Lighthouse · Lake Huron · Michigan
Round Island Passage Light
A lighthouse on Lake Huron in Mackinac County, Michigan, established 1947 and listed on the National Register of Historic Places.
The light
On the record
- Established
- 1947
- Tower height
- 18 m (59 ft)
- Focal height
- 22 m (72 ft) above the water
- Range
- 14 nautical miles
- Light characteristic
- Fl R 4s
- Built of
- Reinforced concrete, box crib
- NRHP reference
- 13000583
- USCG light number
- 7-12580
- ARLHS number
- USA710
- Location
- Mackinac County, Michigan
- Coordinates
- 45.8433° N, 84.6150° W
The story
History and visiting
Down the coast
Nearest Huron lights
- Round Island Light (Mackinac County)0.4 mi · est. 1895 · dark · MI
- Wawatam Lighthouse5.1 mi · est. 1998 · MI
- Old Mackinac Point Light6.7 mi · est. 1892 · dark · MI
- Bois Blanc Light9.6 mi · dark · MI
- Fourteen Foot Shoal Light14 mi · est. 1929 · MI
- Cheboygan Crib Light15 mi · est. 1884 · dark · MI
Straight-line distance.
By boat
Launches nearby
- St. Ignace5.3 mi · trailer ramp
- Mackinaw City Municipal Marina6.8 mi · trailer ramp
- Straits State Harbor6.9 mi · trailer ramp
- Bois Blanc11 mi · trailer ramp
On the bottom
Wrecks off this light
- SS Cedarville4.8 mi · lost 1965
On the water
What to fish on Lake Huron
Source
Facts on this page are from the Wikidata record for Round Island Passage Light (Q7371061), retrieved 2026-10-09, with the National Register listing at NPGallery. A blank field means the record is silent, not that the light lacks it. Grounds, towers and tours are run by many different owners; check with them before you go.
Chart shoreline generalized from Natural Earth (public domain). Not for navigation. Something wrong or missing? Write to contact@greatamericanlakes.com.