Iowa Fishing

Carthage Lake

The excellent Lake of Carthage Lake offers Iowa anglers consistent opportunities for catching Largemouth Bass, Walleye, Northern Pike. Carthage Lake is located near eastern Iowa at coordinates 40.42, -91.16. The excellent lake provides stable water levels and diverse habitat for Largemouth Bass, Walleye, Northern Pike. Local anglers frequently report success with Largemouth Bass, Walleye, Northern Pike at Carthage Lake.

Lake Iowa 40.4200, -91.1600
Updated 2026-04-29

Location

View on Google Maps 40.4200, -91.1600

Fishing Tips

  • Focus on dam faces during dusk when Largemouth Bass are active.
  • Focus on bridge pilings during dusk when Largemouth Bass are active.
  • The lily pads is a Largemouth Bass magnet, especially fall turnover.

Fishing Techniques for Carthage Lake

Focus your efforts around natural structure: points, submerged timber, weed edges, and rocky areas tend to hold fish in Iowa lakes. Dawn and dusk are peak feeding windows, especially during warmer months when fish move shallow. A varied approach — starting fast to locate active fish, then slowing down — pays off.

What to Expect at Carthage Lake

Fishing pressure is moderate year-round, peaking on weekends and holidays from spring through fall. Weekday trips typically mean fewer crowds and better fishing. The ecosystem here supports healthy populations of Largemouth Bass and Walleye, with good catch rates for prepared anglers.

Regulations

Current Iowa license mandatory. Iowa Department of Natural Resources maintains regulations on their website.

Frequently Asked Questions

Carthage Lake is open to public fishing. Respect property rights and follow local regulations.

winter months offers excellent Largemouth Bass fishing. Water conditions peak during this period.

Success depends on technique, season, and conditions. Local fishing reports provide updates.