it a great spot for anglers of all levels. Here’s a look at the different types of fish you can catch and where you might find them:


Walleye are one of the most popular fish in Keyhole Reservoir. These fish are often found in deeper waters, especially during the warmer months. Look for them around drop-offs, submerged structures, and rocky points.

Northern Pike

Northern pike are another popular species in the reservoir. These aggressive predators are usually found in shallow waters with plenty of vegetation and cover.

Smallmouth Bass

Smallmouth bass are a favorite among sport fishermen. They are usually found near rocky areas, submerged structures, and along the shoreline. Look for them in clear waters where there’s plenty of cover.

Largemouth Bass

Largemouth bass can also be found in Keyhole Reservoir. These fish prefer areas with plenty of vegetation and cover, such as submerged logs and weed beds.


Crappie are plentiful in the reservoir. These fish are often found in schools near submerged structures, brush piles, and along the shoreline. They are particularly active during the spring and fall.

Yellow Perch

Yellow perch can be found throughout the reservoir. They prefer clear waters and are often found near the bottom, especially around vegetation and submerged structures.

Channel Catfish

Channel catfish are abundant in the reservoir. They prefer murky waters and are often found near the bottom. Try fishing near submerged logs, stumps, and along the shoreline during the evening and night.

Best Fishing Baits, Lures, and Tackle for Keyhole Reservoir Fishing

Choosing the right bait, lures, and tackle can make a big difference in your fishing success. Here are some recommendations for Keyhole Reservoir:


  • Bait: Live minnows, nightcrawlers
  • Lures: Jigs, crankbaits, spinners
  • Tackle: Medium to heavy rods, 8-12 lb test line

Northern Pike

  • Bait: Live fish, large minnows
  • Lures: Spinnerbaits, jerkbaits
  • Tackle: Heavy rods, 20-30 lb test line

Smallmouth Bass

  • Bait: Crayfish, nightcrawlers
  • Lures: Jigs, crankbaits, soft plastics
  • Tackle: Medium rods, 6-10 lb test line

Largemouth Bass

  • Bait: Worms, minnows
  • Lures: Spinnerbaits, soft plastics, topwater lures
  • Tackle: Medium to heavy rods, 8-12 lb test line


  • Bait: Minnows, small jigs
  • Lures: Tube jigs, small crankbaits
  • Tackle: Light rods, 4-8 lb test line

Yellow Perch

  • Bait: Worms, minnows
  • Lures: Small jigs, spoons
  • Tackle: Light rods, 4-6 lb test line

Channel Catfish

  • Bait: Chicken liver, stink bait, nightcrawlers
  • Lures: Catfish rigs, slip sinker rigs
  • Tackle: Heavy rods, 15-20 lb test line

Best Fishing Spot Locations at Keyhole Reservoir Fishing

Keyhole Reservoir offers plenty of great fishing spots. Here are some of the best locations to try your luck:

Rocky Points

Rocky points are prime spots for catching walleye, smallmouth bass, and crappie. The rocky structure provides cover for these fish and attracts plenty of baitfish.

Submerged Structures

Submerged structures, such as old trees and logs, are great places to find catfish and crappie. These areas provide excellent cover and are often teeming with fish.

Shoreline Areas

The shoreline areas, especially those with plenty of vegetation, are good spots for catching northern pike and yellow perch. These areas provide plenty of cover and food for these fish.

Deep Water Areas

During the warmer months, many fish move to deeper waters. Try fishing near drop-offs and deep channels for walleye and catfish.

Inlets and Outlets

The inlets and outlets of the reservoir are often good spots for fishing. These areas attract fish due to the flow of water and the abundance of food.

Fishing Tips and Recommendations for Keyhole Reservoir Fishing

Here are some tips to help you make the most of your fishing trip to Keyhole Reservoir:

  • Time of Day: Early morning and late evening are usually the best times to fish. Fish are more active during these times and are more likely to bite.
  • Seasonal Patterns: Pay attention to the seasonal patterns of the fish. For example, walleye are more active in the spring and fall, while catfish are more active in the summer.
  • Weather Conditions: Fish are more likely to bite on cloudy days or just before a storm. Avoid fishing during extreme weather conditions, such as heavy rain or high winds.
  • Fishing Gear: Make sure to bring the right gear for the type of fish you’re targeting. Having the right rod, reel, and tackle can make a big difference.
  • Local Knowledge: Talk to local anglers and bait shops to get the latest information on where the fish are biting and what baits are working best.

Keyhole Reservoir Fishing Reviews

Here are some positive reviews from anglers who have fished at Keyhole Reservoir:

  1. John from Cheyenne: “Keyhole Reservoir is my go-to spot for walleye fishing. The fish are plentiful, and the scenery is beautiful. I always have a great time here.”
  2. Sarah from Casper: “I love fishing for northern pike at Keyhole. The action is fantastic, and I’ve caught some really big ones. The campground is also great for families.”
  3. Mike from Laramie: “This reservoir is awesome for bass fishing. The smallmouth are really active, and I’ve had some great days on the water. Highly recommend it.”
  4. Emily from Denver: “Keyhole Reservoir is a hidden gem. The fishing is excellent, and the area is so peaceful. Perfect for a weekend getaway.”
  5. Tom from Rapid City: “I’ve been coming to Keyhole Reservoir for years, and it never disappoints. The variety of fish is great, and the facilities are top-notch.”

Top-Rated RV Parks, RV Resorts, and Campgrounds for Keyhole Reservoir Fishing

If you’re planning to stay overnight, here are some top-rated RV parks and campgrounds near Keyhole Reservoir:

Keyhole State Park Campground

  • Features: Lakefront campsites, boat ramps, fishing docks
  • Amenities: Restrooms, showers, picnic areas
  • Hookups: Electric hookups available
  • Distance to Lake: On the lake

Devil’s Tower KOA

  • Features: Scenic views, close to Devil’s Tower National Monument
  • Amenities: Restrooms, showers, laundry facilities
  • Hookups: Full hookups (water, sewer, electric)
  • Distance to Lake: 20 miles

Coulter Bay Campground

  • Features: Spacious sites, close to Keyhole Reservoir
  • Amenities: Restrooms, picnic areas
  • Hookups: No hookups available
  • Distance to Lake: 5 miles

Pine Haven RV Park

  • Features: Beautiful wooded sites, hiking trails
  • Amenities: Restrooms, showers, laundry facilities
  • Hookups: Full hookups (water, sewer, electric)
  • Distance to Lake: 3 miles

Pronghorn Campground

  • Features: Quiet and secluded, close to the reservoir
  • Amenities: Restrooms, picnic areas
  • Hookups: Limited electric hookups
  • Distance to Lake: On the lake

Keyhole Reservoir Fishing Summary

Keyhole Reservoir is a fantastic destination for anglers of all levels. With its variety of fish species, beautiful scenery, and excellent facilities, it’s no wonder that so many people love fishing here. Whether you’re looking to catch walleye, northern pike, bass, or crappie, you’ll find plenty of opportunities at this amazing reservoir. So pack your gear, gather your friends and family, and head out to Keyhole Reservoir for an unforgettable fishing adventure!

Frequently Asked Questions (FAQs) for Keyhole Reservoir Fishing

1. What is the best time of year to fish at Keyhole Reservoir?

The best time to fish at Keyhole Reservoir is during the spring and fall when the water temperatures are cooler, and fish are more active. However, summer and early morning fishing can also be productive.

2. Do I need a fishing license to fish at Keyhole Reservoir?

Yes, you need a valid Wyoming fishing license to fish at Keyhole Reservoir. Licenses can be purchased online or at local bait shops and sporting goods stores.

3. Are there boat rentals available at Keyhole Reservoir?

No, there are no boat rentals available at Keyhole Reservoir. It’s recommended to bring your own boat or fish from the shore.

4. Can I camp at Keyhole Reservoir?

Yes, there are several campgrounds around Keyhole Reservoir, including Keyhole State Park Campground and other nearby options. Most campgrounds offer basic amenities, and some have electric hookups.

5. What facilities are available at Keyhole Reservoir?

Keyhole Reservoir offers a variety of facilities, including boat ramps, fishing docks, picnic areas, restrooms, and campgrounds. These amenities make it a convenient and comfortable place for a fishing trip.

And there you have it! Your ultimate guide to fishing at Keyhole Reservoir. I hope this helps you have a fantastic fishing adventure. Tight lines, everyone!

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Best Fishing Bait, Lures & Tackle

Here’s some of the best fishing bait, fishing lures and fishing tackle Keyhole Reservoir Fishing Report Guide: