Iowa Lake is a broad, shallow 802-acre natural lake on the Iowa-Minnesota border in Emmet County, in Iowa’s lake-rich northwest – a fertile prairie-pothole lake known for northern pike, crappie and perch, and a quiet, wind-swept setting near the Iowa Great Lakes. With no motor restrictions and easy public access, it’s a low-key spot for anglers who like big, open water. This guide is part of our growing Iowa Lakes Database.
Iowa Lake at a glance
- Surface area: ~802 acres
- Depth: maximum ~9 ft (a shallow prairie lake)
- Location: Emmet County, northwest Iowa, on the Iowa-Minnesota border
- Boating: no motor restrictions
- Top fish: northern pike, black crappie, yellow perch, black bullhead
A shallow prairie-pothole lake
Iowa Lake is a classic northwest-Iowa prairie-pothole lake – broad (about 802 acres) but shallow, reaching only around nine feet. Straddling the Iowa-Minnesota line in Emmet County, it sits in the same glacier-carved lake country as the famous Iowa Great Lakes just to the southwest. The fertile, wind-swept water warms early and supports a solid warm-water fishery.
Fishing Iowa Lake
The lake is best known for northern pike, black crappie, yellow perch and black bullhead. An Iowa or Minnesota fishing license applies depending on which side of the border you fish. Anglers work the weed lines and shoreline for pike and crappie, and the open water for perch – and like most shallow northwest-Iowa lakes, it’s a popular winter ice-fishing spot. There are no motor restrictions, so a variety of boats can launch.
Boating, recreation and water level
With no motor limits, Iowa Lake suits powerboats, johnboats, kayaks and canoes, with public access for fishing and boating. As a shallow natural lake, its level and clarity vary with rainfall and wind, so check current conditions. There’s no major developed swim beach; it’s primarily a fishing and boating lake.
Getting there and what’s nearby
Iowa Lake is in northern Emmet County, northwest Iowa, on the Minnesota border near Armstrong and Estherville. The Iowa Great Lakes (Spirit Lake and the Okobojis), High Lake and Ingham Lake are all nearby.
Know before you go
- Fishing license: an Iowa or Minnesota license applies depending on which side you fish.
- Big & shallow: open, wind-swept water – good for pike and perch; watch the weather.
- No motor limits: public access for boats of all kinds.
Frequently asked questions
What fish are in Iowa Lake?
Northern pike, black crappie, yellow perch and black bullhead.
How big and deep is Iowa Lake?
About 802 acres but shallow, reaching only around nine feet at its deepest.
Where is Iowa Lake?
In Emmet County, northwest Iowa, on the Iowa-Minnesota border near Armstrong, not far from the Iowa Great Lakes.
Related: explore more of the largest lakes in Iowa, or head back to the Iowa Lakes Database.
Explore more Iowa lakes: the largest lakes in Iowa and the deepest lakes in Iowa.
