Wayfarrow

Four Mile Crib Light

Lighthouse · Cook County, Illinois

Four Mile Crib Light is a lighthouse in Cook County, Illinois. Illinois has 8 lighthouses on record at Wayfarrow, 7 of them in Cook County.

Its light sits 66 feet above the water; the light characteristic is recorded as Fl W 5s (a white flash every 5 seconds), with a range of about 12 nautical miles; it guards Lake Michigan.

Status check, 2026-11: Red skeleton light tower on Chicago's oldest surviving water crib; sources give 1891, 1892 or 1894 for its date, and 1898 is when steam heat was added. The city scheduled it for demolition, but it has not been torn down. It stands at 41.8733° N, 87.5450° W.

Key facts

Focal height66 ft
Light characteristicFl W 5s
Range12 nautical miles
Body of waterLake Michigan
Coordinates41.87333, -87.54500

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Nearby places

Questions

Where is Four Mile Crib Light?

Four Mile Crib Light is in Cook County, Illinois, at 41.8733, -87.5450.

How many lighthouses are in Cook County?

Cook County, Illinois has 7 lighthouses on record at Wayfarrow.

Sources and licences

Facts marked "approximately" carry an uncertain date in the source. Text on this page is generated from the sources above; no encyclopedia prose is copied. Last updated 2026-11-05.