Castaic Lake - Castaic, CA
Lake Information
| Fish Species: | Striped Bass, Channel Catfish, Rainbow Trout, Largemouth Bass, Black Crappie, Smallmouth Bass, Bluegill, White Crappie |
Castaic Lake, located in Los Angeles County, is a premier Southern California reservoir known for its trophy largemouth bass and robust striped bass population. This large, deep lake supports year-round fishing for bass, catfish, panfish, and seasonal trout.
Spring is the most productive season for largemouth bass, with anglers targeting spawning fish using swimbaits, jigs, and soft plastics around brush, rocks, and drop-offs. Post-spawn, drop-shot and deep crankbait tactics excel. Striped bass school in open water and respond well to trolling, cut bait, or vertical jigging, especially near the dam and main channel.
Catfish are abundant and grow large, especially in coves and creek arms. Chicken liver, mackerel, and commercial stink baits are effective at night. Crappie and bluegill are found in shallows near submerged structure and offer fun spring and summer action using live bait or jigs.
Castaic Lake provides ample access, with boat ramps, marinas, and shoreline trails. Watercraft are popular, but float tubers and bank anglers can also do well in quieter coves. With a reputation for producing double-digit bass and consistent striped bass action, Castaic Lake remains a top-tier multispecies destination for serious Southern California anglers.
Spring is the most productive season for largemouth bass, with anglers targeting spawning fish using swimbaits, jigs, and soft plastics around brush, rocks, and drop-offs. Post-spawn, drop-shot and deep crankbait tactics excel. Striped bass school in open water and respond well to trolling, cut bait, or vertical jigging, especially near the dam and main channel.
Catfish are abundant and grow large, especially in coves and creek arms. Chicken liver, mackerel, and commercial stink baits are effective at night. Crappie and bluegill are found in shallows near submerged structure and offer fun spring and summer action using live bait or jigs.
Castaic Lake provides ample access, with boat ramps, marinas, and shoreline trails. Watercraft are popular, but float tubers and bank anglers can also do well in quieter coves. With a reputation for producing double-digit bass and consistent striped bass action, Castaic Lake remains a top-tier multispecies destination for serious Southern California anglers.
Castaic Lake Whoppers
| Species | Weight | Date | Report |
| Striped Bass | 13 lbs. 8 oz. | 3-16-2020 | View Report |
| Largemouth Bass | 11 lbs. 13 oz. | 3-11-2019 | View Report |
| Largemouth Bass | 2 lbs. 8 oz. | 7-06-2019 | View Report |
Latest Fish Plants
| Plant Date | Species | Source | Total Pounds |
| 3-19-2025 | Rainbow Trout | California Department of Water Resources | 5000 |
| 2-21-2025 | Rainbow Trout | California Department of Water Resources | 5000 |
| 4-29-2024 | Rainbow Trout | California Department of Water Resources | 5000 |
| 4-24-2023 | Rainbow Trout | CDFW | |
| 1-02-2023 | Rainbow Trout | CDFW |
Latest Fish Reports
| Date | Report | Author |
| 10-31-2025 | The lake continues to produce excellent action this year Castaic Lake remained near 85% of capacity last... more » |
Chad Burton and Chris Borden |
| 10-24-2025 | Castaic Lake rose to 85 percent of its storage capacity Castaic Lake rose to 85 percent of its... more » |
Chad Burton and Chris Borden |
| 10-17-2025 | The lake held close to 82 percent of capacity, and water temps fell into the mid and low seventies The lake held close to 82 percent of... more » |
Chad Burton and Chris Borden |
| 10-10-2025 | Fshing continued to improve this week The lake held near 83% of its storage... more » |
Chad Burton and Chris Borden |
| 10-3-2025 | Fishing was great for another week The lake fell two feet to 81% of... more » |
Chad Burton and Chris Borden |
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