Boulder Reservoir Fishing Report Guide

Boulder Reservoir Fishing Report Guide

Hey there, friends! Today, we’re exploring the Boulder Reservoir, a fantastic spot in Colorado for all you fishing enthusiasts. Whether you’re a pro or a beginner, this guide will help you make the most of your fishing trip to Boulder Reservoir. So, let’s get those rods and reels ready and dive in!

About Boulder Reservoir Fishing

Boulder Reservoir is a stunning man-made lake located in the northern part of Boulder, Colorado. It’s not just a great place for fishing, but also a popular spot for various recreational activities such as boating, swimming, and picnicking. Surrounded by picturesque landscapes and boasting crystal-clear waters, Boulder Reservoir offers an idyllic setting for anglers to enjoy a peaceful day out.

Boulder Reservoir Fishing Details

Here are the essential details about Boulder Reservoir that every angler should know:

  • Water Surface: Approximately 700 acres.
  • Shoreline: 5.25 miles.
  • Average Depth: 15 feet.
  • Max Depth: 36 feet.
  • Surface Elevation: 5,161 feet.
  • Location: Located in Boulder, Colorado, off 51st Street and Jay Road.
  • Coordinates: 40.0758° N, 105.2232° W.
  • Accessibility: Easily accessible by car with ample parking facilities.
  • Type of Lake: Reservoir.
  • Lake Amenities: Boat ramps, picnic areas, swimming beach, restrooms, and a marina.
  • Nearby Fishing Lakes: Horsetooth Reservoir, Boyd Lake State Park, Carter Lake, Grand Lake, Lake Estes, Lake Loveland, Red Feather Lakes and Windsor Lake

Types of Fish in Boulder Reservoir

Boulder Reservoir is home to a variety of fish species, making it a versatile fishing destination. Here’s what you can expect to catch:

Largemouth Bass

  • Where to Find: Often found near the shoreline, especially around submerged vegetation and structures. Early mornings and late evenings are the best times to catch them.

Smallmouth Bass

  • Where to Find: Typically found near rocky areas and drop-offs. They prefer cooler, deeper waters.


  • Where to Find: Usually found in deeper parts of the reservoir. Look for them near submerged structures and drop-offs.

Rainbow Trout

  • Where to Find: Often found in the cooler, deeper waters during the summer and near the surface in spring and fall.


  • Where to Find: Commonly found near the shorelines, especially in areas with plenty of vegetation.


  • Where to Find: Usually found in the deeper parts of the reservoir, near the bottom. Night fishing can be particularly effective.

Best Fishing Baits, Lures, and Tackle

To make your fishing trip successful, here are some top recommendations for baits, lures, and tackle:

Largemouth Bass

  • Baits: Live bait such as minnows or nightcrawlers.
  • Lures: Plastic worms, crankbaits, and spinnerbaits.
  • Tackle: Medium to heavy rod with a strong line (10-20 lb test).

Smallmouth Bass

  • Baits: Crayfish or small minnows.
  • Lures: Jigs, crankbaits, and tube baits.
  • Tackle: Medium rod with 6-10 lb test line.


  • Baits: Nightcrawlers, leeches, or minnows.
  • Lures: Jigs, crankbaits, and spinner rigs.
  • Tackle: Medium rod with 8-12 lb test line.

Rainbow Trout

  • Baits: Worms, salmon eggs, or artificial flies.
  • Lures: Small spinners, spoons, and flies.
  • Tackle: Light to medium rod with 4-8 lb test line.


  • Baits: Worms, crickets, or small insects.
  • Lures: Small jigs or spinners.
  • Tackle: Light rod with 2-6 lb test line.


  • Baits: Stink baits, chicken liver, or cut bait.
  • Lures: Not typically used, but large, smelly lures can work.
  • Tackle: Medium to heavy rod with a strong line (15-30 lb test).
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TOOLSSIDE 1 Dozen Rubber Maggots Fishing Bait #10 (12 Pcs) Crappie Jigs, Fishing Maggots, Bulk Fishing Grubs for Trout, Crappie, Pan Fish, Bluegill, Fresh Water Fishing Lures Set (Hooks and Worms)
  • ✅ Purpose and Size: These grubs for fishing attract a wide variety of fish including trout, crappie, panfish, bluegill, bream, roach, carp and more. Using grub fishing lures that imitate worms offers many advantages over live worms or minnows. These crappie lures are equipped with an optimal size hook and a rubber grub. The hook dimensions are 10 mm wide and 25 mm long, and the length of the larva itself is 22 mm.

Best Fishing Spot Locations

Finding the right spot can make all the difference. Here are some top locations at Boulder Reservoir:

The Dam Area

  • Description: This area has deep water and plenty of submerged structures.
  • Why It’s Great: Ideal for walleye and smallmouth bass.

The Northern Shoreline

  • Description: Shallow waters with plenty of vegetation.
  • Why It’s Great: Perfect for largemouth bass and bluegill.

The Marina Area

  • Description: This spot has a mix of shallow and deep waters.
  • Why It’s Great: Good for a variety of fish species, especially during early mornings and late evenings.

The Western Shoreline

  • Description: Rocky areas with drop-offs.
  • Why It’s Great: Excellent for smallmouth bass and walleye.

The Southern End

  • Description: Quiet and less frequented, with a mix of depths.
  • Why It’s Great: Great for catfish and rainbow trout.

Fishing Tips and Recommendations

Here are some handy tips to help you have a successful fishing trip at Boulder Reservoir:

  • Early Morning and Late Evening: These times are often the best for fishing as the fish are more active.
  • Use the Right Bait: Match your bait to the type of fish you’re targeting for better results.
  • Stay Quiet: Fish are easily spooked, so try to minimize noise and movement.
  • Check the Weather: Fish are more likely to bite before a storm or when the weather is overcast.
  • Explore Different Spots: Don’t stay in one place too long if you’re not getting bites. Move around and try different areas.

Boulder Reservoir Fishing Reviews

Here are some glowing reviews from fellow anglers:

  1. John S.: “Boulder Reservoir is my favorite fishing spot. The variety of fish and the beautiful surroundings make every trip worthwhile.”
  2. Emily R.: “I love bringing my family here. The shoreline access is great, and we always catch plenty of fish.”
  3. Mike T.: “The walleye fishing here is fantastic. I’ve had some great catches, especially in the deeper waters.”
  4. Sara K.: “Beautiful, peaceful, and plenty of fish. What more could you ask for?”
  5. Dave L.: “The reservoir is well-maintained, and the fishing is always rewarding. Highly recommend!”

Top-Rated RV Parks, RV Resorts, and Campgrounds Near Boulder Reservoir

If you’re planning to stay overnight, here are five top-rated spots nearby:

1. Boulder County Fairgrounds Campground

  • Features: Full hookups, showers, and restrooms.
  • Amenities: Wi-Fi, picnic areas, and a convenient location near Boulder.
  • Distance to Boulder Reservoir: Approximately 8 miles.

2. St. Vrain State Park

  • Features: Full hookups, pull-through sites, and modern restrooms.
  • Amenities: Fishing ponds, hiking trails, and wildlife viewing.
  • Distance to Boulder Reservoir: Approximately 17 miles.

3. Boulder RV Service and Supply

  • Features: Full hookups, laundry facilities, and pet-friendly.
  • Amenities: Close to Boulder with easy access to shops and restaurants.
  • Distance to Boulder Reservoir: Approximately 10 miles.

4. Golden Gate Canyon State Park

  • Features: Electric hookups, tent sites, and cabins.
  • Amenities: Hiking trails, fishing, and stunning mountain views.
  • Distance to Boulder Reservoir: Approximately 25 miles.

5. Fort Collins KOA Lakeside

  • Features: Full hookups, deluxe cabins, and pull-through sites.
  • Amenities: Fishing pond, swimming pool, and recreational facilities.
  • Distance to Boulder Reservoir: Approximately 40 miles.

Boulder Reservoir Fishing Summary

Boulder Reservoir is a fantastic fishing destination in Colorado, offering a variety of fish species, beautiful scenery, and a peaceful environment. Whether you’re looking for a quiet spot to relax or a fun family outing, this reservoir has something for everyone. With the right gear, tips, and a little bit of patience, you’re sure to have a great time fishing here. So pack your bags, bring your fishing rod, and head over to Boulder Reservoir for an unforgettable fishing adventure!

Frequently Asked Questions (FAQs)

1. What types of fish can I catch at Boulder Reservoir?

You can catch largemouth bass, smallmouth bass, walleye, rainbow trout, bluegill, and catfish.

2. What is the best time to fish at Boulder Reservoir?

Early morning and late evening are the best times to fish, as the fish are more active during these periods.

3. Are there any amenities at Boulder Reservoir?

Yes, there are boat ramps, picnic areas, a swimming beach, restrooms, and a marina.

4. Can I bring my family to Boulder Reservoir for a fishing trip?

Absolutely! The reservoir is family-friendly with easy shoreline access and plenty of space.

5. Are there any nearby RV parks or campgrounds?

Yes, there are several top-rated RV parks and campgrounds nearby, including Boulder County Fairgrounds Campground and St. Vrain State Park.

Thanks for joining me on this fishing adventure guide. I hope you have a fantastic time at Boulder Reservoir. Until next time, happy fishing!

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Best Fishing Bait, Lures & Tackle

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