Duluth South Breakwater Outer Light
Lighthouse · St. Louis County, Minnesota

Duluth South Breakwater Outer Light is a lighthouse in St. Louis County, Minnesota. Minnesota has 9 lighthouses on record at Wayfarrow, 4 of them in St. Louis County.
It was built in 1901, in the early 20th century, making it the 3rd oldest of the 8 in Minnesota with a recorded construction date; its light sits 43 feet above the water; the light characteristic is recorded as F G (a steady light), with a range of about 13 nautical miles; it guards Lake Superior.
Status check, 2026-11: The 1874 wooden tower was replaced by the current brick fog-signal building and tower, first lit in 1901; height is left null because sources disagree (34 ft, 44 ft, or an 11.5-ft tower on the building). Duluth South Breakwater Outer Light is listed on the National Register of Historic Places. It stands at 46.7801° N, 92.0875° W.
Key facts
| Current structure built | 1901 |
|---|---|
| Focal height | 43 ft |
| Light characteristic | F G |
| Range | 13 nautical miles |
| Body of water | Lake Superior |
| Heritage designation | National Register of Historic Places listed place |
| National Register | Listed |
| Coordinates | 46.78010, -92.08750 |
Nearby places
- Duluth Harbor North Pier Lightlighthouse · St. Louis County · 0.1 mi
- Duluth South Breakwater Inner Lightlighthouse · St. Louis County · 0.2 mi
- Minnesota Point Lightlighthouse · St. Louis County · 5.7 mi
- Wisconsin Point Lightlighthouse · Douglas County · 6.2 mi
- Amnicon Falls Bridgecovered bridge · Douglas County · 15 mi
- Two Harbors Breakwater Lightlighthouse · Lake County · 25.4 mi
- Two Harbors Lighthouselighthouse · Lake County · 25.8 mi
- Harlisghost town · Pine County · 27.6 mi
- Beldenghost town · Pine County · 33.4 mi
- Londonghost town · Lake County · 38.1 mi
- Fermoyghost town · St. Louis County · 38.5 mi
- Splitrockghost town · Lake County · 42.5 mi
Questions
Where is Duluth South Breakwater Outer Light?
Duluth South Breakwater Outer Light is in St. Louis County, Minnesota, at 46.7801, -92.0875.
How many lighthouses are in St. Louis County?
St. Louis County, Minnesota has 4 lighthouses on record at Wayfarrow.
- Wayfarrow status check (web sources) — Checked for current status (facts)
- Wayfarrow status check (web sources) — Checked for current status (facts)
- Wayfarrow status check (web sources) — Checked for current status (facts)
- Wikidata — Wikidata item (CC0)
- National Register of Historic Places — National Register of Historic Places record (public-domain)
- Wikidata — Wikipedia article (linked as a source; text not used) (CC0)
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.