Rockland Harbor Breakwater Light
Lighthouse · Knox County, Maine
Rockland Harbor Breakwater Light is a lighthouse in Knox County, Maine. Maine has 70 lighthouses on record at Wayfarrow, 15 of them in Knox County.
It was built in 1902, in the early 20th century, making it the 56th oldest of the 61 in Maine with a recorded construction date; the tower stands about 25 feet tall (43rd tallest of 53 measured in Maine); its light sits 39 feet above the water; the light characteristic is recorded as Fl W 5s (a white flash every 5 seconds), with a range of about 17 nautical miles; it guards Penobscot Bay; the structure is built of brick.
Status check, 2026-11: The record's 1888 date is wrong: the lighthouse was built and lit in 1902, after the breakwater was finished. It is still a working light and is owned by the City of Rockland. Rockland Harbor Breakwater Light is listed on the National Register of Historic Places. It stands at 44.1040° N, 69.0775° W.
Key facts
| Current structure built | 1902 |
|---|---|
| Tower height | 25 ft |
| Focal height | 39 ft |
| Light characteristic | Fl W 5s |
| Range | 17 nautical miles |
| Body of water | Penobscot Bay |
| Material | brick |
| Heritage designation | National Register of Historic Places listed place |
| National Register | Listed |
| Coordinates | 44.10404, -69.07754 |
Nearby places
- Owls Head Lightlighthouse · Knox County · 1.9 mi
- Indian Island Lightlighthouse · Knox County · 4.3 mi
- Curtis Island Lightlighthouse · Knox County · 6.9 mi
- Browns Head Lightlighthouse · Knox County · 8.4 mi
- Whitehead Lightlighthouse · Knox County · 9 mi
- Two Bush Island Lightlighthouse · Knox County · 9.7 mi
- Tenants Harbor Lightlighthouse · Knox County · 11.2 mi
- Heron Neck Lightlighthouse · Knox County · 12 mi
- Goose Rocks Lightlighthouse · Knox County · 12.4 mi
- Grindel Point Lightlighthouse · Waldo County · 14 mi
- Marshall Point Lightlighthouse · Knox County · 15.8 mi
- Eagle Island Lightlighthouse · Hancock County · 17.3 mi
Questions
Where is Rockland Harbor Breakwater Light?
Rockland Harbor Breakwater Light is in Knox County, Maine, at 44.1040, -69.0775.
How many lighthouses are in Knox County?
Knox County, Maine has 15 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.