Lake Castaic Bass Fishing- Lures and Locations

Here’s a detailed run-down for bass fishing at Castaic Lake (in northern Los Angeles County) — what you can expect, how to approach it, and some tips to increase your chances
Made by Desert Vegas Fishing
The lake is located about 45 miles north of Los Angeles, just off I-5 at the Lake Hughes Rd exit.
It’s a large reservoir (upper “main” lake + a lower lagoon) with about 29 miles of shoreline on the upper.

The upper lake is known for its trophy‐bass potential, especially largemouths.

The bass size-limit: Black bass limit is 5 fish at 15 inches for Castaic Lake.

🎣 Bass fishing specifics
Species & size potential

The main target is the largemouth bass. Castaic also has some smallmouth bass.

Historically, some very large largemouths were caught here (e.g., ~21 lb record) which help build the “trophy lake” reputation.

Reports from 2025 show “good numbers of large and smallmouth bass” in 2-20 ft of water using finesse techniques.

Best times & locations

Spring (March especially) is often cited as the best time for targeting trophy largemouths — many caught during pre-spawn/spawn phases.

Good bass structure: rocky shores, submerged timber, points, drop-offs, coves.

Locations mentioned: Government Cove, Sharon’s Rest, Suicide Point, C-Point, the main boat ramp area.
californiasgreatestlakes.com

For boat anglers: targeting 5-20 ft depths around structure (bluff walls, points) has been effective.

Techniques & lures

Finesse techniques work well (drop shot, Senkos, carolina rig) especially when fish are pressured.

Imitation shad/trout baits are good: many bass are keyed into stocked trout or shad forage.

Colors: shad‐patterns, green pumpkin, baitfish colors work well.